Tools

Free online tools for developers and everyday use.

All 559 tools can be embedded on your website — free, no signup required.Browse Widget Gallery

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Choose two tools to compare their purpose, category, domain, and access.

560tools found

Font Creator

Create your own custom font by drawing each character. Preview your handwriting as a real font and download it for use in any design project.

HTML Color Codes

Browse HTML color codes, convert between HEX/RGB/HSL/CMYK, check contrast ratios, and generate color harmonies.

PDF Merge

Combine multiple PDF files into one document — free, browser-based, no upload needed.

QR Code Generator

Generate QR codes from text or URLs with customizable size and colors.

JSON Formatter

Format, validate, and minify JSON data.

Protobuf Decoder

Decode raw Protocol Buffer binary data into readable format.

Image to PDF Converter

Convert multiple images to a PDF file online for free. Supports JPG, PNG, WebP, GIF, and BMP formats.

PDF Watermark

Add a text watermark to all PDF pages — free, browser-based, customizable.

Tarot Card Reader

Draw tarot cards and receive interpretations for guidance, reflection, and insight. Major Arcana included.

Password Generator

Generate strong, random passwords.

Random Number Generator

Generate cryptographically secure random numbers, dice rolls, and lottery picks.

PDF to Word

Convert PDF to editable DOCX format — free, browser-based, no upload needed.

Email Signature Generator

Create professional HTML email signatures with custom templates, colors, and social links.

Endianness Swap

Swap byte order between big-endian and little-endian.

Photo to Cartoon

Transform photos into cartoon, anime, comic book, pop art, and 8 more artistic styles — all processed in your browser.

Text to Handwriting

Convert typed text into realistic handwriting-style output on paper with canvas.

Random Word Generator

Generate random words instantly for creative writing, word games, Wordle practice, and brainstorming. Filter by category and word length.

Magic Bytes Detector

Detect file types by analyzing magic bytes (file signatures).

PDF Bookmarks Editor

Edit, add, remove, and reorder PDF bookmarks (outlines) in your browser. Import/export as JSON. Free & private.

PDF Unlock

Remove password protection from PDF files — free, browser-based, your files never leave your device.

Fake Chat Generator

Create realistic-looking fake chat screenshots for content creation, presentations, and memes. Supports iMessage, WhatsApp, Instagram, Twitter/X, Discord, Telegram, and SMS styles.

Music Visualizer

Create stunning real-time audio visualizations from music files or microphone input. 12 modes, 8 color themes, beat detection, and video export.

PDF to PowerPoint

Convert PDF pages to PowerPoint slides — each page becomes a slide image, free, browser-based.

IQ Test

Take a free 10-question IQ test covering logic, patterns, math, and language. Get your estimated IQ score instantly.