ECDSA Packages

fork secp256k1. Very fast, high-security, auditable, 0-dep, 1-file pubkey & ECDSA.

Fastest JS implementation of secp256k1. Independently audited, high-security, 0-dependency ECDSA & Schnorr signatures

## **Overview**

Bitcoin Custodial & non-Custodial Wallets

BitcoinSV Custodial & non-Custodial Wallets

Signatures tooling.

JavaScript Library for Elliptic Curve Cryptography: key exchanges (Diffie-Hellman, Massey-Omura), ECDSA signatures, and Koblitz encoding. Suitable for crypto education and secure systems.

Universal 'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK with no dependencies

'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

(Browser Runtime) 'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK with no dependencies

WebContainer compatible JWA implementation (supports all JWS algorithms). Forked from [node-jwa](https://github.com/auth0/node-jwa)

Noble secp256k1. High-security, easily auditable, 0-dep, 1-file pubkey & ECDSA.

All the cryptographic primitives used in Ethereum

fast openSSL-compatible implementation of the Elliptic Curve Digital Signature Algorithm (ECDSA)

SDK to facilitate Node integrations with Stark Bank

This module provides js implementation to ecdsa secp256k1 functions

Data encrypting and signing library with small sized data outputs.

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

Elliptic curve cryptography library (NodeJS, Browser and Pure JS)

## **Overview**