C++

Free and open-source 2D game engine, with a game editor and game launcher.

The ScL utility module contains common C++ tools.

Inkscape vector image editor

Bandicoot: user-friendly C++ library for GPU accelerated linear algebra, integrating with CUDA, OpenCL, Vulkan

Spectral element/Fourier simulation of incompressible flows + optional stability analysis.

MyGm is a modular 2D game engine that lets you build games through JSON configuration instead of hardcoded logic — powered by an Entity Factory, an event-driven architecture, and built-in tools for code generation, collision, animation, and audio.

Vulkan rendering engine developed by Maiken.

A compatibility layer to run Roblox on Linux

Embedded Flight Software & Mission Simulation Framework

A cross-platform C++ library unifying concurrency, parallelism and asynchrony into a single scalable execution model.

Multidimensional arrays for C++. (Conditionally accepted Boost library) GitHub mirror: https://github.com/correaa/boost-multi

Armadillo: fast C++ library for linear algebra (matrix maths) & scientific computing - https://arma.sourceforge.net

QDiscPlayer is a graphical audio file player featuring a circular progress bar and spectrum analyzer. It is written in C++ using the Qt framework.

Extension libraries for QtCore and QtGui.

Portable Engine for the Production of Parton-level Event Records

tau is an open source cross-platform library for creating graphical user interfaces (GUI) in C++ programming language

This repository hosts Dockerfiles for building various build images for C++, Go, Java, MkDocs, just to name a few. Vulnerability scanned images (Trivy) are provided in the OCI image registry associated with this GiLab repository. Images are kept up to date by Renovate.

A C++ library for handling C++ abstract syntax trees.

A C++ library for generic template constraints.