head to head · open source
Odoo vs hrms
Odoo has 54,424 GitHub stars, 33,741 forks, 10,282 open issues and last shipped yesterday. hrms has 8,799 stars, 2,708 forks, 472 open issues and last shipped yesterday. Odoo leads on adoption by 519% (54,424 vs 8,799 stars). Odoo is written in Python under a custom or non-standard licence; hrms is written in Python under GPL-3.0. Odoo has attracted 62% as many forks as stars, hrms 31%. 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.
← all 8884 open source comparisons
Side by side
| Odoo | hrms | |
|---|---|---|
| GitHub stars | ★ 54K | ★ 8.8K |
| License | Custom / other | GPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 34K | ⑂ 2.7K |
| 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 hrms if
- You want the hrms feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and hrms 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 hrms
Frappe HR is an open source Human Resources and Payroll application built and maintained by the Frappe team. It ships as a complete HRMS with over thirteen modules covering employee management, onboarding, leave, payroll, taxation, and more, and it runs on the Frappe Framework, a full stack web application framework written in Python and JavaScript that provides a database abstraction layer, user authentication, and a REST API. The interface is built with Frappe UI, a Vue based component library for single page applications. The project is distributed under the GPL 3.0 license and lives in the ERPNext ecosystem, …
More in Business Software
Related comparisons
More ERP & Operations projects
Compare either of these against the rest of the ERP & Operations field.
Frequently asked questions
Is Odoo or hrms more popular?
Odoo has 54,424 GitHub stars and hrms has 8,799. Odoo has the larger community by that measure.
Are Odoo and hrms free?
Both are open source. Odoo has no licence declared in this registry, and hrms is licensed under GPL-3.0. Both are free to self-host.
What is the difference between Odoo and hrms?
Odoo is written in Python and hrms 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 hrms?
Choose Odoo if you want the larger community (54,424 stars) or its Custom / other licence terms. Choose hrms if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.