If they work in Jitsi, they should work in Jitsi in EGroupware too.
It could be, that our ContentSecurityPolicy does e.g. not allow the content coming from an other domain, and that domain need to be added. In that case you should see an error in the JS console of your browser.
It could be of some interest for other EGroupware users, if you elaborate a bit more about what kind of tools you are talking …
Ralf