head to head · open source
Odoo vs ralph
Odoo has 54,424 GitHub stars, 33,741 forks, 10,282 open issues and last shipped yesterday. ralph has 2,516 stars, 593 forks, 124 open issues and last shipped 8 days ago. Odoo leads on adoption by 2,063% (54,424 vs 2,516 stars). Odoo is written in Python under a custom or non-standard licence; ralph is written in Python under Apache-2.0. Odoo has attracted 62% as many forks as stars, ralph 24%. Odoo was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Odoo | ralph | |
|---|---|---|
| GitHub stars | ★ 54K | ★ 2.5K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-09-10 |
| Forks | ⑂ 34K | ⑂ 593 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Odoo if
- You weight community size — 54K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick ralph if
- You want the ralph feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and ralph fits your workflow better
About Odoo
Odoo is an open source suite of business applications built as modular web apps, forming a full featured ERP when combined. It lives in the Python based ecosystem and provides pre built modules for core business functions including CRM, accounting, inventory, e commerce, and HR, all sharing a unified data model and interface.
About ralph
Ralph is an open source asset management, DCIM, and CMDB system written in Python and built with Django. It is intended for organizations that need to manage data center hardware and back office hardware in one place under the Apache 2.0 license. The project lives in the business software and operations ecosystem.
read the full ralph overview →
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Frequently asked questions
Is Odoo or ralph more popular?
Odoo has 54,424 GitHub stars and ralph has 2,516. Odoo has the larger community by that measure.
Are Odoo and ralph free?
Both are open source. Odoo has no licence declared in this registry, and ralph is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Odoo and ralph?
Odoo is written in Python and ralph in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Odoo or ralph?
Choose Odoo if you want the larger community (54,424 stars) or its Custom / other licence terms. Choose ralph if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.