Skip to Content

Open-source ERP vs. proprietary: total cost of ownership

Looking beyond license fees to the real cost of an ERP over time.
8 august 2026 de
Open-source ERP vs. proprietary: total cost of ownership
OdooBot

Sticker price is the wrong way to compare ERPs. What matters is total cost of ownership (TCO) over years — and here open-source changes the math.

What drives TCO

  • Licensing — per-user and per-module costs, over time.
  • Implementation and customization.
  • Maintenance and upgrades.
  • Vendor lock-in — the cost of not being able to leave.

The open-source advantage

With an open-source ERP like Odoo, you avoid heavy license fees and lock-in, and you can customize freely. For most companies that's roughly 80% of enterprise functionality at 20% of the cost.

When proprietary still wins

Very large, highly regulated enterprises with niche requirements may still need heavyweight suites — but that's the exception, not the rule.

Book a free executive diagnostic or explore our Odoo, AI and cybersecurity services.

Odoo implementation: a step-by-step roadmap
The phases of a successful Odoo project, from discovery to go-live.