osem
Event management tailored to free Software conferences.
Description from awesome-selfhosted (CC BY-SA 3.0)
Still maintained? Yes: 28 commits in the last 90 days, latest release v1.0 (May 2016).
Also an alternative to Eventbrite.
At a glance
osem quick facts
- Health score
- 65/100 SLOWING
- Stars
- 929
- Last commit
- yesterday (Oct 2026)
- Latest release
- v1.0, May 2016
- Licence
- MIT
Top alternatives to osem
Full rankings: Eventbrite alternatives
Why it ranks here
Health score explained
osem scores 65/100, #5 of 5 in Conference Management: 28 commits in the last 90 days earn 32.7 of 35 points, the latest release (v1.0, 10.4 years ago) earns 0.0 of 25, 929 stars add 11.9 of 20, an active, unarchived repository keeps 10 and Docker support adds the final 10. That places it in the slowing band (40 to 69). The biggest shortfall is release recency, worth 25.0 more points.
Recomputed nightly from the GitHub API. How the score is calculated.
- Commit activity 32.7 / 35
28 commits in 90 days (30+ scores full marks)
- Release recency biggest shortfall 0.0 / 25
v1.0 released 10.4 years ago
- Stars 11.9 / 20
929 stars on GitHub (logarithmic)
- Not archived 10.0 / 10
Repository is active
- Docker support 10.0 / 10
Docker image or Compose file available
Commit activity
- 28
- Last 90 days
- 175
- Last 12 months
- yesterday
- Last push
Ranked #5 of 5 tools in Conference Management by health , just below OpenSlides (#4) .
Details
| Licence | MIT |
| Platforms | Ruby, Docker |
| Latest release | v1.0 · 10.4 years ago |
| Stars | 929 |
| Open issues | 218 |
| Docker | Yes |
| Repository | openSUSE/osem ↗ |
osem vs its top 5 alternatives
Active tools that share a comparison page or a category with osem (Conference Management), scored on the same five terms.
| Tool | Health | Stars | Licence | Last commit |
|---|---|---|---|---|
| Hi.Events | 94 | 4.1k | AGPL-3.0 | today |
| EventSchedule | 88 | 91 | AAL | 3 days ago |
| indico | 83 | 2.1k | MIT | yesterday |
| pretalx | 82 | 954 | Apache-2.0 | yesterday |
| Gancio | 77 | 66 | AGPL-3.0 | today |
| osem (this tool) | 65 | 929 | MIT | yesterday |
osem: common questions
What does osem replace?
Repoly lists osem as an open-source alternative to Eventbrite. Each comparison page ranks every alternative by the same health score, so you can see where osem stands against the others.
Is osem still maintained?
osem had 28 commits in the last 90 days and its last push was yesterday; the latest tagged release, v1.0, is from 10.4 years ago. Repoly recomputes this nightly.
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