# Discourse vs Nebulynk

> Two self-hosted [Slack alternatives](https://selfhost.directory/alternative-to/slack), compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Discourse | Nebulynk |
|---|---|---|
| Score | 83/100 ✓ | 44/100 |
| Rank in category | #1 of 69 in Social Networks & Forums | #71 of 110 in Chat |
| GitHub stars | 48 026 ✓ | 325 |
| Stars, last 30 days | +137 | — |
| Stable releases, 12 months | 1 | 10 ✓ |
| Latest release | _gh-attach-assets · 15 Jul 2026 | v0.7.2 · 17 Oct 2026 ✓ |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | Yes | Yes |
| License | GPL-2.0 | Other |
| Main language | Ruby | JavaScript |

## Which one should you pick?

Discourse scores 83/100 against 44/100 for Nebulynk, so it is the safer default.

Nebulynk ships more often: 10 stable releases in the past year, against 1 for Discourse.

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

Discourse is growing faster right now (+137 stars in 30 days).

## Details

- [Discourse](https://selfhost.directory/project/discourse) (markdown: https://selfhost.directory/project/discourse.md)
- [Nebulynk](https://selfhost.directory/project/nebulynk) (markdown: https://selfhost.directory/project/nebulynk.md)

## Related comparisons

- [Discourse vs Rocket.Chat](https://selfhost.directory/compare/discourse-vs-rocketchat)
- [Discourse vs Zulip](https://selfhost.directory/compare/discourse-vs-zulip)
- [Rocket.Chat vs Zulip](https://selfhost.directory/compare/rocketchat-vs-zulip)

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Source: https://selfhost.directory/compare/discourse-vs-nebulynk