Self-hostable open-source SAP alternatives
Enterprise resource planning. Open-source ERPs run your whole business without seven-figure licensing.
Among 3 self-hostable open-source SAP alternatives tracked here, ERPNext currently leads on the Self-Host Health Score (99/100, 35k★, last commit today). For a Raspberry Pi or a low-RAM VPS, Dolibarr is the lightest at a documented ~512 MB (MariaDB/MySQL). 3 of them publish official ARM64 images (Raspberry Pi / Apple Silicon). 1 offer a one-click deploy (e.g. Railway).
| Tool | Health | Stars | Database | Min RAM | ARM/Pi | One-click | Updated |
|---|---|---|---|---|---|---|---|
| ERPNext
↗
Full open-source ERP: accounting, inventory, HR, manufacturing. |
99 Thriving |
35k★ Python |
MariaDB | 4096 MB | ✓ ● | Railway ↗ | today GPL-3.0 |
| Dolibarr
↗
Lightweight ERP/CRM for SMBs on LAMP. |
94 Thriving |
7.3k★ PHP |
MariaDB/MySQL | 512 MB | ✓ ● | — | today GPL-3.0 |
| Odoo
↗
Modular business suite: CRM, sales, inventory, accounting. |
80 Thriving |
52k★ Python |
PostgreSQL | 2048 MB | ✓ ● | — | today |
FAQ
What is the best self-hostable SAP alternative?
By the live Self-Host Health Score, ERPNext ranks highest (99/100).
Which open-source SAP alternatives run on a Raspberry Pi?
Those publishing official ARM64 images: ERPNext, Dolibarr, Odoo.
Which is the lightest on RAM?
Dolibarr, at about 512 MB.