osem
Event management tailored to free Software conferences.
Little to no recent activity. Treat as unmaintained until proven otherwise.
Commit activity more than 41% of tracked projects; popularity more than 33%. How this is calculated.
Commits, last 11 months
| Stars | 927 |
|---|---|
| Latest release | v1.0 · 24 May 2016 |
| Repo updated | 20 Aug 2026 |
| Licence | MIT |
| Built with | Ruby, Docker |
Is osem actively maintained?
Over the last 11 months the project absorbed 178 commits, of which 41 arrived in the most recent quarter — roughly 14 commits a month.
The last tagged release, v1.0, is over 10 years old. If you deploy, expect to build from the default branch rather than a stable tag.
osem ranks #5 of 5 tracked conference management projects. Several better-maintained options exist in the same category — they are listed below.
What osem actually does
osem is a self-hosted platform designed to handle the administrative and logistical requirements of free software conferences. It assists organisers with tasks typical of event management, such as setting up schedules and coordinating attendee or speaker workflows. The project uses Ruby and is packaged with Docker for deployment.
Best fit: It is a suitable choice for organisers of open source community meetups and conferences who require a dedicated tool tailored to free software event structures.
Worth knowing: The codebase has a low maintenance health score and its last tagged release dates back to 2016, which indicates a high risk of unpatched security vulnerabilities and outdated dependencies.
Deployment notes
Because it relies on Ruby and Docker, you will typically need to configure persistent volumes for your database and file storage, alongside a reverse proxy to handle TLS termination.
Links
Alternatives to osem
Projects in the same categories, ordered by health score.
Web-based event management, including running a Call for Papers, reviewing submissions, and scheduling talks. Exports and imports for various related tools.
Feature-rich event management system, made @ CERN, the place where the Web was born.
Manage motions and amendments for (political) conventions.
Presentation and assembly system for managing and projecting agenda, motions and elections of an assembly.