Parse and Understand Cron Expressions Without Memorising the Syntax
Cron expressions are compact but cryptic. Paste one in and see exactly what it schedules in plain English — including the next 10 run times.
Read article →CSS/SVG Gooey Effect — How It Works and How to Build It
The gooey effect makes elements appear to blob together using an SVG filter trick. Learn how it works and use the interactive generator to build your own, no code required.
Read article →Generate a Word Cloud from Any Text
Paste text or upload a document and get a visual word cloud showing the most frequent words at a glance. Customise colours, font, and size — download as PNG.
Read article →Calculate the Exact Difference Between Two Dates
Enter any two dates and get the difference in days, weeks, months, and years — with business days, weekends, and leap years handled correctly.
Read article →Compare Two Texts Side by Side — Diff Checker
Paste two versions of any text and instantly see what changed, line by line. Added lines in green, removed in red — no setup, no account.
Read article →Emoji Code Lookup — Find Unicode, HTML Entity and CSS Code for Any Emoji
Look up any emoji by name or browse by category to get its Unicode code point, HTML entity, CSS content value, and shortcode. Free browser tool, no account needed.
Read article →Interactive CSS Timeline Builder — Design and Export Timeline Components
Build vertical and horizontal CSS timeline components visually — add events, customise colours and spacing, then copy clean HTML and CSS ready to drop into any project.
Read article →Morse Code Generator — Generate and Play Morse Code Audio
Convert text to Morse code and play it through your browser as audio. Adjust the tone frequency and words-per-minute speed. Download the output as a WAV file.
Read article →Translate Text to Morse Code — and Hear It
Type any text and get the Morse code equivalent instantly. Play it as audio using the Web Audio API — adjustable speed and tone, no libraries, no downloads.
Read article →Convert Between camelCase, snake_case, PascalCase and More
Paste any identifier and convert it to every common programming case in one click. Handles mixed input, abbreviations, and unicode — useful when renaming variables across a codebase.
Read article →Random Choice Picker — Let the App Decide
Enter a list of options, spin the wheel, and get a random choice. Useful for anything from lunch decisions to team assignments — with optional weights so some items are more likely than others.
Read article →Build a Clean Resume and Export to PDF — No Templates, No Subscriptions
Fill in your details, choose a layout, and download a professional PDF resume instantly. Everything runs in your browser — no account, no data sent to a server.
Read article →Special Character Identifier — Find Hidden and Invisible Characters in Text
Paste any text to instantly identify every special, invisible, or unexpected character — see its Unicode name, code point, and category. Great for debugging encoding issues.
Read article →Spell Out Any Text — Letter by Letter
Enter text and get it spelled out character by character, with phonetic alphabet options. Useful for dictating codes over the phone or radio, or teaching letter recognition.
Read article →Unicode Character Map — Browse and Copy Any Unicode Symbol
Search, browse, and copy any of the 140,000+ Unicode characters by name, block, or category — with code points, HTML entities, and CSS values ready to paste.
Read article →Video Thumbnail Generator — Extract Frames from Any Video
Extract still frames from any video as high-quality JPG images — right in your browser. No uploads, no accounts, no waiting. Here
Read article →Count Word Frequency in Any Text — Find Overused Words Instantly
Paste any text and see every word ranked by how often it appears. Useful for spotting repetition in writing, analysing keyword density, or understanding a document
Read article →Barcode Generator — Free Online Tool | Doathingy
Generate 1D barcodes in 9 formats including Code128, EAN-13, UPC-A, and ITF-14. Customise size, colours, and margins. Download as SVG or PNG, or batch-export a ZIP.
Read article →Base64 Encoder/Decoder — Free Online Tool | Doathingy
Encode any text or binary data to Base64 and decode Base64 strings back to readable text. Supports URL-safe Base64, live character count, and file upload encoding.
Read article →Color Palette Generator — Free Online Tool | Doathingy
Generate harmonious colour palettes from any base colour — complementary, analogous, triadic, and more. Preview swatches, copy hex values, and export th...
Read article →Compression Algorithm Explorer — Free Online Tool | Doathingy
Compare lossless compression algorithms side by side in your browser. Paste or upload text, see compressed sizes and ratios for multiple algorithms at o...
Read article →CSS 3D Card Engine — Free Online Tool | Doathingy
Build interactive 3D tilt-and-flip card effects with pure CSS. Adjust perspective, rotation depth, shadow, and transition speed — then copy the ready-to...
Read article →CSS Border Radius Generator — Free Online Tool | Doathingy
Generate CSS border-radius visually. Control all four corners independently, use elliptical values, pick from preset shapes, and copy the CSS or nearest Tailwind class.
Read article →CSS Gradient Generator — Free Online Tool | Doathingy
Create linear, radial, and conic CSS gradients visually. Add colour stops, adjust angles and positions, and copy the finished background CSS — all with ...
Read article →CSS Loader Generator — Free Online Tool | Doathingy
Generate pure CSS loading animations — spinners, dots, bars, and more. Customise size, colour, and speed, then copy the HTML and CSS ready to drop into ...
Read article →CSS Minifier — Free Online Tool | Doathingy
Minify CSS to a single compressed line — or beautify and format messy CSS into readable code. Shows file size savings, handles comments, zero values, and hex shortening.
Read article →CSS/SVG Gooey Effect Demo — Free Online Tool | Doathingy
Generate and preview the CSS/SVG gooey blob merge effect. Adjust blur, contrast, and animation speed, then copy the ready-to-use CSS filter snippet.
Read article →CSS Text Wave Hover Effect — Free Online Tool | Doathingy
Add a rolling wave animation to text on hover with pure CSS. Each character lifts and falls in sequence — configure speed, amplitude, and colour, then c...
Read article →CSS Wave Dropdown Creator — Free Online Tool | Doathingy
Design smooth wave-shaped dropdown menus with pure CSS. Configure wave shape, timing, background colour, and reveal animation — then copy the complete c...
Read article →CSS Wave Text Hover — Free Online Tool | Doathingy
Generate a flowing wave effect on text characters triggered by mouse hover. Configure wave direction, speed, and colour — copy the pure CSS output and a...
Read article →CSV Encoding Fixer — Free Online Tool | Doathingy
Fix garbled characters in CSV files caused by encoding mismatches. Detects the source encoding, converts to UTF-8, and fixes mojibake — the corrupted text you get when encoding is wrong.
Read article →CSV Generator — Free Online Tool | Doathingy
Generate realistic CSV test data with configurable columns. Choose from 30+ field types including names, emails, addresses, dates, and numbers. Set row count, delimiter, and download instantly.
Read article →CSV Validator — Free Online Tool | Doathingy
Validate a CSV file against configurable rules. Check column count, required fields, data types, allowed values, date formats, and uniqueness. Get a detailed error report per row.
Read article →Date Format Converter — Free Online Tool | Doathingy
Convert dates between any format — ISO 8601, US, UK, RFC 2822, Unix timestamp, and more. Paste a date in one format and get it in all others instantly.
Read article →Drum Beat Generator — Free Online Tool | Doathingy
Program drum patterns in your browser with a grid-based step sequencer. Toggle kick, snare, hi-hat, and percussion hits across 16 steps — play back, adj...
Read article →Egg Timer — Free Online Tool | Doathingy
A precise browser-based egg timer with soft, medium, and hard-boiled presets — plus a custom countdown. Plays an audible alert when time is up. No app n...
Read article →Favicon Generator — Free Online Tool | Doathingy
Generate favicons from text, emoji, or any image. Creates all required sizes from 16×16 to 512×512. Download as a ZIP with the HTML link tags ready to copy.
Read article →Favicon Logo QR Code Generator — Free Online Tool | Doathingy
Generate QR codes with your logo or favicon embedded in the centre. Upload any image, choose a QR error correction level, adjust size and colours, and download as SVG or PNG.
