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 →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 →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 →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 →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 Contrast Checker — Free Online Tool | Doathingy
Check WCAG color contrast ratios for accessibility compliance. Ensure your text and background color combinations meet AA and AAA standards for inclusive, ...
Read article →Color Palette Generator — Free Online Tool | Doathingy
Generate harmonious color palettes from a seed color, with multiple export options. Perfect for designers needing consistent, balanced color schemes for an...
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 →CSS Box Shadow Generator — Free Online Tool | Doathingy
Generate custom CSS box shadow code with an interactive editor. Adjust offset, blur, spread, color, and inset with live preview, then copy the generated CS...
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 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 Gradient Generator — Free Online Tool | Doathingy
Visual editor for CSS linear and radial gradients with live preview and ready-to-copy code export. Design beautiful gradients without writing CSS from scra...
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 →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 →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 →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 →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 →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 →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 →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 →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 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 →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 →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 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 →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 →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 →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 →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 →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 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 →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 →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 →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 →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 →Shared Border CSS Generator — Free Online Tool | Doathingy
Generates precise CSS to replicate Figma
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 →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 →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 →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 →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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