head to head · open source
OpenBB vs CrateDB
OpenBB has 73,153 GitHub stars, 7,565 forks, 117 open issues and last shipped yesterday. CrateDB has 4,436 stars, 617 forks, 332 open issues and last shipped yesterday. OpenBB leads on adoption by 1,549% (73,153 vs 4,436 stars). OpenBB is written in Python under a custom or non-standard licence; CrateDB is written in Java under Apache-2.0. OpenBB has attracted 10% as many forks as stars, CrateDB 14%. CrateDB 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 | CrateDB | |
|---|---|---|
| GitHub stars | ★ 73K | ★ 4.4K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Java |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 7.6K | ⑂ 617 |
| 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 CrateDB if
- You want the CrateDB feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and CrateDB 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 CrateDB
CrateDB is a distributed, scalable SQL database built for storing and analyzing massive amounts of data in near real time, including complex queries. It is written in Java, licensed under Apache 2.0, and based on Lucene. The project combines the benefits of an SQL database with the scalability and flexibility typically associated with NoSQL databases, and it is PostgreSQL compatible, speaking the PostgreSQL wire protocol as well as offering an HTTP API. It lives in the analytics, big data, and IoT ecosystem, and the topic list places it alongside distributed SQL databases, Elasticsearch, industrial IoT, and IoT a…
read the full CrateDB overview →
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Frequently asked questions
Is OpenBB or CrateDB more popular?
OpenBB has 73,153 GitHub stars and CrateDB has 4,436. OpenBB has the larger community by that measure.
Are OpenBB and CrateDB free?
Both are open source. OpenBB has no licence declared in this registry, and CrateDB is licensed under Apache-2.0. Both are free to self-host.
What is the difference between OpenBB and CrateDB?
OpenBB is written in Python and CrateDB in Java. 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 CrateDB?
Choose OpenBB if you want the larger community (73,153 stars) or its Custom / other licence terms. Choose CrateDB if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.