Read article →Gooey Fluid Button Generator — Free Online Tool | Doathingy
Generate animated CSS buttons with a gooey fluid blob effect on hover. Customise colours, blob count, animation speed, and button label. Copy the ready-to-paste HTML and CSS.
Read article →Google Font Previewer — Free Online Tool | Doathingy
Browse and preview 50 popular Google Fonts with your own text. Adjust size, weight, letter spacing, and line height. Copy the import URL, link tag, and CSS font-family.
Read article →Google Form to PDF Form — Free Online Tool | Doathingy
Convert a Google Form into a printable PDF form. Paste your form questions and options, and get a clean, printer-ready PDF with input fields — no Google...
Read article →Image Background Remover — Free Online Tool | Doathingy
Remove the background from any photo or image entirely in your browser. Uses AI-powered segmentation to cut out the subject and download a transparent PNG.
Read article →Image Compressor — Free Online Tool | Doathingy
Compress JPG, PNG, WebP, and GIF images with a live quality slider. See the before/after file size and visual quality side by side, then download the compressed image.
Read article →Image to Base64 Converter — Free Online Tool | Doathingy
Convert any image file to a Base64 data URL instantly. Supports PNG, JPG, GIF, WebP, SVG, and more. Choose HTML, CSS, JSON, or raw output format — and decode Base64 back to an image.
Read article →Interactive Book Mockup — Free Online Tool | Doathingy
Generate a realistic 3D book mockup from your cover image. Upload your cover, adjust thickness, spine colour, and perspective — then export a crisp PNG ...
Read article →Job Listing Card Generator — Free Online Tool | Doathingy
Create styled HTML job listing cards ready to embed on any website. Fill in the role, company, location, and tags — get clean, copy-paste HTML and CSS o...
Read article →Keyword Density Analyzer — Free Online Tool | Doathingy
Analyse keyword frequency and density in any text. Find top keywords, 2- and 3-word phrases, and get an SEO recommendation for a target keyword. Export as CSV.
Read article →Live Webcam Glass Button — Free Online Tool | Doathingy
A CSS glassmorphism button with your live webcam feed showing through it. A striking UI demo that shows CSS backdrop-filter in action — with copy-ready ...
Read article →Newsletter Signup Generator — Free Online Tool | Doathingy
Generate a complete, styled newsletter signup form in HTML and CSS. Configure heading, subtext, button label, and colour scheme — then copy the embed-re...
Read article →Office Document Text Replacer — Free Online Tool | Doathingy
Find and replace text inside Word (.docx) documents directly in your browser. Upload a document, enter old and new text, and download the updated file —...
Read article →PDF File Size Compressor — Free Online Tool | Doathingy
Reduce PDF file size in your browser. Compresses embedded images, removes metadata, and applies optimisations — no upload to any server. Download the smaller PDF instantly.
Read article →Phosphor Webcam Filter — Free Online Tool | Doathingy
Apply a retro phosphor screen filter to your live webcam feed in real time. Simulates the green or amber glow of old CRT monitors — great for streaming,...
Read article →Pop-up Animation Builder — Free Online Tool | Doathingy
Design CSS animations for modal and pop-up reveals. Choose from scale, slide, fade, and bounce entrances — configure timing and easing — then copy the k...
Read article →Profile Card Generator — Free Online Tool | Doathingy
Generate styled HTML profile cards for team pages, portfolios, or directory listings. Enter name, role, bio, and avatar — get clean, responsive HTML + C...
Read article →Random Word Generator — Free Online Tool | Doathingy
Generate random words, sentences, names, domain names, and usernames. Control count, length, category, and case. Perfect for testing, brainstorming, and placeholder content.
Read article →Remove Duplicate Lines — Free Online Tool | Doathingy
Remove duplicate lines from any text in seconds. Case-sensitive or insensitive, with options to sort, trim whitespace, remove blanks, and see exactly which duplicates were found.
Read article →Robots.txt Generator — Free Online Tool | Doathingy
Build a valid robots.txt file visually. Add rules for any user-agent, allow or disallow paths, set crawl-delay, and add your sitemap URL. Preview and download the file instantly.
Read article →Sleep Breathing Guide — Free Online Tool | Doathingy
A guided breathing exercise tool to help you wind down before sleep. Follow the animated cue for inhale, hold, and exhale cycles — box breathing, 4-7-8,...
Read article →Snake Game QR Code Generator — Free Online Tool | Doathingy
Generate a QR code that looks like the classic Snake game board. The snake path forms a valid, scannable QR code — a unique way to share links with a pl...
Read article →SSL Certificate Decoder — Free Online Tool | Doathingy
Decode and inspect SSL/TLS certificates directly in your browser. Paste a PEM certificate and instantly see the subject, issuer, validity dates, SANs, a...
Read article →SVG Code to JPG/PNG — Free Online Tool | Doathingy
Paste SVG code and convert it to a JPG or PNG image at any resolution. Set the output size, background colour, and quality. Download or copy the result.
Read article →SVG to 3D Extruder — Free Online Tool | Doathingy
Extrude any SVG shape into a 3D object in your browser. Upload an SVG, adjust depth and perspective, rotate the view, and export a rendered image or 3D ...
Read article →SVG to JPG/PNG — Free Online Tool | Doathingy
Upload an SVG file and convert it to a JPG or PNG image at any resolution. Set dimensions, background, and quality. Download the raster image instantly.
Read article →Tailwind Color Picker — Free Online Tool | Doathingy
Browse the complete Tailwind CSS v3 color palette visually. Click any shade to copy its class name, hex, RGB, or HSL. Includes contrast checking and color harmony.
Read article →Tailwind Shadow Generator — Free Online Tool | Doathingy
Design CSS box shadows and find the matching Tailwind shadow class. Load any Tailwind preset or build custom multi-layer shadows. Copy the CSS or Tailwind config snippet.
Read article →Text Diff Checker — Free Online Tool | Doathingy
Compare two blocks of text side by side and highlight every difference. Additions in green, deletions in red — instantly see what changed between two ve...
Read article →Text Line Sorter — Free Online Tool | Doathingy
Sort lines of text alphabetically, by length, numerically, or randomly. Supports deduplication, line numbering, custom separators, and reverse order.
Read article →Unix Timestamp Converter — Free Online Tool | Doathingy
Convert Unix timestamps to human-readable dates and back again. Shows a live ticking counter of the current timestamp, supports seconds and milliseconds, and covers every timezone.
Read article →UUID Generator — Free Online Tool | Doathingy
Generate UUIDs (v1, v4, v5, and more) instantly in your browser. Generate in bulk, copy individual IDs or the full list, and format output for use in co...
Read article →Wavy Text Hover Effect — Free Online Tool | Doathingy
Create a smooth wavy text animation triggered on hover — each character flows up and down in a rolling sequence. Configure speed, amplitude, and colour,...
Read article →Website Color Visualizer — Free Online Tool | Doathingy
Preview how a colour scheme looks applied to a realistic website layout — header, hero, cards, and footer — all updated live as you pick colours. Great ...
Read article →XML Sitemap Generator — Free Online Tool | Doathingy
Build a valid XML sitemap by adding URLs manually or in bulk. Set priority, change frequency, and last-modified date per URL. Download sitemap.xml or copy the XML directly.
Read article →2048 Game — Free Online Tool | Doathingy
A fully playable 2048 game in your browser with smooth tile movements, score tracking, and high score display. Use arrow keys to slide tiles, merge matchin...
Read article →3D Liquid Fill Card — Free Online Tool | Doathingy
Generate animated 3D liquid fill card components with customizable colors, fill level, wave animation, and tilt effect. Copy the ready-to-use HTML and CSS.
Read article →3D PDF Book Viewer — Free Online Tool | Doathingy
View a PDF as an interactive 3D book with realistic page-flip animations. Upload your PDF and browse it in a skeuomorphic book format directly in your browser.
Read article →Add Page Numbers to PDF — Free Online Tool | Doathingy
Add professional page numbers to any PDF document in your browser. Control placement (top/bottom, left/centre/right), font size, number format (Page X of Y...
