C++

Geonkick is a free software synthesizer capable of generating a wide range of percussive sounds, including kicks, snares, claps, hi-hats, shakers, and also unique effect sounds. - https://geonkick.org

MongoDB is a cross-platform document-oriented database program.

Utility classes for template metaprogramming.

Multidimensional arrays for C++. (Not an official Boost library) GitHub mirror: https://github.com/correaa/boost-multi

Inkscape vector image editor

https://nestorpi.talbart.fr Generic framework used to control robots, or various other applications, on the Raspberry Pi.

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

Mirror of ALL BRANCHES in the Irrlicht SVN repository at SourceForge, updated daily

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

Custom C++ Vulkan based 3D engine just for the beauty of it

High-performance, modern graphics rendering engine built from scratch for Windows & Linux systems.

Library for TDDFT numerical simulations on HPC and GPUs

A simple easy-to-use launcher for the ParallelN64 emulator

CPU rendering demoscene.

Cross-platform, all major C++ standards. Developed in Trisquel GNU / Linux using GCC 16, CMake 4, and C++26.

Mirrored from https://codeberg.org/amarinat/demoscene

An experimental multiplayer sandbox game with optional VR support.

Showcase for GLSL shaders

Portable Engine for the Production of Parton-level Event Records

Tango kernel implementation in C++