Self-hostable open-source Zapier alternatives
Connects apps with automated workflows. Self-hostable engines cut task-based pricing and let you run automations on private data.
Among 3 self-hostable open-source Zapier alternatives tracked here, n8n currently leads on the Self-Host Health Score (100/100, 191k★, last commit today). For a Raspberry Pi or a low-RAM VPS, n8n is the lightest at a documented ~2048 MB (SQLite). 2 of them publish official ARM64 images (Raspberry Pi / Apple Silicon). 2 offer a one-click deploy (e.g. Railway, Easypanel, Elestio, PikaPods).
| Tool | Health | Stars | Database | Min RAM | ARM/Pi | One-click | Updated |
|---|---|---|---|---|---|---|---|
| n8n
↗
Fair-code workflow automation with 400+ nodes and code steps. |
100 Thriving |
191k★ TypeScript |
SQLite | 2048 MB | ✓ ● | — | today |
| Activepieces
↗
Open-source Zapier alternative with an AI-friendly piece framework. |
96 Thriving |
23k★ TypeScript |
PostgreSQL | 4096 MB | ✓ ● | Railway ↗ Easypanel Elestio ↗ PikaPods ↗ Zeabur ↗ | today |
| Automatisch
↗
Privacy-first workflow automation you fully self-host. |
72 Healthy |
14k★ JavaScript |
PostgreSQL | 2048 MB | ✗ ● | Render ↗ | 3mo ago |
FAQ
What is the best self-hostable Zapier alternative?
By the live Self-Host Health Score, n8n ranks highest (100/100).
Which open-source Zapier alternatives run on a Raspberry Pi?
Those publishing official ARM64 images: n8n, Activepieces.
Which is the lightest on RAM?
n8n, at about 2048 MB.