Free & Open-Source SAP Business One Alternatives

Enterprise resource planning for SMBs.

1. ERPNext ↗ ★ PICKFOSSPRIVATESELF-HOST
   Full ERP + CRM + accounting suite (free, self-host).
   ●●●Hard · Covers most basics
2. Odoo CE ↗ FOSSSELF-HOST
   Community edition of Odoo — full ERP modules.
   ●●●Hard · Covers most basics
3. Dolibarr ↗ FOSSPRIVATESELF-HOST
   Self-hosted ERP/CRM for SMBs.
   ●●●Hard · Covers most basics