Testing Tools Built for Real Developers
Generate realistic test data without the overhead. No complex setup, no API calls, no data sent anywhere; everything runs right in your browser.
Random Address Generator
Generate realistic fake addresses from 45+ countries for testing. Export to Playwright, Cypress, CSV, JSON, or SQL. Bulk generation up to 100 addresses. Perfect for QA automation.
Credit Card Generator
Populate your test suite with valid card numbers: Visa, MasterCard, Amex, Discover, JCB. CSV, JSON, or Playwright format. Copy-paste into your tests in seconds.
PX to REM Converter
Convert between PX, REM, EM, %, and PT units instantly. Real-time conversion with adjustable base font size, CSS code snippets, and reference table. Perfect for responsive design.
Hex to Binary Converter
Convert hexadecimal to binary and back instantly. Real-time bidirectional conversion with formatted output, decimal values, and bit counts. Perfect for programming and debugging.
ASCII to Hex Converter
Convert ASCII text to hexadecimal and back instantly. Real-time bidirectional conversion with formatted output, character counting, and byte size. Perfect for data encoding and debugging.
Reverse Text Generator
Transform text with 6 reversal modes: reverse text, reverse words, upside-down, mirrored text, and more. Perfect for social media, creative projects, and text experimentation.
HTML Minifier
Minify HTML online with 10+ optimization options. Remove whitespace, comments, and minify inline CSS/JS. Export as HTML, JavaScript string, or React JSX component. Free tool for developers.
Need something else? Let us know at support@bug0.com - we build based on what developers actually need.