head to head · open source
Invoice Ninja vs idurar-erp-crm
Invoice Ninja has 10,464 GitHub stars, 2,793 forks, 945 open issues and last shipped yesterday. idurar-erp-crm has 8,934 stars, 3,163 forks, 483 open issues and last shipped 3 months ago. Invoice Ninja leads on adoption by 17% (10,464 vs 8,934 stars). Invoice Ninja is written in PHP under a custom or non-standard licence; idurar-erp-crm is written in JavaScript under AGPL-3.0. Invoice Ninja has attracted 27% as many forks as stars, idurar-erp-crm 35%. Invoice Ninja was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (invoice), so they are genuine substitutes rather than adjacent tools.
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
| Invoice Ninja | idurar-erp-crm | |
|---|---|---|
| GitHub stars | ★ 10K | ★ 8.9K |
| License | Custom / other | AGPL-3.0 |
| Written in | PHP | JavaScript |
| Last push | 2026-11-02 | 2026-08-14 |
| Forks | ⑂ 2.8K | ⑂ 3.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Invoice Ninja if
- You weight community size — 10K stars and counting
- You want the Custom / other license terms
- Your stack matches PHP
- You value the larger contributor base for long-term maintenance
pick idurar-erp-crm if
- You want the idurar-erp-crm feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and idurar-erp-crm fits your workflow better
About Invoice Ninja
Invoice Ninja 5 Invoice Ninja Version 5 is here! We've taken the best parts of version 4 and added the most requested features to create an invoicing application like no other. Check the Invoice Ninja YouTube Channel to get up to speed, or try the Demo now. Choose your setup Hosted: Our hosted version is a Software as a Service (SaaS) solution. You're up and running in under 5 minutes, with no need to worry about hosting or server infrastructure. Self Hosted: For those who prefer to manage their own hosting and server infrastructure. This version gives you full control and flexibility. All Pro and Enterprise…
read the full Invoice Ninja overview →
About idurar-erp-crm
Open Source ERP / CRM Accounting Invoice Quote IDURAR ERP CRM Simple To Use IDURAR is Open Source ERP / CRM (Invoice / Quote / Accounting ) Based on Advanced Mern Stack (Node.js / Express.js / MongoDb / React.js ) with Ant Design (AntD) and Redux 🚀 Self hosted Entreprise Version : Features : Invoice Management Payment Management Quote Management Customer Management Ant Design Framework(AntD) 🐜 Based on Mern Stack (Node.js / Express.js / MongoDb / React.js ) 👨💻 May i can use IDURAR for Commercial use : Yes You can use IDURAR for free for personal or Commercial use. Our Sponsors Free Open Source ERP / CRM App…
read the full idurar-erp-crm overview →
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Frequently asked questions
Is Invoice Ninja or idurar-erp-crm more popular?
Invoice Ninja has 10,464 GitHub stars and idurar-erp-crm has 8,934. Invoice Ninja has the larger community by that measure.
Are Invoice Ninja and idurar-erp-crm free?
Both are open source. Invoice Ninja has no licence declared in this registry, and idurar-erp-crm is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between Invoice Ninja and idurar-erp-crm?
Invoice Ninja is written in PHP and idurar-erp-crm in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Invoice Ninja or idurar-erp-crm?
Choose Invoice Ninja if you want the larger community (10,464 stars) or its Custom / other licence terms. Choose idurar-erp-crm if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.