Articles

Guides, comparisons, and version-specific migration references for Odoo Community Edition.

Guides

• How to Upgrade Odoo Community Edition — What changes during an Odoo upgrade, your three options for migrating, and a step-by-step walkthrough of the fastest approach.
• Odoo Migration Checklist: Everything to Do Before Upgrading — Step-by-step preparation checklist for upgrading your Odoo Community database. Backup, test, verify, go live.
• Common Odoo Migration Problems and How to Fix Them — Troubleshooting guide for FK violations, module conflicts, view errors, ir_property conversion, and constraint violations.
• Offline Odoo Migration Tool — Run migrations on your own machine. Same engine as OCU online. 990€ one-time for unlimited migrations.

Comparisons

• OpenUpgrade vs OCU: Odoo CE Migration Tools Compared — Honest side-by-side comparison of OpenUpgrade and OCU. Setup, technical skill, multi-version jumps, cost, and control.
• Odoo Community vs Enterprise: Your Migration Options — How CE and Enterprise upgrade paths differ, what upgrade.odoo.com covers, and how to switch from Community to Enterprise.

Versions

• What's New in Odoo 19: Key Changes for Community Edition — Major changes in Odoo 19: 130 model renames, HR restructuring, res.groups privilege refactoring, and 338 legacy constraints removed.
• Migrate Odoo 16 to 17 — 169 model changes, 24 module merges, 39 field renames.
• Migrate Odoo 17 to 18 — 193 model changes, 25 module merges, ir_property to JSONB conversion.
• Migrate Odoo 18 to 19 — 443 model changes, 130 model renames, 416 constraint changes.
• Migrate Odoo 16 to 18 — 2-step, chained automatically. 362 model changes.
• Migrate Odoo 16 to 19 — 3-step, chained automatically. 805 model changes.
• Migrate Odoo 17 to 19 — 2-step, chained automatically. 636 model changes.