head to head · open source
prowler vs openalgo
prowler has 14,838 GitHub stars, 2,392 forks, 371 open issues and last shipped yesterday. openalgo has 2,697 stars, 1,265 forks, 307 open issues and last shipped yesterday. prowler leads on adoption by 450% (14,838 vs 2,697 stars). prowler is written in Python under Apache-2.0; openalgo is written in Python under AGPL-3.0. prowler has attracted 16% as many forks as stars, openalgo 47%. openalgo 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
| prowler | openalgo | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 2.7K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-09-19 | 2026-09-19 |
| Forks | ⑂ 2.4K | ⑂ 1.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick prowler if
- You weight community size — 15K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick openalgo if
- You want the openalgo feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and openalgo fits your workflow better
About prowler
Prowler is an Apache 2.0, Python based open source cloud security platform that automates security and compliance assessments across AWS, Azure, and Google Cloud through thousands of ready to use checks, aimed at cloud security, compliance, and DevSecOps teams that need continuous posture management without a commercial licence.
read the full prowler overview →
About openalgo
OpenAlgo is self hosted open source algorithmic trading platform. It lives in algorithmic trading ecosystem. It gives traders full stack Python Flask plus React 19 environment to design, host, execute strategies through 36 broker plugins: 35 securities integrations plus Delta Exchange crypto derivatives. It is not only broker bridge or API layer. It combines multiple trading surfaces in one instance. Those surfaces share active broker session, market data infrastructure, six operational data stores.
read the full openalgo overview →
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Frequently asked questions
Is prowler or openalgo more popular?
prowler has 14,838 GitHub stars and openalgo has 2,697. prowler has the larger community by that measure.
Are prowler and openalgo free?
Both are open source. prowler is licensed under Apache-2.0 and openalgo under AGPL-3.0. Neither carries a licence fee.
What is the difference between prowler and openalgo?
prowler is written in Python and openalgo in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, prowler or openalgo?
Choose prowler if you want the larger community (14,838 stars) or its Apache-2.0 licence terms. Choose openalgo if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.