head to head · open source
prowler vs ort
prowler has 15,159 GitHub stars, 2,479 forks, 371 open issues and last shipped yesterday. ort has 2,117 stars, 393 forks, 324 open issues and last shipped yesterday. prowler leads on adoption by 616% (15,159 vs 2,117 stars). prowler is written in Python under Apache-2.0; ort is written in Kotlin under Apache-2.0. prowler has attracted 16% as many forks as stars, ort 19%. ort was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (compliance, hacktoberfest), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| prowler | ort | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 2.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Kotlin |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.5K | ⑂ 393 |
| 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 ort if
- You want the ort feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Kotlin
- You evaluated both and ort fits your workflow better
About prowler
Prowler is the Open Cloud Security Platform trusted by thousands to automate security and compliance in any cloud environment. With thousands of ready to use checks and compliance frameworks, Prowler delivers real time, customizable monitoring and seamless integrations, making cloud security simple, scalable, and cost effective for organizations of any size. The Agentic Cloud Defender Try Prowler Cloud Join our Prowler community! Description Prowler is the world’s most widely used Open Source Cloud Security Platform that automates security and compliance across any cloud environment . With thousands of ready to…
read the full prowler overview →
About ort
[![Slack][1]][2] [![Static Analysis][3]][4] [![Build and Test][5]][6] [![Code coverage][7]][8] [![REUSE status][9]][10] [![OpenSSF Best Practices][11]][12] [![OpenSSF Scorecard][13]][14] [1]: [2]: [3]: [4]: [5]: [6]: [7]: [8]: [9]: [10]: [11]: [12]: [13]: [14]: Introduction The OSS Review Toolkit (ORT) is a FOSS policy automation and orchestration toolkit that you can use to manage your (open source) software dependencies in a strategic, safe and efficient manner. You can use it to: Generate CycloneDX, SPDX SBOMs, or custom FOSS attribution documentation for your software project Automate your FOSS policy using…
More in Business Software
Related comparisons
More Compliance & Risk Management projects
Compare either of these against the rest of the Compliance & Risk Management field.
Frequently asked questions
Is prowler or ort more popular?
prowler has 15,159 GitHub stars and ort has 2,117. prowler has the larger community by that measure.
Are prowler and ort free?
Both are open source. prowler is licensed under Apache-2.0 and ort under Apache-2.0. Neither carries a licence fee.
What is the difference between prowler and ort?
prowler is written in Python and ort in Kotlin. 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 ort?
Choose prowler if you want the larger community (15,159 stars) or its Apache-2.0 licence terms. Choose ort if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.