WebGLRenderbuffer - Web APIs | MDN
Baseline
Widely available
*
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
* Some parts of this feature may have varying levels of support.
Note: This feature is available in Web Workers.
The WebGLRenderbuffer interface is part of the WebGL API and represents a buffer that can contain an image, or that can be a source or target of a rendering operation.