A fast image processing library with low memory needs.

The OpenEXR project provides the specification and reference implementation of the EXR file format, the professional-grade image storage format of the motion picture industry.

Code for the "Graphics Gems" book series

ANSI C library for NURBS, B-Splines, and Bézier curves with interfaces for C++, C#, D, Go, Java, Javascript, Lua, Octave, PHP, Python, R, and Ruby.

Source Code for "Ray Tracing Gems: High-Quality and Real-Time Rendering with DXR and Other APIs" by Eric Haines and Tomas Akenine-Möller

libsass command line driver

Per-Face Texture Mapping for Production Rendering https://wdas.github.io/ptex

C++ (with python bindings) library for easily reading/writing/manipulating common animation particle formats such as PDB, BGEO, PTC. https://wdas.github.io/partio

Object-oriented C++ wrapper for OpenGL.

The NVIDIA® Tools Extension SDK (NVTX) is a C-based Application Programming Interface (API) for annotating events, code ranges, and resources in your applications.

Houdini Engine for Maya

Polynomial optics to Arnold. Camera shader with high-order aberrations, including bidirectional filter that adaptively samples out-of-focus highlights (top level repo)

Nanocolor, a lightweight color transformation library

cpu path tracing test bed

Production Shading Library

Multithreaded header only C++11 CSV parser

Lookdev and Misc Tools Gaffer

Polynomial Optics

Arnold-compatible implementation of Pixar's bump-to-roughness workflow

global illumination renderer

Lame 3.99 (with CMakeLists.txt)