Repository Index

PHP Secure Communications Library

• php
• ssh
• sftp
• rsa

ECDH and ECDSA for 8-bit, 32-bit, and 64-bit processors.

pure-python ECDSA signature/verification and ECDH key agreement

• python
• elliptic-curves
• cryptography
• digital-signatures

Fastest 5KB JS implementation of secp256k1 signatures and ECDH

• secp256k1
• ecdsa
• ecc
• cryptography

Small portable Elliptic-Curve Diffie-Hellman in C

• elliptic-curve-diffie-hellman
• ecdh
• public-key-cryptography
• c

Swift cryptography library for Bitcoin and Nostr. ECDSA, Schnorr, ECDH, and zero-knowledge proofs on secp256k1. Apple platforms and Linux.

• taproot
• secp256k1
• swift
• schnorr

a native library implementing secp256k1 purely for the crystal language.

• crystal
• crystal-language
• native-library
• secp256k1

End-to-end encryption for data at rest: a C library and CLI with recoverable keys, post-quantum (ML-KEM) key exchange, and user-to-user sharing

• encryption
• stream-encryption
• aes-256-gcm
• ecdh

End-to-end encryption for the browser and Node: a JavaScript library (npm: libves) with recoverable keys, post-quantum (ML-KEM) key exchange, and user-to-user sharing

• encryption-api
• webcrypto
• ecdh
• elliptic-curve-cryptography