Utility
Encoding
Base64, URL encode / decode, JWT decoder, UUID, Unix timestamps.
- Base64 Encode / Decode
UTF-8 safe encode and decode that round-trips emoji, CJK, and URL-safe variants.
- URL Encode / Decode
URL encode / decode with three variants: encodeURIComponent, encodeURI, and form-urlencoded.
- UUID Generator (v4 / v7)
Generate UUID v4 (random) or v7 (time-ordered). Bulk regenerate up to 100 at once.
- Unix Timestamp Converter
Convert between unix timestamps (seconds or ms) and human dates (ISO, RFC, local).
- JWT Decoder
Decode JWT header and payload, see expiration status. No signature verification.