A fast, open-source toolkit with the tools you actually use every day. No ads. No tracking. Lock-in.
12
Tools
Free forever
100%
Open source
JSON Formatter
Lenient format, JS object converter, sanity check & tree viewer
Regex Tester
Test and debug regular expressions
Diff Viewer
Compare two blocks of text side by side
Base64
Encode/decode Base64 and convert images
JWT Decoder
Decode and inspect JWT tokens
Color Converter
Convert between HEX, RGB, HSL formats
Timestamp
Convert Unix timestamps to human-readable dates
URL Encoder
Encode and decode URLs and query strings
JS Playground
Run JavaScript and TypeScript in the browser
BCrypt
Hash passwords with custom rounds, verify BCrypt hashes & inspect hash anatomy
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes
UUID Generator
Generate UUID v4 and ULID identifiers
Missing a tool? Open an issue or submit a PR on GitHub.