we are proud to share that Beeper is out of beta!
Feb 2022, https://web.archive.org/web/20230401112602mp_/https://blog.beeper.com/p/beeper-update-4-out-of-beta
Beeper is (finally) out of beta
today, https://blog.beeper.com/2024/04/09/beeper-is-now-available/
The bridges have always been open source. The clients were forked from element (which is open source) until recently when the Android app was rebuilt; the clients are not planned to be open source.
Yeah, that last is the problem with it.