There are some multi-protocol clients that are accessible and if the server uses an accessible protocol, it makes it more accessible. Sometimes commercial servi

There are some multi-protocol clients that are accessible and if the server uses an accessible protocol, it makes it more accessible. Sometimes commercial services are accessible, sometimes they are not and it is hit or miss. The big ones make an effort to cover that part of the market, but it might take them time to fix a11y bugs when they introduce one in the rush for new features.