Developer tools
Developer Tools
Handy developer utilities that keep your data on your machine.
All Developer tools (15)
JSON Formatter
Pretty-print, validate or minify JSON.
Base64 Encode / Decode
Convert text to and from Base64.
URL Encode / Decode
Percent-encode and decode URL text.
UUID Generator
Generate random v4 UUIDs.
Hash Generator
SHA-1 / 256 / 384 / 512 of text.
Lorem Ipsum Generator
Placeholder text for mockups.
JWT Decoder
Read a JWT's header and claims.
Text Diff Checker
Compare two texts line by line.
HTML Entity Encoder / Decoder
Escape or unescape HTML entities.
Color Converter
Convert HEX ⇆ RGB ⇆ HSL.
Data Size Converter
Bytes, KB/MB/GB, KiB/MiB/GiB.
Cron Expression Explainer
Explain a cron schedule in English.
Number Base Converter
Binary ⇆ octal ⇆ decimal ⇆ hex.
Password Generator
Strong random passwords, generated locally.
Line Sorter & Deduplicator
Sort, dedupe and trim a list of lines.