Read article →Add Text to Photos — Free Online Tool | Doathingy
Overlay custom text onto any photo in your browser. Choose font, size, colour, opacity, and position with a live preview. Download the result as PNG or JPE...
Read article →Add Watermark to PDF — Free Online Tool | Doathingy
Add a custom text watermark to every page of a PDF document in your browser. Set the text, opacity, angle, font size, and colour, then download the waterma...
Read article →AES Encrypt / Decrypt — Free Online Tool | Doathingy
Encrypts and decrypts text using AES-256-GCM directly in your browser — your data never leaves your device. Enter plaintext and a password to get a base64-...
Read article →AI Text Humanizer — Free Online Tool | Doathingy
Rewrite AI-generated text to sound more natural and human. Adjust tone, formality, and style to produce text that reads like it was written by a person.
Read article →Animated Coin Flip — Free Online Tool | Doathingy
An interactive coin flip simulator with visual animations delivering instant, unbiased heads or tails results. Based on true 50/50 odds every time. Perfect...
Read article →Animated Gradient Border CSS Generator — Free Online Tool | Doathingy
Design and generate dynamic animated gradient borders with ready-to-use CSS. Adjust gradient colors, animation speed, and border thickness with live previe...
Read article →Animated Underline Generator — Free Online Tool | Doathingy
Design and generate unique animated CSS underlines including
Read article →Aspect Ratio Calculator — Free Online Tool | Doathingy
Instantly calculate the aspect ratio of any dimensions or find equivalent pixel sizes for a given ratio. Works in both directions: dimensions to ratio, or ...
Read article →Base64 Encoder/Decoder — Free Online Tool | Doathingy
Encode text or files to Base64 and decode Base64 strings back to text or downloadable files. Live encoding as you type. Supports text and binary file input...
Read article →Batch PII Scanner — Free Online Tool | Doathingy
Scan text files or pasted content for personally identifiable information (PII) — emails, phone numbers, SSNs, credit card numbers, and more. No data leaves ...
Read article →Bcrypt Hasher — Free Online Tool | Doathingy
Generate and verify bcrypt password hashes in your browser. Adjust the cost factor to control hash strength. Hash a password or verify a plaintext against ...
Read article →Binary Packet Frame Designer — Free Online Tool | Doathingy
Design binary wire protocol frames visually. Add named fields with bit/byte widths, choose endianness, and see a precise byte-level layout diagram. Export ...
Read article →Bit & Byte Calculator — Free Online Tool | Doathingy
Convert between all digital storage units from bits to petabytes in real time. Also calculates file transfer times for a given file size and connection spe...
Read article →Bitcoin Private Key Guesser — Free Online Tool | Doathingy
An educational tool demonstrating the mathematical impossibility of guessing Bitcoin private keys. A fascinating and eye-opening illustration of cryptograp...
Read article →Blog Post Card Generator — Free Online Tool | Doathingy
Generate responsive blog post preview cards as clean HTML with Tailwind CSS. Configure up to six cards with titles, excerpts, authors, tags, and visual sty...
Read article →BMI Calculator — Free Online Tool | Doathingy
Calculate your Body Mass Index instantly with a clear numerical result and colour-coded category. Supports both metric (kg/cm) and imperial (lbs/inches) in...
Read article →Body Fat Calculator — Free Online Tool | Doathingy
Estimate body fat percentage using the US Navy method. Enter height, neck, and waist measurements (plus hips for women) for an accurate result with fitness...
Read article →Bulk Image Converter — Free Online Tool | Doathingy
Convert multiple images at once to JPG, PNG, or WebP in your browser. Supports HEIC, PNG, JPG, and WebP input. Download all converted files together.
Read article →Calculator — Free Online Tool | Doathingy
A web-based calculator for all basic arithmetic needs — addition, subtraction, multiplication, and division — with memory functions for storing and recalli...
Read article →Call-to-Action Section Builder — Free Online Tool | Doathingy
Design and generate custom CTA sections for your website with ready-to-use HTML output. Choose layouts, customise headline, subtext, and button styles, and...
Read article →Calming Breathing Guide — Free Online Tool | Doathingy
Interactive animated breathing exercise guide with customizable pace and visual styles for stress relief and relaxation. Free, no sign-in needed.
Read article →Calorie Calculator — Free Online Tool | Doathingy
Calculate your daily calorie needs including BMR and TDEE. Enter age, sex, weight, height, and activity level to get personalised maintenance and goal-base...
Read article →Chat Interface Builder — Free Online Tool | Doathingy
Design realistic chat UI mockups in your browser. Adjust avatar styles, bubble shapes, colours, and message content with instant preview. Exports HTML for ...
Read article →Circle Crop Image — Free Online Tool | Doathingy
Transform any rectangular or square photo into a perfectly circular image with a transparent background. Upload your photo, adjust the crop, and download. ...
Read article →Classic Pong Game — Free Online Tool | Doathingy
Classic Pong directly in your browser with real-time score tracking against a computer opponent. Control your paddle to bounce the ball and defend your sid...
Read article →Classic Snake Game — Free Online Tool | Doathingy
The timeless Snake game right in your browser. Control your snake, eat food to grow longer, and avoid crashing into walls or yourself while tracking your p...
Read article →Color Code Converter — Free Online Tool | Doathingy
Instantly convert any colour into HEX, RGB, HSL, HSV, CMYK, and CSS named colour equivalents. Live preview shows the colour as you input any format.
Read article →Color Contrast Checker — Free Online Tool | Doathingy
Check foreground/background colour pairs against WCAG AA and AAA accessibility standards instantly, with actionable fix suggestions. Free, no sign-in.
Read article →Color Shade Generator — Free Online Tool | Doathingy
Generate a complete 11-step colour palette (50–950) from any hex colour following Tailwind CSS conventions. Export as CSS custom properties, Tailwind confi...
Read article →Compress Image Online Free — No Upload Required | Doathingy
Reduce image file size without losing quality. Adjust a quality slider to find the perfect balance, then download your compressed image. Free, instant, no upload.
Read article →Compress PDF Online Free — Reduce PDF File Size | Doathingy
Reduce PDF file size without uploading to a server. Adjust compression settings to balance file size and quality, then download the smaller PDF instantly. Free, private, browser-based.
Read article →Cookie Consent Banner Generator — Free Online Tool | Doathingy
Generate a customisable cookie consent banner with GDPR-compliant design. Choose position, colours, copy, and button styles. Outputs self-contained HTML wi...
Read article →Countdown Timer — Free Online Tool | Doathingy
Set and manage custom time durations with a clear digital display and intuitive start, pause, and reset controls. Great for boosting productivity, managing...
Read article →Cron Expression Builder — Free Online Tool | Doathingy
Build precise cron schedules visually with a plain-English description. Configure minute, hour, day, month, and weekday settings to generate valid cron exp...
Read article →Cron Expression Generator — Free Online Tool | Doathingy
Build cron expressions visually with a human-readable preview. Set minute, hour, day, month, and weekday fields interactively and copy the resulting cron str...
Read article →CSS Animation Builder — Free Online Tool | Doathingy
Visually craft CSS keyframe animations with instant preview. Define animation type, duration, timing function, delay, and iteration count, then copy the pr...
Read article →CSS Animation Generator — Free Online Tool | Doathingy
Build CSS keyframe animations from 20+ presets including fade, slide, bounce, spin, and pulse. Control all parameters and copy production-ready CSS.
Read article →CSS Blob Generator — Free Online Tool | Doathingy
Generate custom organic SVG blob shapes for web design backgrounds and dividers. Control size, complexity, colour, and randomness. Export as SVG or CSS bac...
Read article →CSS Blob Menu Demo — Free Online Tool | Doathingy
Interactive demo of a CSS blob-style radial menu with smooth SVG filter animations. Customize colors and export the HTML and CSS code for your own project.
