luma.gl
luma.gl provides efficient and easy-to-use WebGL2-based building blocks enabling high-performance GPU-based data visualizations and computations on your browser.
Code Libraries: WebGL
Deck.gl
Deck.gl is a WebGL-powered framework for visual exploratory data analysis of large datasets. It provides tested, highly performant layers for data visualization, such as scatterplots, arcs, geometries defined in GeoJSON, etc…
Fluid Paint
A very realistic WebGL-based painting environment complete with control over brush size, bristle count, fluidity, etc.
PhiloGL
PhiloGL is a WebGL framework for data visualization, creative coding and game development. It includes modules to manage scenes, cameras and textures and modules to work with effects, web workers and more.