Collection of free, fast, browser-based tools for developers, designers, and daily use. No downloads, no sign-ups.
Free online Base64 encoder and decoder. Encode text or files to Base64 format, or decode Base64 back to readable text.
Format, validate, and prettify JSON data online. Parse JSON with syntax highlighting and error detection.
Convert colors between HEX, RGB, and HSL formats. Preview colors and get matching color schemes.
Convert Unix timestamps to human-readable dates and vice versa. Supports batch conversion and timezone selection.
Compress PNG, JPEG, WebP, and AVIF images instantly in your browser — no upload to server needed.
Count words, characters, sentences, and paragraphs online. Free text analysis tool with readability score.
Generate QR codes online for free. Create custom QR codes with colors, logos, and different error correction levels.