Read article →CSS Box Shadow Generator — Free Online Tool | Doathingy
Visually design CSS box shadows with live preview — adjust offset, blur, spread, colour and inset, then copy the ready-to-use CSS code instantly.
Read article →CSS Button Generator — Free Online Tool | Doathingy
Generate unique, fully customizable CSS buttons and get optimized code for your web projects. Design shapes, shadows, and bevels with an intuitive settings...
Read article →CSS Card Component Generator — Free Online Tool | Doathingy
Craft custom CSS card components visually. Configure padding, border radius, shadow, typography, hover effects, and generate clean HTML and CSS for your pr...
Read article →CSS Clip-Path Generator — Free Online Tool | Doathingy
Create CSS clip-path shapes visually with interactive canvas and drag handles. 15+ presets including hexagon, star, and arrow. Copy the clip-path value dir...
Read article →CSS Color Picker (Bloom) — Free Online Tool | Doathingy
A beautiful bloom-effect color picker with radial gradient preview and CSS code output. Pick colors with an organic, flowering visual interface.
Read article →CSS Color Picker (Paint Blobs) — Free Online Tool | Doathingy
An organic paint-blob style color picker with fluid blob animations. Pick colors with a playful splatter interface and copy the CSS color values instantly.
Read article →CSS Drop Shadow Generator — Free Online Tool | Doathingy
Generate custom CSS drop shadows with a visual tool that produces ready-to-use code. Adjust blur, spread, color, and offset with live preview on various sh...
Read article →CSS Flexbox Builder — Free Online Tool | Doathingy
Visually design CSS Flexbox layouts with instant preview. Adjust all flex container and item properties and export production-ready CSS.
Read article →CSS Formatter — Free Online Tool | Doathingy
Beautify, minify, and lint CSS. Configurable indentation, property ordering, and line length. Converts minified CSS to readable and readable CSS back to mi...
Read article →CSS Grid Builder — Free Online Tool | Doathingy
Visually design CSS Grid layouts with flexible column/row sizing. Set gap, configure spanning cells, and export production-ready CSS and HTML.
Read article →CSS Image Hover Effects — Free Online Tool | Doathingy
Create dynamic CSS image hover effects with customizable overlays and buttons, generating ready-to-use code. Define button positions, appearance, and backg...
Read article →CSS Neumorphism Generator — Free Online Tool | Doathingy
Generate soft-UI neumorphic CSS for flat, pressed, concave and convex shapes with live preview and instant code copy. Free, no sign-in required.
Read article →CSS Noise Texture Generator — Free Online Tool | Doathingy
Create animated or static CSS noise textures with adjustable type, frequency and colour — preview live and export the HTML, CSS and JS instantly.
Read article →CSV Anonymizer — Free Online Tool | Doathingy
Anonymise CSV files in your browser. Select columns to redact, hash, truncate, or replace with synthetic data. Preview changes before downloading the anony...
Read article →CSV Column Manager — Free Online Tool | Doathingy
Reorder, rename, and delete CSV columns without a spreadsheet. Drag columns to reorder, click to rename, hide unwanted fields, and download the restructure...
Read article →CSV Column Splitter — Free Online Tool | Doathingy
Split a single CSV column containing combined values into multiple separate columns. Choose any delimiter — comma, space, dash, or custom string.
Read article →CSV Compare — Free Online Tool | Doathingy
Compare two CSV files and see a colour-coded diff view showing added, removed, and modified rows. Download a comparison report.
Read article →CSV Data Cleaner — Free Online Tool | Doathingy
Clean messy CSV files in your browser. Trim whitespace, normalise case, standardise formats, fill or flag empty values, and download the cleaned dataset.
Read article →CSV Deduplicator — Free Online Tool | Doathingy
Remove duplicate rows from CSV files. Select which columns define a duplicate, preview the removal count, and download the deduplicated dataset.
Read article →CSV Delimiter Changer — Free Online Tool | Doathingy
Convert CSV files between delimiter formats — comma, semicolon, tab, pipe, or custom. Handles quoting correctly to prevent data corruption.
Read article →CSV / Excel to PDF — Free Online Tool | Doathingy
Convert CSV or Excel spreadsheet data into a formatted PDF table in your browser. Customise table layout and page size. No spreadsheet application needed.
Read article →CSV Filter & Search — Free Online Tool | Doathingy
Filter CSV rows by column conditions: equals, contains, starts with, greater than, is empty. Stack multiple conditions and download the matching rows as a ...
Read article →CSV Merger — Free Online Tool | Doathingy
Merge multiple CSV files into one. Stack rows vertically (append) or join horizontally by a shared key column. Download the unified dataset.
Read article →CSV Pivot Table — Free Online Tool | Doathingy
Create pivot tables from CSV data in your browser. Group by rows and columns, aggregate with sum/count/average. Interactive preview and downloadable result...
Read article →CSV Plotter — Free Online Tool | Doathingy
Visualise CSV data as bar, line, scatter, or pie charts. Select columns for X and Y axes, choose chart type, and export as a high-quality PNG.
Read article →CSV Sampling Tool — Free Online Tool | Doathingy
Extract a representative sample from a large CSV file. Choose random, first-N, or systematic sampling methods. Download the sample as a new CSV.
Read article →CSV Sort — Free Online Tool | Doathingy
Sort CSV rows by one or more columns, ascending or descending. Multi-column sort preserves hierarchy correctly. Download the sorted file.
Read article →CSV Splitter — Free Online Tool | Doathingy
Split large CSV files into multiple smaller files by row count or number of parts. Output files bundled as a ZIP with header rows included.
Read article →CSV Statistics — Free Online Tool | Doathingy
Generate a comprehensive statistical summary for every column in a CSV. Row count, unique values, null count, min, max, mean, median, and mode — all at onc...
Read article →CSV to Excel — Free Online Tool | Doathingy
Convert CSV files to properly formatted Excel (.xlsx) spreadsheets in your browser. Column types are preserved correctly. No spreadsheet application requir...
Read article →CSV to JSON — Free Online Tool | Doathingy
Transform CSV data into a structured JSON array of objects. Handles quoted fields, multiple delimiters, and special characters. Copy or download the JSON o...
Read article →CSV to Markdown — Free Online Tool | Doathingy
Convert CSV data to a properly formatted GitHub-flavoured Markdown table. Paste or upload CSV, copy the Markdown table syntax directly into your README or ...
Read article →CSV to PDF Report — Free Online Tool | Doathingy
Convert CSV data into a polished PDF report with formatted tables. Customise table style and page layout. Download a shareable document immediately.
Read article →CSV to SQL — Free Online Tool | Doathingy
Generate SQL INSERT statements from CSV data. Specify table name, data types, and SQL dialect (MySQL, PostgreSQL, SQLite). Download the ready-to-run SQL fi...
Read article →CSV to XML — Free Online Tool | Doathingy
Convert CSV files to well-formed XML with configurable root and row element names. Download structured XML ready for any system integration.
Read article →CSV Transpose — Free Online Tool | Doathingy
Transpose a CSV file — convert rows to columns and columns to rows. Preview before downloading the restructured result.
Read article →CSV Viewer & Editor — Free Online Tool | Doathingy
Open CSV and Excel files instantly as a clean interactive table. Sort columns, edit cells in place, add or delete rows, and download the modified file.
Read article →Curves Image Filter — Free Online Tool | Doathingy
Fine-tune image tone and colour with Bézier curve editors per RGB channel. Drag control points to adjust shadows, highlights, and midtones. Download the ad...
Read article →Custom Product Card Generator — Free Online Tool | Doathingy
Design and generate product card components with customizable image, title, price, badge, and button. Copy the HTML and CSS code ready to drop into any e-com...
Read article →Customizable PDF Signer — Free Online Tool | Doathingy
Sign PDFs digitally and securely in your browser. Upload your PDF and add typed, drawn, or uploaded signatures along with text and dates. Customize the siz...
Read article →Date Calculator — Free Online Tool | Doathingy
Calculate the exact difference between two dates in days, weeks, months, and years. Or add/subtract days from a date to find a past or future date. Handles...
