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

Password hashing specification for the Elixir programming language

Lightning fast hash functions using hand-tuned WebAssembly binaries

Simple C++ Image Steganography tool to encrypt and hide files inside images using Least-Significant-Bit encoding.

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

Magic hashes – PHP hash "collisions"

🔒 Secure localStorage data with high level of encryption and data compression

🔒Unified API for password hashing algorithms

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.

A secure and easy-to-use CLI password manager for macOS and Linux

Password Protected Single Page Applications and HTML files

Compiler-free Python crypto library backed by the OS, supporting CPython and PyPy

Command-Line Password Safe 🔐︎

A WebCrypto Polyfill for NodeJS

Go package to encode (with random generated salt) and verify passwords

Fast "async" scrypt implementation in JavaScript

FileImgSwap 文图变 是一款可以把文件与 PNG 图像进行互转的工具 | FileImgSwap is a tool that enables mutual conversion between files and PNG images.

一款安全又便捷的网页加密工具。采用 AES-256 + PBKDF2 百万次迭代 + HMAC 验签，密码与解密全程留在浏览器本地；一条命令或图形界面即可把 HTML（乃至整站 css/js/图片）加密成自解密页面，部署到任意静态托管。Secure, effortless HTML encryption: AES-256, PBKDF2 (1M iterations), HMAC, with fully client-side decryption. Encrypt an entire site (CSS/JS/images) into a self-decrypting file via one command or GUI—deploy anywhere static.

🔐 Learn authentication by building it right. An extensible, standards-compliant reference implementation for Cloudflare Workers with Hono, Turso, PBKDF2, and JWT dual-token sessions.

Package passwap provides a unified implementation between different password hashing algorithms. It allows for easy swapping between algorithms, using the same API for all of them.