Spacebar vs Zulip
A side-by-side comparison of Spacebar and Zulip — stars, license, self-host difficulty, deploy options, and what each replaces.
| Tagline | Open-source, Discord-compatible chat backend you can self-host | Open-source team chat with a unique topic-based threading model |
| Category | Team Chat & Collaboration | Team Chat & Collaboration |
| Replaces | Discord | Slack, Microsoft Teams |
| GitHub stars | 2.2k | 23k |
| Language | TypeScript | Python |
| License | AGPL-3.0 | Apache-2.0 |
| Self-host difficulty | 4/5 Involved | 3/5 Moderate |
| Deploy options | Docker Manual | Docker Compose Manual |
| Managed hosting | ||
| Last updated | 26 days ago | 4 days ago |
| View repo | View repo |
