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LetterSpace vs Mailcow
Side-by-side facts from the catalog. No overall winner - pick from license, hosting, and activity differences.
| Attribute | LetterSpace | Mailcow |
|---|---|---|
| GitHub stars | 100 | 13,556 |
| License | MIT | GPL-3.0 |
| Self-hosted | Yes | Yes |
| Docker noted | — | — |
| Cloud / hosted | — | — |
| Primary language | TypeScript | JavaScript |
| Last commit | 2026-10-02 | 2026-09-21 |
| Difficulty | Not assessed | Not assessed |
| Forks | 2 | 1.8k |
| Star growth | Not recorded | Not recorded |
| Pricing | Not recorded | Not recorded |
| Integrations | Not recorded | Not recorded |
| Alternative to | Not recorded | Not recorded |
Best for LetterSpace
Self-hosted open source newsletter platform for managing subscribers and sending campaigns
Best for Mailcow
Mailcow packages a self-hosted mail server and administration tools in Docker.