Developer Tools

Small helpers for everyday work with data, formats and timestamps.

JSON Formatter, Validator & Minifier - Format, validate and minify complex JSON payloads with interactive tree.
RegEx Tester & Live Matcher - Test, debug, and optimize regular expressions with syntax highlighting.
Base64 Encoder & Decoder - Encode and decode strings or files to Base64 data URIs client-side.
Unix Epoch Timestamp Converter - Convert Unix epoch timestamps to human-readable ISO dates.
Color Palette Generator & WCAG Checker - Create harmonious color schemes and verify WCAG contrast ratios.
Favicon Generator & ICO Converter - Generate scaled ICO, PNG & Apple Touch Icons from images.