head to head · open source
Odoo vs Horilla
Odoo has 54,424 GitHub stars, 33,741 forks, 10,282 open issues and last shipped yesterday. Horilla has 1,425 stars, 915 forks, 120 open issues and last shipped yesterday. Odoo leads on adoption by 3,719% (54,424 vs 1,425 stars). Odoo is written in Python under a custom or non-standard licence; Horilla is written in HTML under LGPL-2.1. Odoo has attracted 62% as many forks as stars, Horilla 64%. 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 | Horilla | |
|---|---|---|
| GitHub stars | ★ 54K | ★ 1.4K |
| License | Custom / other | LGPL-2.1 |
| Written in | Python | HTML |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 34K | ⑂ 915 |
| 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 Horilla if
- You want the Horilla feature set and don't need the biggest community
- You prefer the LGPL-2.1 license terms
- Your stack matches HTML
- You evaluated both and Horilla 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 Horilla
Horilla is an open source Human Resource Management System, or HRMS, built with Django, HTML, JavaScript, jQuery, and HTMX. It lives in the Python and Django ecosystem and is distributed under the LGPL 2.1 license. The project presents itself as a comprehensive HR platform for managing employee records, recruitment, onboarding, attendance, leave, payroll, performance, assets, and helpdesk workflows in one application.
read the full Horilla overview →
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Frequently asked questions
Is Odoo or Horilla more popular?
Odoo has 54,424 GitHub stars and Horilla has 1,425. Odoo has the larger community by that measure.
Are Odoo and Horilla free?
Both are open source. Odoo has no licence declared in this registry, and Horilla is licensed under LGPL-2.1. Both are free to self-host.
What is the difference between Odoo and Horilla?
Odoo is written in Python and Horilla in HTML. 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 Horilla?
Choose Odoo if you want the larger community (54,424 stars) or its Custom / other licence terms. Choose Horilla if its feature set, stack or LGPL-2.1 licence fits better. Both are self-hostable.