# cobalt vs Opencast

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | cobalt | Opencast |
|---|---|---|
| Score | 83/100 ✓ | 57/100 |
| Rank in category | #1 of 45 in Download Management | #38 of 142 in Media Management |
| GitHub stars | 45 597 ✓ | 509 |
| Stars, last 30 days | +1 787 ✓ | +0 |
| Stable releases, 12 months | 0 | 11 ✓ |
| Latest release | — | 19.10 · 28 Oct 2026 |
| Setup | Easy ✓ | Advanced |
| Official Docker image | Yes ✓ | No |
| License | AGPL-3.0 | ECL-2.0 |
| Main language | Svelte | Java |

## Which one should you pick?

cobalt scores 83/100 against 57/100 for Opencast, so it is the safer default.

Opencast ships more often: 11 stable releases in the past year, against 0 for cobalt.

If you want the quickest setup, cobalt is easier to run; Opencast needs more configuration.

cobalt is growing faster right now (+1 787 stars in 30 days).

## Details

- [cobalt](https://selfhost.directory/project/cobalt) (markdown: https://selfhost.directory/project/cobalt.md)
- [Opencast](https://selfhost.directory/project/opencast) (markdown: https://selfhost.directory/project/opencast.md)

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Source: https://selfhost.directory/compare/cobalt-vs-opencast