Libiio is a library that has been conceived to ease the development of applications interfacing Industrial Input/Output (IIO) devices through the IIO subsystem of the Linux kernel.

The problem of parsing structured text has resisted one-size-fits all solutions for over 60 years. Lezer isn't such a solution either, but it is a very decent parser generator, especially well suited for use in code editors.

Ignition common is a component in the Ignition framework, a set of libraries designed to rapidly develop robot applications. A collection of useful classes and functions for handling many command tasks. This includes parsing 3D mesh files, managing console output, and using PID controllers.

SpiderMonkey is the code-name for Mozilla Firefox's C++ implementation of JavaScript. It is intended to be embedded in other applications that provide host environments for JavaScript.

Protocol Data Units library provides signal processing blocks that operate on Protocol Data Unit format messages. Many such blocks are analogs of streaming API functionality. Part of the main gnuradio build.

QT-based graphical sinks for gnuradio applications. Implements opengl, raster and native plotting methods, and supports a QT Style Sheet (QSS) file to adjust the look. Part of the main gnuradio build.