Read article →Day of Week Finder — Free Online Tool | Doathingy
Discover the exact day of the week for any date — past, present, or future. Interactive calendar lets you navigate through years and months and select any ...
Read article →Delete PDF Pages — Free Online Tool | Doathingy
Remove specific pages from a PDF document. Enter page numbers or ranges, download the result with those pages removed. All in the browser.
Read article →Digital Signature Pad — Free Online Tool | Doathingy
Draw and capture your handwritten signature digitally. Use mouse or touchscreen, adjust line colour and style, and download as a transparent PNG.
Read article →Document Email Extractor — Free Online Tool | Doathingy
Rapidly scans Word documents and Excel files, automatically extracting and compiling a single list of all unique email addresses. Upload files with drag-an...
Read article →DOCX to HTML Converter — Free Online Tool | Doathingy
Convert Word .docx documents to clean, web-ready HTML. Preserves headings, lists, tables, and basic formatting. Removes Word-specific XML artefacts.
Read article →Dynamic Placeholder Generator — Free Online Tool | Doathingy
Generate placeholder text and data for mockups, wireframes, and prototypes. Instantly create realistic dummy content so your designs look polished from day...
Read article →Enhanced SVG Blob Generator — Free Online Tool | Doathingy
Generate smooth, organic SVG blob shapes with fine-grained control over complexity, randomness, and size. Download as SVG or copy the path for use in CSS and...
Read article →Equation & Curve Visualizer — Free Online Tool | Doathingy
Plot and explore mathematical equations and curves interactively — choose from common presets or enter your own formula and see it graphed instantly.
Read article →Extract PDF Pages — Free Online Tool | Doathingy
Extract specific pages from a PDF to create a new document. Select pages visually or by entering page numbers and ranges. Download the extracted pages as a...
Read article →Face Blur Image — Free Online Tool | Doathingy
Automatically detect and blur faces in images to protect privacy. Upload a photo, blur all detected faces with one click, and download the anonymized image.
Read article →FAQ Accordion Builder — Free Online Tool | Doathingy
Design interactive FAQ accordions for your website. Add up to 12 Q&A pairs, reorder by dragging, choose visual styles, and export complete HTML and JavaScr...
Read article →Favicon QR Code Generator — Free Online Tool | Doathingy
Generate QR codes styled after a website
Read article →File Hash Generator — Free Online Tool | Doathingy
Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes for any file in your browser. Files are never uploaded — all processing is local.
Read article →Fill Incomplete Records — Free Online Tool | Doathingy
Fill empty cells in CSV files using forward fill, backward fill, fixed value, or column average. Preview changes per column before downloading the complete...
Read article →Fill PDF Form — Free Online Tool | Doathingy
Fill and sign interactive PDF forms in your browser. Upload an AcroForm PDF, type into fields directly, and download the completed document. No Acrobat nee...
Read article →Follow the Anchor CSS — Free Online Tool | Doathingy
A visual explorer for CSS Anchor Positioning — a modern CSS feature for positioning elements relative to others without JavaScript. Perfect for developers ...
Read article →Footer Builder — Free Online Tool | Doathingy
Design and generate responsive website footers with multiple link columns, social icons, brand section, and copyright. Outputs HTML and CSS ready to use.
Read article →GIF to JPG — Free Online Tool | Doathingy
Convert an animated GIF to JPG images in your browser. Extract all frames as individual JPGs, or capture a specific frame. Download individually or as a ZI...
Read article →Glassmorphism Generator — Free Online Tool | Doathingy
Design frosted glass UI cards with real-time preview. Adjust backdrop blur, background opacity, border transparency, and border radius. Copy the CSS direct...
Read article →Grayscale Converter — Free Online Tool | Doathingy
Convert colour photos to greyscale using luminance-weighted conversion. Upload any image, get a natural-looking black-and-white result, and download immedi...
Read article →Gzip Compress & Decompress — Free Online Tool | Doathingy
Compress and decompress files and text using Gzip, Deflate, or Zlib in your browser. Shows before/after size and compression ratio. No uploads.
Read article →Hash Generator — Free Online Tool | Doathingy
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for text in real time. All four algorithms update simultaneously as you type.
Read article →HDR Filter — Free Online Tool | Doathingy
Apply HDR-style processing to photos in your browser. Boost local contrast, adjust shadows and highlights independently, and add vibrance. Live preview and...
Read article →Heart Rate Zone Calculator — Free Online Tool | Doathingy
Calculate personalised heart rate training zones using the simple percentage method or the Karvonen (Heart Rate Reserve) method. Enter age and resting hear...
Read article →HEIC to JPG — Free Online Tool | Doathingy
Convert HEIC/HEIF photos from iPhone to universally compatible JPG in your browser. Batch processing, no uploads, no app required.
Read article →Hex & Binary Encoder — Free Online Tool | Doathingy
Encode text to hexadecimal, binary, and octal formats — or decode them back to text. All three formats shown simultaneously, bidirectional conversion.
Read article →HMAC Generator — Free Online Tool | Doathingy
Create and verify HMAC signatures (SHA-256, SHA-384, SHA-512) in your browser. Input message and secret key, get the HMAC signature. All local, no data sen...
Read article →HTML Formatter — Free Online Tool | Doathingy
Transform messy HTML into clean, readable, well-structured code. Format, minify, and validate markup with flexible options: custom indentation, max line le...
Read article →HTML Preview — Free Online Tool | Doathingy
Instant sandboxed preview for HTML code. Paste HTML and see it rendered live. Toggle between side-by-side and fullscreen preview modes.
Read article →HTML Table to CSV — Free Online Tool | Doathingy
Extract tabular data from HTML and convert to CSV. Paste HTML containing tables and download the extracted CSV files ready for spreadsheet use.
Read article →HTML to PDF — Free Online Tool | Doathingy
Convert HTML markup to a formatted PDF document in your browser. Paste HTML, preview the output, and download a polished PDF. No server or API needed.
Read article →HTTP Header Analyser — Free Online Tool | Doathingy
Parse and analyse HTTP request and response headers. Paste raw header data and get a structured table with explanations for each header field.
Read article →Icon Sets Explorer — Free Online Tool | Doathingy
Browse and download high-quality icon sets from a vast library. Filter by style or category and select individual icons or entire sets. Perfect for designe...
Read article →Ideal Weight Calculator — Free Online Tool | Doathingy
Calculate ideal body weight using five different medical formulas: Devine, Robinson, Miller, Hamwi, and BMI-based. Results in kg and lbs simultaneously.
Read article →Image Color Palette Extractor — Free Online Tool | Doathingy
Extract a custom color palette from any uploaded image, showing dominant hues with exact hex codes. Specify how many colors you want. Perfect for matching ...
Read article →Image Color Picker — Free Online Tool | Doathingy
Extract exact colour values from any point in an image. Upload a photo and click anywhere to get the precise HEX, RGB, and HSL values at that pixel.
Read article →Image Cropper — Free Online Tool | Doathingy
Precisely crop images with preset aspect ratios or custom dimensions. Interactive crop area, lock/unlock aspect ratio, and download the cropped result.
Read article →Image Editor — Free Online Tool | Doathingy
A comprehensive browser-based image editor. Resize, crop, rotate, flip, convert format, compress, add watermarks, and apply filters — all locally.
Read article →Image Filters & Effects — Free Online Tool | Doathingy
Apply adjustments and effects to images in your browser. Brightness, contrast, saturation, hue, blur, and sharpness — all with real-time preview.
Read article →Image Metadata Remover — Free Online Tool | Doathingy
Strips all hidden EXIF data and sensitive metadata from your images. Drag and drop photos; the tool removes embedded GPS coordinates, camera model, timesta...
Read article →Image Metadata Viewer — Free Online Tool | Doathingy
View and edit EXIF metadata in photos. Inspect GPS coordinates, camera settings, timestamps. Edit individual fields and download a modified or metadata-str...
