Repository Index

A modern, portable, easy to use crypto library.

• crypto
• cryptography
• c
• zig-package

An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months between releases.

• tls
• ssl
• crypto
• cryptography-library

Small portable AES128/192/256 in C

The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3! Update to wolfSSL 5.9.1 for the latest CVE fixes.

• ssl
• tls
• cryptography
• security

LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.

• libtomcrypt
• cryptography
• c
• encryption

Audited & minimal JS implementation of elliptic curve cryptography.

• crypto
• cryptography
• ecdsa
• ed25519

Audited & minimal JS implementation of hash functions, MACs and KDFs.

• cryptography
• hash
• kdf
• hashing

Fastest 5KB JS implementation of secp256k1 signatures and ECDH

• secp256k1
• ecdsa
• ecc
• cryptography

A lightweight, secure, easy-to-use crypto library suitable for constrained environments.

• crypto
• embedded-systems
• cryptography
• embedded

Usable, easy and safe pure-Rust crypto

• cryptography
• rust
• crypto
• chacha20-poly1305

Fastest 5KB JS implementation of ed25519 signatures

• ed25519
• curve25519
• eddsa
• cryptography

Java cryptographic library that supports Argon2, bcrypt, scrypt and PBKDF2 aimed to protect passwords in databases. Easy to use by design, highly customizable, secure and portable. All the implementations follow the standards and have been reviewed to perform better in the JVM.

• pbkdf2
• bcrypt
• scrypt
• argon2

Audited & minimal JS implementation of Salsa20, ChaCha and AES

• aes-siv
• chacha20
• chacha20-poly1305
• chacha20poly1305

Auditable & minimal JS implementation of public-key post-quantum cryptography

• dilithium
• kyber
• ml-kem
• post-quantum-cryptography

Small portable Elliptic-Curve Diffie-Hellman in C

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

High-performance pure-javascript SHA1 implementation suitable for large binary data, reaching up to half the native speed.

The fastest communications possible. Delphi rulez.

• delphi
• object-pascal
• tcp-ip
• fast-networking

Portable version of Bouncy Castle with support for .NET 4, .NET Standard 2.0, MonoAndroid, Xamarin.iOS, .NET Core

Highly modular & configurable hash & crypto library

• octavo
• crypto-library
• rust
• crypto

A library designed to generate cryptographically strong random numbers suitable for managing data such as passwords, account authentication, security tokens, and related secrets.

• clojure
• jvm
• secrets
• security

A version of TurboPower LockBox2, that is aimed at being compatible with Delphi, FPC and Lazarus 32/64 bit

Minimal JS implementation of older cryptography algorithms: RSA, DSA, DH.

• cryptography
• dh
• diffie-hellman
• dsa

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