Verifiable delegated authority for agent actions. Human signs a scoped receipt; middleware verifies it before the agent calls a tool. SD-JWT/EdDSA today, ZKP upgrade path tomorrow.
Fast JSON Web Token implementation
Library for Signing and Verifying JWTs that use DIDs as issuers and JWEs that use DIDs as recipients
An Eddsa implementation relying on Solana's web3.js
Decode JWT tokens, mostly useful for browser applications.
JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes
oidc-token-hash validates (and generates) ID Token `_hash` claims such as `at_hash` or `c_hash`
Calculate GitHub App bearer tokens for Node & modern browsers
A utility for translating cryptographic keys between representations
Passport authentication strategy using JSON Web Tokens
A JavaScript EdDSA library for secure signing and verification using Poseidon the Baby Jubjub elliptic curve.
An EdDSA-RDFC-2022 Data Integrity cryptosuite for use with jsonld-signatures.
TypeScript definitions for passport-jwt
JWT utils for Fastify
Fastest 5KB JS implementation of ed25519 EDDSA signatures compliant with RFC8032, FIPS 186-5 & ZIP215
JWT authentication middleware.
Verify JSON Web Tokens (JWT) from Amazon Cognito and other IDPs
GitHub App authentication for JavaScript
Authentication middleware for Express.js that validates JWT bearer access tokens.
Abstractions around NEAR-compatible elliptical curves and cryptographic keys
JWT JWKS verification plugin for Fastify
JSON Web Token helper library for Angular
A lightweight JWT implementation with ZERO dependencies for Cloudflare Worker
Koa middleware for validating JSON Web Tokens
Extends the ruby-jwt gem with EdDSA signing, verification and JWK importing/exporting
Adds ML-DSA-44, ML-DSA-65, and ML-DSA-87 post-quantum signature algorithms to the ruby-jwt ecosystem, with optional hybrid EdDSA + ML-DSA mode. Uses liboqs via FFI.
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