Read article →Image Resizer — Free Online Tool | Doathingy
Resize images to exact pixel dimensions. Lock or unlock aspect ratio. Download the resized image in your choice of format.
Read article →Image Rotator — Free Online Tool | Doathingy
Rotate images 90°, 180°, or 270° clockwise. Flip horizontally or vertically. Correct orientation of photos that display at the wrong angle.
Read article →Image to Text — Free Online Tool | Doathingy
Extract text from images, screenshots, and scanned documents using OCR. Upload your image and get editable, searchable text output. Supports multiple langu...
Read article →Image Upscaler — Free Online Tool | Doathingy
Upscale images 2× or 4× using high-quality resampling algorithms. Sharper results than basic browser scaling. Runs locally — no file uploaded.
Read article →Image Zoom Effect Creator — Free Online Tool | Doathingy
Add an interactive hover-zoom effect to your images and export the HTML and CSS code. Perfect for e-commerce product photos and gallery images.
Read article →Images to PDF — Free Online Tool | Doathingy
Merge multiple images (JPG, PNG, WebP) into a single PDF. Set page size and orientation, drag to reorder, and download the combined document.
Read article →Invert Image Colors — Free Online Tool | Doathingy
Instantly inverts the colors of your uploaded image, transforming it into a striking negative. Upload your photo, preview the result, and download instantl...
Read article →Invoice Generator — Free Online Tool | Doathingy
Create professional invoices in the browser. Fill in client details, line items, and tax rate, then download as a clean PDF — no account, no subscription req...
Read article →IP & Subnet Calculator — Free Online Tool | Doathingy
Calculate complete network details for IPv4 and IPv6 addresses in CIDR notation. Network address, broadcast, host range, subnet mask, and binary representa...
Read article →JavaScript Minifier — Free Online Tool | Doathingy
Minify JavaScript to reduce file size for faster loading. Shows compression ratio and estimated savings. Configurable minification options.
Read article →JSON Escape / Unescape — Free Online Tool | Doathingy
Escape raw strings for JSON embedding or unescape JSON-encoded strings. Handles quotes, backslashes, newlines, and all control characters correctly.
Read article →JSON Formatter — Free Online Tool | Doathingy
Clean, inspect, and validate JSON data with Format, Minify, and Validate actions. Real-time validation highlights errors with line and column details. A co...
Read article →JSON Schema Validator — Free Online Tool | Doathingy
Validate JSON data against a JSON Schema. Clear error messages with JSON Pointer paths show exactly where validation fails.
Read article →JSON to CSV Converter — Free Online Tool | Doathingy
Bidirectional JSON and CSV converter. Convert JSON arrays to CSV spreadsheets and CSV back to JSON. Handles nested objects and various delimiters.
Read article →JSON to TypeScript Converter — Free Online Tool | Doathingy
Convert JSON objects and arrays into TypeScript interfaces and type definitions instantly. Paste your JSON and get clean, ready-to-use TypeScript types in ...
Read article →JWT Decoder — Free Online Tool | Doathingy
Decode and inspect JSON Web Tokens instantly — see header, payload, expiry countdown and claim explanations without sending data to a server.
Read article →JWT Toolkit — Free Online Tool | Doathingy
Comprehensive JWT inspector. Decode and auto-parse tokens as you type. Structured view of header, payload, expiry countdown, and claim breakdown.
Read article →Kitchen Measurement Converter — Free Online Tool | Doathingy
Convert kitchen measurements between cups, grams and millilitres with ingredient-specific conversions for flour, sugar, water and more. Free, instant.
Read article →LLM Token Counter — Free Online Tool | Doathingy
Upload any file and instantly see how many tokens it uses across GPT-4o, Claude 3.5, Llama 3, and Gemini 1.5. Includes context window usage bars and estimated API costs.
Read article →Loan Calculator — Free Online Tool | Doathingy
Calculate monthly repayments and total interest for any loan. Full amortisation schedule shows principal vs interest breakdown per payment.
Read article →Login Page Builder — Free Online Tool | Doathingy
Design and generate login pages with production-ready HTML and Tailwind CSS. Choose layouts, brand colours, and form options. Ready to integrate with your ...
Read article →Lorem Ipsum Generator — Free Online Tool | Doathingy
Generate lorem ipsum placeholder text in any quantity and format — paragraphs, sentences, words, or bytes. Output as plain text, HTML, or Markdown.
Read article →Macro Calculator — Free Online Tool | Doathingy
Calculate daily macronutrient targets — protein, carbohydrates, and fat — based on your stats and fitness goal. Provides gram targets per macronutrient.
Read article →Map Distance Calculator — Free Online Tool | Doathingy
Measures distances on an interactive map with straight-line or route calculations. Drop pins to define a path, then switch between units to suit your needs...
Read article →Markdown to HTML Preview — Free Online Tool | Doathingy
Paste Markdown content and see a live, real-time HTML rendering with standard web styling. Ideal for writers and developers who need to verify formatting b...
Read article →Markdown to PDF — Free Online Tool | Doathingy
Convert Markdown to a styled PDF document. Live HTML preview, multiple themes, configurable font size and page size. Optional table of contents.
Read article →Material 3 Color Scheme Generator — Free Online Tool | Doathingy
Create complete Material 3 ColorSchemes directly in your browser. Select a seed color and palette style to instantly generate a dynamic, expressive theme. ...
Read article →Merge PDF — Free Online Tool | Doathingy
Merge multiple PDF files into one document. Drag-and-drop reordering before merging. Download the combined PDF instantly.
Read article →Meta Tag Generator — Free Online Tool | Doathingy
Generate complete SEO and Open Graph meta tags. Input title, description, URL, and keywords with character counters. Outputs all required meta tags for sea...
Read article →Multiple Countdown Timers — Free Online Tool | Doathingy
Create and monitor multiple independent countdown timers simultaneously. Label, start, pause, and reset each timer individually to track various tasks at o...
Read article →Multiple Stopwatches — Free Online Tool | Doathingy
Create, label, and control several independent stopwatches simultaneously from a single dashboard. Start, stop, reset, and lap each timer independently. Pe...
Read article →Navbar Builder — Free Online Tool | Doathingy
Build responsive navigation bars with HTML, Tailwind CSS, and vanilla JavaScript. Configure logo, nav items, colours, and dropdown menus. Mobile hamburger ...
Read article →Neumorphism Generator — Free Online Tool | Doathingy
Design neumorphic UI elements with precise shadow control. Adjust base colour, distance, blur, and surface type with instant visual feedback. One-click CSS...
Read article →Notification Banner Builder — Free Online Tool | Doathingy
Design and export HTML notification banners and toast alerts with live preview — announcement bars or toast notifications with Tailwind CSS and vanilla JS.
Read article →Notification Centre Builder — Free Online Tool | Doathingy
Design realistic notification centre panels for web app mockups. Add up to eight notifications with type, content, timestamp, and read/unread state. Export...
Read article →Number Base Converter — Free Online Tool | Doathingy
Instantly converts numbers between binary, octal, decimal, hexadecimal, and custom bases with step-by-step conversion breakdowns. Perfect for students, dev...
Read article →OCR PDF — Free Online Tool | Doathingy
Extract text from scanned PDFs and images using Tesseract OCR. Runs in your browser. Download the extracted text as a .txt file.
Read article →Open Graph Preview — Free Online Tool | Doathingy
Preview how your web page appears when shared on Facebook, Twitter, LinkedIn, WhatsApp, Slack, and Google Search. Real-time mockups for all six platforms.
Read article →Organize PDF Pages — Free Online Tool | Doathingy
Reorder, duplicate, or delete PDF pages using drag-and-drop. Thumbnail previews of every page. Download the reorganised document.
Read article →Pagination Component Generator — Free Online Tool | Doathingy
Generate interactive pagination components for web projects. Configure total pages, style, ellipsis logic, and accent colour. Production-ready HTML and CSS...
