OSEMvsUmbraco CMS
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| OSEM | Umbraco CMS | |
|---|---|---|
| Score | 47/100 | 71/100 |
| Rank in category | #8 of 11 in Event Management | #7 of 42 in Content Management |
| GitHub stars | 929 | 5 278 |
| Stars, last 30 days | — | +23 |
| Stable releases, 12 months | 0 | 27 |
| Latest release | — | release-13.16.4 · 28 Oct 2026 |
| Setup | Advanced | Advanced |
| Official Docker image | No | No |
| License | MIT | MIT |
| Main language | Ruby | C |
Which one should you pick?
Umbraco CMS scores 71/100 against 47/100 for OSEM, so it is the safer default.
Umbraco CMS ships more often: 27 stable releases in the past year, against 0 for OSEM.
Umbraco CMS is growing faster right now (+23 stars in 30 days).
OSEM details →Umbraco CMS details →