head to head · open source
OpenBB vs Ballerine
OpenBB has 73,153 GitHub stars, 7,565 forks, 117 open issues and last shipped yesterday. Ballerine has 2,431 stars, 311 forks, 19 open issues and last shipped 9 days ago. OpenBB leads on adoption by 2,909% (73,153 vs 2,431 stars). OpenBB is written in Python under a custom or non-standard licence; Ballerine is written in TypeScript under a custom or non-standard licence. OpenBB has attracted 10% as many forks as stars, Ballerine 13%. 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 | Ballerine | |
|---|---|---|
| GitHub stars | ★ 73K | ★ 2.4K |
| License | Custom / other | Custom / other |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-09-09 |
| Forks | ⑂ 7.6K | ⑂ 311 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenBB if
- You weight community size — 73K 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 Ballerine if
- You want the Ballerine feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches TypeScript
- You evaluated both and Ballerine fits your workflow better
About OpenBB
OpenBB is an open source data platform for investment professionals, built as the Open Data Platform (ODP) and extended by the OpenBB Workspace UI. It lives in the quantitative finance and AI agent ecosystem, integrating equity, crypto, derivatives, fixed income, economics, and options data from proprietary, licensed, and public sources.
read the full OpenBB overview →
About Ballerine
Ballerine open source risk management infrastructure. Tagline describes AI agents transforming merchant risk decisions at scale. It helps global payment companies, marketplaces, fintechs automate decisions for merchants, sellers, users across customer lifecycle. It lives in finance, fintech, compliance, fraud, identity verification ecosystem. It covers account opening, KYC, KYB, underwriting, transaction monitoring. GitHub metadata shows 2429 stars, 311 forks, 19 open issues, zero contributors, NOASSERTION license. Repository age is listed as 0 years. Last push date is 2026 09 09.
read the full Ballerine overview →
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Frequently asked questions
Is OpenBB or Ballerine more popular?
OpenBB has 73,153 GitHub stars and Ballerine has 2,431. OpenBB has the larger community by that measure.
Are OpenBB and Ballerine free?
Neither OpenBB nor Ballerine declares a licence in this registry, so check each project's own repository before relying on either for a commercial use. Both are free to self-host.
What is the difference between OpenBB and Ballerine?
OpenBB is written in Python and Ballerine in TypeScript. 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 Ballerine?
Choose OpenBB if you want the larger community (73,153 stars) or its Custom / other licence terms. Choose Ballerine if its feature set, stack or Custom / other licence fits better. Both are self-hostable.