Read article →Password Generator — Free Online Tool | Doathingy
Generate cryptographically random passwords. Customise length, uppercase, lowercase, numbers, and symbols. Copy to clipboard instantly.
Read article →Password Protect PDF Online Free — No Upload Required | Doathingy
Add a password to any PDF document instantly. Set open and permissions passwords, restrict printing or copying, and download the secured PDF — all in your browser, nothing uploaded.
Read article →Password Strength Analyser — Free Online Tool | Doathingy
Analyse password strength in real time. Shows entropy in bits, estimated crack time, character type breakdown, and a strength meter as you type.
Read article →PDF Comment Editor — Free Online Tool | Doathingy
Manage and modify PDF annotations directly in your browser, then download your document with all comments permanently saved. Upload your PDF to view, add, ...
Read article →PDF Editor — Free Online Tool | Doathingy
A comprehensive browser PDF editor. Merge, split, delete pages, rotate, add page numbers, extract pages, convert images, compress — all locally.
Read article →PDF Merger — Free Online Tool | Doathingy
Merge PDF files into one document with drag-and-drop ordering. Instant download of the combined file. Runs entirely in the browser.
Read article →PDF Page Extractor — Free Online Tool | Doathingy
Extract specific pages from a PDF using a visual page grid or text range input. Download the selected pages as a new PDF.
Read article →PDF Page Tools — Free Online Tool | Doathingy
All-in-one PDF page management. Extract pages, delete pages, and rotate pages — each in a tab. Upload and manage without leaving the browser.
Read article →PDF Reader with Font Size Adjuster — Free Online Tool | Doathingy
Read PDF documents with adjustable font sizes plus text-to-speech that reads content aloud while highlighting the text on screen. Upload your PDF, choose a...
Read article →PDF Reader with Font Size Adjuster — Free Online Tool | Doathingy
Read PDFs with adjustable font size. Built-in text-to-speech reads content aloud while highlighting text in sync. Accessibility-focused PDF reader.
Read article →PDF Text Redactor — Free Online Tool | Doathingy
Redact sensitive text from PDF files in your browser. Select text to black out and download the redacted PDF — no server uploads, fully private.
Read article →PDF to Text — Free Online Tool | Doathingy
Extract all text from a PDF as a clean, editable plain text file. Upload, extract, copy or download the .txt output. Works on any text-based PDF.
Read article →Percentage Calculator — Free Online Tool | Doathingy
Seven percentage calculators in one: percentage of, percentage change, discount, tip, VAT, markup, and reverse percentage. Select the calculation type and ...
Read article →Piano Transcriber Studio — Free Online Tool | Doathingy
Play and record piano notes in your browser, then export as MIDI or sheet notation. A creative tool for musicians, composers, and music students — no instr...
Read article →PII Masker — Free Online Tool | Doathingy
Detect and mask personally identifiable information (PII) in text. Great for cleaning data before sharing or publishing, ensuring compliance with data prot...
Read article →Pomodoro Timer — Free Online Tool | Doathingy
A fully configurable Pomodoro focus timer. Customise work, short break, and long break durations. Visual countdown, session counter, and audio alerts.
Read article →QR Code Generator — Free Online Tool | Doathingy
Generate custom QR codes instantly for URLs, text, WiFi credentials, emails, phone numbers, SMS, and vCards. Select a type, input the details, and your QR ...
Read article →Radiator Size Estimator — Free Online Tool | Doathingy
Determine the ideal heat output for your radiators. Input room dimensions, insulation quality, and window types to calculate the BTU or wattage needed. Pre...
Read article →Random Number Generator — Free Online Tool | Doathingy
Generate single or multiple random numbers within a custom range. Unique number mode ensures no repeats. Uses cryptographic randomness.
Read article →Random Password Generator — Free Online Tool | Doathingy
Generate multiple random passwords at once. Configure length (8–64), character sets, and quantity. Download the list or copy individual passwords.
Read article →Random Team Generator — Free Online Tool | Doathingy
Split any list of people into random, balanced teams. Paste names, set team count, and generate fairly distributed groups instantly.
Read article →Receipt Text Extractor — Free Online Tool | Doathingy
Extract text from receipt photos using OCR. Upload a file or take a photo directly with your camera. Copy or download the extracted text for expense proces...
Read article →Regex Tester — Free Online Tool | Doathingy
Test regular expressions against input text with real-time match highlighting. Shows match count, positions, and named capture groups. Supports all standar...
Read article →Register Form Builder — Free Online Tool | Doathingy
Generate registration and signup forms with HTML and Tailwind CSS. Toggle fields, set brand colours, add social login buttons. Production-ready output.
Read article →Remove Background from Image Free — No Upload Required | Doathingy
Automatically remove the background from any image and make it transparent. Free online background remover — runs in your browser, no sign-in, no upload to any server.
Read article →Remove Line Breaks — Free Online Tool | Doathingy
Remove or collapse unwanted line breaks from text. Two modes: remove all breaks for continuous prose, or collapse multiple breaks into single paragraph bre...
Read article →Remove PDF Watermark — Free Online Tool | Doathingy
Remove text watermarks from PDF documents automatically. Scans content streams to detect and eliminate recurring watermark text. Download the clean file.
Read article →Roast Meat Calculator — Free Online Tool | Doathingy
Calculate roasting times and temperatures for different meats and cooking preferences. Take the guesswork out of your next roast and serve perfectly cooked...
Read article →Robots.txt Generator — Free Online Tool | Doathingy
Generate a custom robots.txt file. Define allow/disallow rules for Googlebot, Bingbot, AI crawlers, or all bots. Download the ready-to-deploy file.
Read article →ROI Calculator — Free Online Tool | Doathingy
Calculate Return on Investment with simple ROI or business project mode including Net Present Value — supports multiple currencies and time periods.
Read article →Rotate PDF Pages — Free Online Tool | Doathingy
Rotate specific pages or entire PDF documents. Choose clockwise or counter-clockwise rotation in 90° increments. Download the corrected PDF.
Read article →RSA Key Pair Generator — Free Online Tool | Doathingy
Generate RSA public/private key pairs in PEM format using the Web Crypto API. Encrypt and decrypt messages using the generated keys — all locally.
Read article →Salary Increase Calculator — Free Online Tool | Doathingy
Calculate your new salary after a percentage increase. Shows annual, monthly, weekly, and hourly breakdown. Instant results.
Read article →Savings & Investment Calculator — Free Online Compound Interest Tool | Doathingy
Calculate how your savings or investments will grow over time. Enter your starting amount, interest rate, contributions, and compounding frequency — see projected growth instantly.
Read article →Scanned Pages to PDF — Free Online Tool | Doathingy
Combine multiple scanned PNGs or JPGs into a single, organized PDF directly in your browser. Drag and drop images, arrange them in order, and download the ...
Read article →Scientific Calculator — Free Online Tool | Doathingy
Handles trigonometry, logarithms, powers, and roots with precision. Includes memory storage for multi-step problems and an intuitive input interface. Perfe...
Read article →Screen Recorder — Free Online Tool | Doathingy
Record your screen, a window, or a browser tab directly from your browser. Optional microphone audio. Download as WebM. No extension or software needed.
Read article →SERP Snippet Preview — Free Online Tool | Doathingy
Visualise how your page appears in Google search results in real time. Shows title, URL, and meta description with character limit indicators to prevent tr...
Read article →Settings Dashboard Builder — Free Online Tool | Doathingy
Design and generate settings dashboard interfaces for web apps. Add sections with toggles, inputs, dropdowns, and radio buttons. Export ready-to-use HTML.
Read article →Shadow Direction Calculator — Free Online Tool | Doathingy
Visualise shadow direction and length for any location, date, and time. Enter coordinates to see accurate solar shadow paths and sun position data.
Read article →Shared Border CSS Generator — Free Online Tool | Doathingy
Generates precise CSS to replicate Figma
Read article →Sidebar Navigation Builder — Free Online Tool | Doathingy
Build responsive sidebar navigation with HTML, Tailwind CSS, and JavaScript. Configure nav items with icons, labels, and active states. Collapse/expand on ...
