Our great sponsors
-
Mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
I maintain a Synapse homeserver for our open source project and it seems to work fine, I don't know how different it is from Conduit.
Other open source and self-hosted chat apps I've heard of but haven't used are Mattermost[1] and Rocket.chat[2].
[1] https://mattermost.com/
[2] https://www.rocket.chat/
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.