Extensions by io.withuse

Base64 Encoder & Decoder

🧑‍💻 Developer Tools

Encode and decode Base64 and base64url, including non-ASCII text. Runs entirely offline. No tracking, no permissions.

UUID Generator — v4 & v7

🧑‍💻 Developer Tools

Generate RFC 9562 UUIDs (v4 and v7) in one click. Runs entirely offline in your browser. No tracking, no permissions.