Read article →Split PDF — Free Online Tool | Doathingy
Split a PDF into multiple documents by page ranges or fixed intervals. Download each output section as individual PDFs.
Read article →SQL Formatter — Free Online Tool | Doathingy
Format messy or minified SQL queries into clean, readable code. Proper indentation, keyword capitalisation, and consistent spacing. Supports major SQL dial...
Read article →STL 3D Viewer — Free Online Tool | Doathingy
Upload and inspect STL files as interactive 3D models in your browser — rotate, zoom and pan without any software installation required.
Read article →Stopwatch Timer — Free Online Tool | Doathingy
A precise browser-based stopwatch with lap recording and a clean digital display. Intuitive start, stop, and reset controls make it perfect for athletes tr...
Read article →String Case Converter — Free Online Tool | Doathingy
Convert text into 14 naming convention styles simultaneously: camelCase, PascalCase, snake_case, kebab-case, SCREAMING_SNAKE, Title Case, and more.
Read article →Struct Memory Layout Visualizer — Free Online Tool | Doathingy
Visualise byte-level memory layout of C, C++, Rust, or Zig structs. Shows field sizes, byte offsets, and alignment padding highlighted in red.
Read article →Subnet Calculator — Free Online Tool | Doathingy
Calculate all IPv4 subnet details from an IP address and CIDR prefix. Network address, broadcast, usable host range, subnet mask in decimal and binary.
Read article →Sudoku Solver — Free Online Tool | Doathingy
Unlocks the mathematically verified solution to any Sudoku puzzle instantly. Input your known numbers into the interactive 9×9 grid and click Solve to reve...
Read article →Sunrise Sunset Calculator — Free Online Tool | Doathingy
Get precise sunrise, sunset, and all twilight times for any location and date. Civil, nautical, and astronomical twilight included. Solar noon and day leng...
Read article →SVG code to JPG/PNG — Free Online Tool | Doathingy
Paste SVG code to get a live preview, then convert to JPG or PNG. Adjust JPEG quality and download the raster image.
Read article →SVG Minifier — Free Online Tool | Doathingy
Minify SVG files by removing whitespace, comments, and metadata. Shows before/after file size and percentage reduction. Paste or upload your SVG.
Read article →SVG to JPG/PNG — Free Online Tool | Doathingy
Convert SVG vector files to JPG or PNG raster images in your browser. Upload an SVG file, choose output format and quality, and download.
Read article →Tabbed Content Builder — Free Online Tool | Doathingy
Create interactive tabbed content modules. Add up to eight tabs with labels, icons, and HTML content. Choose visual styles and export a complete, functiona...
Read article →Team Section Generator — Free Online Tool | Doathingy
Generate responsive HTML team sections with up to eight member cards. Configure names, roles, bios, and social links. Multiple card layouts. Tailwind CSS o...
Read article →Temperature Converter — Free Online Tool | Doathingy
Instantly convert temperatures between Celsius, Fahrenheit and Kelvin — type in any field and see all others update live. Free, no sign-in needed.
Read article →Testimonials Section Generator — Free Online Tool | Doathingy
Generate responsive HTML testimonials sections with up to six customer quotes. Configure star ratings, layout, and style. Tailwind CSS output ready to embe...
Read article →Text to PDF — Free Online Tool | Doathingy
Convert plain text to a formatted PDF document. Configure font, size, line height, and margins. Download a clean, readable PDF instantly.
Read article →Tile Calculator — Free Online Tool | Doathingy
Calculate the number of tiles needed for any room — enter room and tile dimensions and get the total count with recommended wastage allowance instantly.
Read article →Time Zone Meeting Scheduler — Free Online Tool | Doathingy
Find the best meeting times for distributed teams across multiple time zones. Visualise availability and see highlighted
Read article →Timezone Converter — Free Online Tool | Doathingy
Convert specific times between world timezones. Also shows current time in key global cities. Select source and target timezones and enter a time.
Read article →Tip Calculator — Free Online Tool | Doathingy
Calculate tip amount and split the bill among multiple people. Shows tip amount, total, and per-person cost instantly.
Read article →TOTP / 2FA Code Generator — Free Online Tool | Doathingy
Generate TOTP 2FA codes from a base32 secret key in your browser. Shows current, previous, and next codes with live countdown. All local, no data sent.
Read article →Tufte CSS Formatter — Free Online Tool | Doathingy
Transform raw HTML into beautifully formatted content with the distinctive Tufte CSS style — elegant typography, responsive layout, and sidenotes. Paste HT...
Read article →TypeScript → Multi-Language Struct Converter — Free Online Tool | Doathingy
Convert TypeScript interfaces to equivalent struct definitions in Rust, C, C++, and Zig simultaneously. Supports nested types, optional fields, and arrays....
Read article →Typography Scale Generator — Free Online Tool | Doathingy
Generate a harmonious fluid type scale from a base size and modular ratio. Preview sizes with real text. Export as CSS custom properties or Tailwind config...
Read article →Unicode Text Style Generator — Free Online Tool | Doathingy
Transform plain text into 30+ decorative Unicode styles: bold, italic, cursive, gothic, bubble, strikethrough, upside-down, and more. Works in any text fie...
Read article →Unit Converter — Free Online Tool | Doathingy
Convert between measurement units across multiple categories: length, weight, temperature, speed, volume, area, and data. All conversions shown simultaneou...
Read article →Universal Number Converter — Free Online Tool | Doathingy
Convert numbers between Roman numerals, decimal, binary, hexadecimal, and octal. Enter a value in any format and see all others instantly.
Read article →Unlock PDF — Free Online Tool | Doathingy
Remove password protection from a PDF. Enter the current password and download an unlocked, password-free version. Runs locally in your browser.
Read article →URL Encoder / Decoder — Free Online Tool | Doathingy
Encode and decode URLs and query strings. Shows a detailed summary of character changes. Encode for use in URLs or decode percent-encoded strings.
Read article →User Directory Card Generator — Free Online Tool | Doathingy
Create responsive HTML user directories with up to 12 profiles. Includes Tailwind CSS and JavaScript for real-time search and filter. Complete, functional ...
Read article →UTM Builder — Free Online Tool | Doathingy
Build properly formatted UTM tracking URLs for marketing campaigns. Enter base URL and campaign parameters — get a clean, copyable tracking link instantly.
Read article →Vector Color Editor — Free Online Tool | Doathingy
Interactively customize colors within any SVG vector graphic and export a restyled SVG file. Upload your SVG, click on elements, and change their colors wi...
Read article →Water Intake Calculator — Free Online Tool | Doathingy
Calculate your optimal daily water intake based on weight, activity level and climate — get results in litres, fluid ounces and glasses instantly.
Read article →Word & Character Counter — Free Online Tool | Doathingy
Count words, characters, sentences, paragraphs, reading time, and speaking time in real time. Updates as you type or paste.
Read article →Word Counter — Free Online Tool | Doathingy
Fast, minimal word counter with live update. Words, characters, sentences, paragraphs, and reading time — updating as you type.
Read article →XML to CSV — Free Online Tool | Doathingy
Convert XML data to CSV format in your browser. Upload your XML file and download a spreadsheet-ready CSV. Handles nested elements correctly.
Read article →XML to JSON Converter — Free Online Tool | Doathingy
Bidirectional XML and JSON converter with configurable options. XML to JSON and JSON to XML. Attribute prefix and text content key settings.
Read article →YAML to JSON Converter — Free Online Tool | Doathingy
Bidirectional YAML and JSON converter with real-time validation. Convert YAML configs to JSON and JSON back to YAML. Compact output, key sorting, and inden...
Read article →Zoomable SVG Color Editor — Free Online Tool | Doathingy
Upload any SVG and precisely change element colors with zoom and pan controls for detailed work. Export the result as PNG, JPG, or SVG. Ideal for designers...
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