head to head · open source
OpenBB vs Crater
OpenBB has 75,033 GitHub stars, 7,844 forks, 117 open issues and last shipped yesterday. Crater has 8,356 stars, 1,708 forks, 425 open issues and last shipped 2.2 years ago. OpenBB leads on adoption by 798% (75,033 vs 8,356 stars). OpenBB is written in Python under a custom or non-standard licence; Crater is written in PHP under AGPL-3.0. OpenBB has attracted 10% as many forks as stars, Crater 20%. OpenBB 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
| OpenBB | Crater | |
|---|---|---|
| GitHub stars | ★ 75K | ★ 8.4K |
| License | Custom / other | AGPL-3.0 |
| Written in | Python | PHP |
| Last push | 2026-11-02 | 2024-08-10 |
| Forks | ⑂ 7.8K | ⑂ 1.7K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenBB if
- You weight community size — 75K 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 Crater if
- You want the Crater feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches PHP
- You evaluated both and Crater fits your workflow better
About OpenBB
Open Data Platform by OpenBB (ODP) is the open source toolset that helps data engineers integrate proprietary, licensed, and public data sources into downstream applications like AI copilots and research dashboards. ODP operates as the "connect once, consume everywhere" infrastructure layer that consolidates and exposes data to multiple surfaces at once: Python environments for quants, OpenBB Workspace and Excel for analysts, MCP servers for AI agents, and REST APIs for other applications. Get started with: pip install openbb Data integrations available can be found here: OpenBB Workspace While the Open Data…
read the full OpenBB overview →
About Crater
Introduction Crater is an open source web & mobile app that helps you track expenses, payments & create professional invoices & estimates. Web Application is made using Laravel & VueJS while the Mobile Apps are built using React Native. Table of Contents 1. Documentation 2. Download 3. Mobile Apps 4. Discord 5. Roadmap 6. Credits 7. Help us translate 8. License Documentation Installation Steps User Guide Developer Guide API Documentation Download Download Link Mobile Apps Android IOS Source Discord Join the Crater discord server to discuss: Invite Link Roadmap Here's a rough roadmap of things to come (not in any…
read the full Crater overview →
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Frequently asked questions
Is OpenBB or Crater more popular?
OpenBB has 75,033 GitHub stars and Crater has 8,356. OpenBB has the larger community by that measure.
Are OpenBB and Crater free?
Both are open source. OpenBB has no licence declared in this registry, and Crater is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between OpenBB and Crater?
OpenBB is written in Python and Crater in PHP. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, OpenBB or Crater?
Choose OpenBB if you want the larger community (75,033 stars) or its Custom / other licence terms. Choose Crater if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.