OpenProjectvspaca
Two self-hosted Jira alternatives, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| OpenProject | paca | |
|---|---|---|
| Score | 79/100 | 58/100 |
| Rank in category | #3 of 45 in Project Management | #19 of 45 in Project Management |
| GitHub stars | 16 762 | 1 994 |
| Stars, last 30 days | +566 | +146 |
| Stable releases, 12 months | 22 | 68 |
| Latest release | v17.9.4 · 26 Oct 2026 | v0.19.2 · 22 Oct 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | GPL-3.0 | Apache-2.0 |
| Main language | Ruby | Go |
Which one should you pick?
OpenProject scores 79/100 against 58/100 for paca, so it is the safer default.
paca ships more often: 68 stable releases in the past year, against 22 for OpenProject.
OpenProject is growing faster right now (+566 stars in 30 days).
OpenProject details →paca details → All Jira alternatives →