Repository Index

JavaScript library of crypto standards.

[DEPRECATED] Stanford Javascript Crypto Library

A tiny (18.5 kB gzip), zero-dependency, Javascript library to perform OpenSSL RSA Encryption, Decryption, and Key Generation.

OpenPGP implementation for JavaScript

A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps

• crypto
• cryptography
• x509
• message-digest

CAUTION: END OF SUPPORT ON 14 AUG 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, CAdES and JSON Web Signature/Token in pure JavaScript.

• asn1
• x509
• certificate
• crl

Complete implementation of JWx (Javascript Object Signing and Encryption/JOSE) technologies for Go. #golang #jwt #jws #jwk #jwe

• jwt
• jwe
• jws
• jwk

Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

• cryptography-library
• cryptography
• security
• golang

Port of TweetNaCl cryptographic library to JavaScript

• crypto
• javascript
• authentication
• signature

Fast and dependency-free cryptographic hashing library for node.js and browsers (supports MD5, SHA1, SHA256, SHA512, RIPEMD, HMAC)

• hashing-algorithm
• javascript
• hmac
• hexadecimal

Tiny hashing module that uses the native crypto API in Node.js and the browser

• hashing
• hash-functions
• sha256
• crypto

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

Following googlecode project crypto-js, provide standard and secure cryptographic algorithms for NodeJS. Support MD5, SHA-1, SHA-256, RC4, Rabbit, AES, DES, PBKDF2, HMAC, OFB, CFB, CTR, CBC, Base64

Java implementation of Tink

• crypto
• cryptography
• java
• security

Elliptic curve cryptography functions: Private Key, Public Key, Signature, AES, Encryption, Decryption

The JavaScript Crypto Library provides web developers with an extensive and efficient set of cryptographic functions. The library aims to obtain maximum execution speed while preserving modularity and reusability. The library is released as open source under a BDS license.

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

PolyCrypt - A pure JS implementation of the WebCrypto API

Fast crypto toolkit for modern client-side JavaScript

Ultra high-performance secp256k1 ECC engine | Python, Node.js, Rust, Go, C#, Swift, Java bindings | CUDA, Metal, OpenCL GPU | ECDSA, Schnorr, FROST, MuSig2, BIP-352 | 15+ platforms

• cryptography
• cuda
• riscv
• secp256k1

Generalized Diffie-Hellman key exchange Java library built on top of the Vert.x framework

Client-side AES-256-GCM zero-knowledge encryption library. Browser-native Web Crypto API, no dependencies. Powers FileShot.io.

• aes-256
• aes-256-gcm
• browser-encryption
• client-side-encryption

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

Native Shamir Secret Sharing. Securely split & restore secrets on iOS, Android, and Web with a single Capacitor plugin.

• capacitor
• capacitor-android
• capacitor-ios
• capacitor-plugin