Eigen is a C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms.

TA-Lib (Core C Library)

A state-of-the-art software occlusion culling system

A framework for rapid prototyping and development of real-time rendering techniques.

Nvdiffrast - Modular Primitives for High-Performance Differentiable Rendering

Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20

A toy DCC software

A library of distance and occlusion generation routines

Dagor Engine and Tools source code from Gaijin Games KFT

An OpenGL game engine that can be built for Android and Windows.

A generic post-processing injector for games and video software.

Frame profiler

METIS - Serial Graph Partitioning and Fill-reducing Matrix Ordering

Visual Python and C++ nanosecond profiler, logger, tests enabler

Supplemental code accompanying Ray Tracing Gems II, Chapter 14: The Reference Path Tracer

C++ Reflection Parser / Runtime Skeleton

Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.

c++ toolkit for rapid development of live graphical apps and games

Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum

The main repository for the FidelityFX SDK.

QDirect3DWidget implementation similar to the built-in QOpenGLWidget

Advanced Docking System for Qt

Infinite Photorealistic Worlds using Procedural Generation

A utility for processing PNG, JPEG, BMP, and WebP images. Features include resize/resample, dither, grayscale, apply background color, subpixel rendering.

Real-time path tracing library and sample

A Vulkan Raytracing framework for various bidirectional path tracing techniques

WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.