cobaltvspretalx
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| cobalt | pretalx | |
|---|---|---|
| Score | 83/100 | 62/100 |
| Rank in category | #1 of 45 in Download Management | #2 of 3 in Conference Management |
| GitHub stars | 45 597 | 954 |
| Stars, last 30 days | +1 813 | +8 |
| Stable releases, 12 months | 0 | 7 |
| Latest release | — | v2026.2.1 · 8 Jul 2026 |
| Setup | Easy | Advanced |
| Official Docker image | Yes | No |
| License | AGPL-3.0 | Other |
| Main language | Svelte | Python |
Which one should you pick?
cobalt scores 83/100 against 62/100 for pretalx, so it is the safer default.
pretalx ships more often: 7 stable releases in the past year, against 0 for cobalt.
If you want the quickest setup, cobalt is easier to run; pretalx needs more configuration.
cobalt is growing faster right now (+1 813 stars in 30 days).
cobalt details →pretalx details →