1. FileReaderSync

    Allows files to be read synchronously in Web Workers

  2. navigator.hardwareConcurrency

    Returns the number of logical cores of the user's CPU. The value may be reduced to prevent device fingerprinting or because it exceeds the allowed number of simultaneous web workers.

  3. Service Workers

    Method that enables applications to take advantage of persistent background processing, including hooks to enable bootstrapping of web applications while offline.

  4. Shared Web Workers

    Method of allowing multiple scripts to communicate with a single web worker.

  5. Web Workers

    Method of running scripts in the background, isolated from the web page

  6. webglactiveinfo api: available in workers

  7. webglbuffer api: available in workers

  8. webglcontextevent api: available in workers

  9. webglframebuffer api: available in workers

  10. webglprogram api: available in workers

  11. webglrenderbuffer api: available in workers

  12. webglrenderingcontext api: available in workers

  13. webglshaderprecisionformat api: available in workers

  14. webglshader api: available in workers

  15. webgltexture api: available in workers

  16. webgluniformlocation api: available in workers

  17. websocket api: available in workers