Z80-Ruby is a Ruby binding for the Zilog Z80 CPU emulator (https://github.com/redcode/Z80). It is ideal for analysis, hacking, testing and debugging. All from the comfort of Ruby.

Use steganography to hide and encrypt data inside JPG, PNG, and BMP files.

Ruby wrapper for Facebook Zstandard library

A Zlib drop-in replacement implementing Zstandard compression algorithm

A drop-in replacement for Ruby's CSV stdlib that uses zsv (SIMD-accelerated C library) for 5-6x faster CSV parsing

Ruby binding for @drewcsillag twofish implementation

A ZRE library for Ruby. This is a Ruby (MRI) binding for the Zyre library for reliable group messaging over local area networks, an implementation of the ZeroMQ Realtime Exchange protocol.