Developer Toolbox

Convert between CSV and JSON formats easily

Encode/decode text to base64 & view as PNG

Convert between binary, octal, decimal, and hexadecimal

Convert formats (PNG/JPEG/WebP/SVG/ICO), resize, and advanced cropping (multi-region rect/circle/polygon, magic wand, smart AI selection)

Generate favicon from text, emoji, or image

Generate realistic mock data with smart field correlation (names, emails, grades) - export as JSON, CSV, or SQL with API support

Convert between cURL commands and JavaScript fetch requests with FormData support

Extract Figma designs and convert to ready-to-use React/Tailwind components with asset URLs

Format and beautify JSON, XML, HTML, CSS, and CSV

Browser-based compiler with Monaco Editor - JavaScript runs locally (no timeout), Python/Java/C/C++ via Wandbox

Generate QR codes from text, URLs, or contact information

Shorten URLs using free public APIs with custom aliases

Jobs pulled straight from company career-page APIs across 22 platforms (Greenhouse, Lever, Ashby, Workday, and more) - filter by location, company, experience level, and freshness

Test your internet speed with visual gauges powered by Cloudflare

Measure your typing speed and accuracy with customizable difficulty levels

Classic mines gambling-style game — reveal tiles and cash out before you hit one

Play tic tac toe against a bot

Play ping pong against a bot

The classic snake game

Match pairs of cards and test your memory