76 free tools for developers, designers, and anyone who works on the web. No account, no install.
Math, finance, health, and everyday calculations
Units, currencies, colors, and file formats
Case conversion, word count, generators
Markdown editor, diff, URL and HTML encoding
JSON, regex, Base64, JWT, hash, CSS
Color picker, gradients, palettes
QR codes, URL shortener, UUID generator
Meta tags, robots.txt, Open Graph, schema
Unix, epoch, and timezone conversion
Compress, resize, convert, and WebP
Compress and convert PDF files
CSV to JSON, YAML converter, formatter
Password strength, 2FA, SSL, hashing
Scientific calculator, equations, matrices, stats
Bitcoin validator, crypto price converter
IP lookup, DNS, ping, Whois, ports
Compound interest, investment returns, currency