compare
Openfire vs Synapse
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Openfire | Synapse |
|---|---|---|
| Language | Java | Python |
| Licence | Apache-2.0 | AGPL-3.0 |
| Stars | 3.1k | 4.7k |
| Latest | v5.1.2 | v1.162.0 |
| Last push | 2026-10-01 | 2026-10-06 |
| Release cadence | about 38 days between releases | about 13 days between releases |
| Active contributors | 5 commit authors on the default branch in the last 90 days | 38 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Slack. Alternatives to Slack →
PartialOpenfireAn XMPP server with a web admin console; teams chat through an XMPP client such as Spark.
PartialSynapseA Matrix homeserver; teams chat through a client such as Element, and can federate with other servers.
Openfire
Synapse
- v1.162.02026-09-29
- v1.162.0rc12026-09-22pre-release
- v1.161.02026-09-15
- v1.161.0rc12026-09-09pre-release
- v1.160.02026-09-02
Openfire
✓ signed The latest release, v5.1.2, carries a signature GitHub verified.
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Synapse
✓ signed The latest release, v1.162.0, carries a signature GitHub verified.
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