Shashi

Privacy-first developer utils for JWT decoding, JSON formatting, Base64 conversion, UUID generation, timestamp conversion, text diff, cron parsing, regex testing, SQL formatting, and more. Available as a web app, desktop app, and Chrome extension. All processing happens locally — no data leaves your device.

Free open source developer utilities for JWT decoding, encoding, JSON formatting, validation, and UUID generation, Base64 converter, Timestamp/date converter, Text diff, Cron parser, Colour converter, Hash generator, Yaml validator. All processing happens locally in your browser.