[Footnote 4](https://github.com/solid/test-suite/commit/e153ce901ba2d5a24627a8fe6fe3da2c4db2c6d0#diff-b335630551682c19a781afebcf4d07bf978fb1f8ac04c6bf87428ed5106870f5R78) was the state of affairs in August, that information is probably outdated by now. We now have two protocols to test: * required as a SHOULD by Solid 0.9: https://github.com/solid/solid-spec/blob/master/api-websockets.md * mentioned non-normatively in the spec as a future direction, and currently in Editor's Draft: https://solid.github.io/notifications/protocol
Footnote 4 was the state of affairs in August, that information is probably outdated by now.
We now have two protocols to test: