tmux source code

Modern HTTP benchmarking tool

A code-searching tool similar to ack, but faster.

TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

A very compact representation of a placeholder for an image.

mimalloc is a compact general purpose allocator with excellent performance.

SQLCipher is a standalone fork of SQLite that adds 256 bit AES encryption of database files and other security features.

xhyve, a lightweight OS X virtualization solution

nanomsg library

Nokogiri (鋸) makes it easy and painless to work with XML and HTML from Ruby.

Instant Terminal Sharing

Applicative Protocol Multiplexer (e.g. share SSH and HTTPS on the same port)

Low-latency AI engine for mobile devices & wearables

A constant throughput, correct latency recording variant of wrk

Optimized JSON

The Rubinius Language Platform

Official MyDumper Project

luna programming language - a small, elegant VM implemented in C

Reorganize tables in PostgreSQL databases with minimal locks

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

Columnar storage extension for Postgres built as a foreign data wrapper. Check out https://github.com/citusdata/citus for a modernized columnar storage implementation built as a table access method.

A streaming JSON parsing and encoding library for Ruby (C bindings to yajl)

Asynchronous networking for C

gperftools for ruby code

ngx_mruby - A Fast and Memory-Efficient Web Server Extension Mechanism Using Scripting Language mruby for nginx

Ruby Optimized XML Parser

JSON NIFs for Erlang

port of ruby-debug that works on 1.9.2 and 1.9.3

libsass command line driver

line-profiler for ruby