Self-hostable open-source Heroku alternatives
Git-push app hosting. Self-hostable PaaS gives Heroku-style deploys on your own VPS at a fraction of the cost.
Among 4 self-hostable open-source Heroku alternatives tracked here, Coolify currently leads on the Self-Host Health Score (99/100, 57k★, last commit today). For a Raspberry Pi or a low-RAM VPS, CapRover is the lightest at a documented ~512 MB (no external database). 4 of them publish official ARM64 images (Raspberry Pi / Apple Silicon). 3 offer a one-click deploy (e.g. DigitalOcean).
| Tool | Health | Stars | Database | Min RAM | ARM/Pi | One-click | Updated |
|---|---|---|---|---|---|---|---|
| Coolify
↗
Self-hostable Heroku/Netlify/Vercel alternative; one-click services. |
99 Thriving |
57k★ PHP |
PostgreSQL | 2048 MB | ✓ ● | DigitalOcean ↗ | today Apache-2.0 |
| Dokploy
↗
Modern self-host PaaS for apps, databases and compose stacks. |
97 Thriving |
35k★ TypeScript |
PostgreSQL | 2048 MB | ✓ ● | — | today |
| Dokku
↗
The smallest PaaS; Heroku-like git push on a single host. |
96 Thriving |
32k★ Shell |
none | 1024 MB | ✓ ● | DigitalOcean ↗ | today MIT |
| CapRover
↗
Scalable PaaS with a web UI, one-click apps and Docker Swarm. |
93 Thriving |
15k★ TypeScript |
none | 512 MB | ✓ ● | DigitalOcean ↗ | 18d ago |
FAQ
What is the best self-hostable Heroku alternative?
By the live Self-Host Health Score, Coolify ranks highest (99/100).
Which open-source Heroku alternatives run on a Raspberry Pi?
Those publishing official ARM64 images: Coolify, Dokploy, Dokku, CapRover.
Which is the lightest on RAM?
CapRover, at about 512 MB.