Miller is like awk, sed, cut, join, and sort for name-indexed data
Simple config handling for your app or module
The LLVM of columnar file formats
JSON implementation for Ruby
Record your test suite's HTTP interactions and replay them
A Node.js module that generates images from HTML
A low-level Node.js module that takes a bunch of SVG files
a library to create/modify PDF documents using HDC/TCanvas
A vector drawing editor for LaTeX (JavaFX)
Simple config file parser in C
A beautiful web dashboard for Linux
Text and binary file transformation
Open Street Map (OSM) tools, OSM/XML parser, tag extractor
Error correction program for CD, based on 16-bit Solomon-Reed code.
Fast customizable time series web database for big data like log files