head to head · open source
OpenBB vs waterfox
OpenBB has 73,153 GitHub stars, 7,565 forks, 117 open issues and last shipped yesterday. waterfox has 6,291 stars, 431 forks, 332 open issues and last shipped 3 days ago. OpenBB leads on adoption by 1,063% (73,153 vs 6,291 stars). OpenBB is written in Python under a custom or non-standard licence; waterfox is written in JavaScript under a custom or non-standard licence. OpenBB has attracted 10% as many forks as stars, waterfox 7%. 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 | waterfox | |
|---|---|---|
| GitHub stars | ★ 73K | ★ 6.3K |
| License | Custom / other | Custom / other |
| Written in | Python | JavaScript |
| Last push | 2026-09-17 | 2026-09-15 |
| Forks | ⑂ 7.6K | ⑂ 431 |
| 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 waterfox if
- You want the waterfox feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches JavaScript
- You evaluated both and waterfox 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 waterfox
Waterfox is an open source web browser built on Mozilla Firefox, with source code maintained in this repository. The project describes itself as a customisable browser based on the Mozilla Firefox codebase, and the tree contains both the upstream Mozilla platform code and the Waterfox specific product layer that sits on top of it. It lives in the JavaScript and Gecko browser ecosystem, sharing the rendering engine, build system and testing tooling that Mozilla maintains for Firefox. The browser is distributed to end users through the project's own website, while the source distribution here targets people who wan…
read the full waterfox overview →
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Frequently asked questions
Is OpenBB or waterfox more popular?
OpenBB has 73,153 GitHub stars and waterfox has 6,291. OpenBB has the larger community by that measure.
Are OpenBB and waterfox free?
Neither OpenBB nor waterfox 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 waterfox?
OpenBB is written in Python and waterfox 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, OpenBB or waterfox?
Choose OpenBB if you want the larger community (73,153 stars) or its Custom / other licence terms. Choose waterfox if its feature set, stack or Custom / other licence fits better. Both are self-hostable.