jose
JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes
ec-key
Wrapper around an Elliptic Curve private or public keys
js-crypto-key-utils
Universal Module for Cryptographic Key Utilities in JavaScript, including PEM-JWK converters