OpenGL Mathematics (GLM)
Simple yet flexible JavaScript charting for designers & developers
The web-based visual programming editor
The friendly Python Imaging Library fork
Diagram and flowchart generation from text similar to markdown
Deskreen turns any device with a web browser into a secondary screen
Animated sprite editor & pixel art tool
A community-maintained Python framework for creating animations
Blockbench - A low poly 3D model editor
Powerful and easy-to-use embedded GUI library with many widgets
Javascript Canvas Library and SVG-to-Canvas Parser
The Pencil Project's unique mission is to build a free tool
Dust3D is a cross-platform open-source 3D modeling software
SciPy library main repository
The FastLED library for colored LED animation on Arduino
ImageMagick 7
A JavaScript typing animation library
A modern library for 3D data processing
RenderDoc is a stand-alone graphics debugging tool
An image processing library written entirely in JavaScript for Node
ArrayFire, a general purpose GPU library
The HTML5 Creation Engine
Simple GTK# Paint Program
An open-source JavaScript library for world-class 3D globes and maps
Console-based GLSL Sandbox for 2D/3D shaders shaders