Developer Tools

JSON, Base64, JWT, regex, hashes — the daily utilities, without the ads.

Formatters, validators, converters and generators for people who work in a terminal. Client-side, keyboard-friendly, and safe to paste a production payload into.

4 live180 plannedTier 1

encoding

Base64 Encode / Decode
Offline
Encode and decode Base64 with full Unicode support and URL-safe output.
URL Encode / Decode
Offline
Percent-encode URLs and query strings, with the right mode for each.

json

JSON Formatter
Offline
Format, validate and minify JSON — with errors that point at the line.

identifiers

UUID Generator
Offline
UUID v4, UUID v7, ULID and NanoID — generated in your browser.

Other divisions