PTPureToolkit

Tool category

Security tools

Inspect tokens, hashes, and security-adjacent values without sending sensitive input to a server. Every tool in this category runs locally in your browser and keeps pasted input off PureToolkit servers.

SecurityLocal-only

JWT Decoder

Decode JWT header and payload locally. Signatures are not verified.

Open tool
SecurityLocal-only

SHA Hash Generator

Generate SHA-256, SHA-384, and SHA-512 digests with the browser Web Crypto API.

Open tool