head to head · open source
prowler vs c15t
prowler has 15,159 GitHub stars, 2,479 forks, 371 open issues and last shipped yesterday. c15t has 2,018 stars, 266 forks, 27 open issues and last shipped yesterday. prowler leads on adoption by 651% (15,159 vs 2,018 stars). prowler is written in Python under Apache-2.0; c15t is written in TypeScript under Apache-2.0. prowler has attracted 16% as many forks as stars, c15t 13%. prowler was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (gdpr), 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.
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Side by side
| prowler | c15t | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 2.0K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.5K | ⑂ 266 |
| 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 c15t if
- You want the c15t feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and c15t 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 c15t
c15t is a developer first consent management platform (CMP) used by 2,100+ sites, including expo.dev, zed.dev, and unkey.dev. It helps JavaScript, React, and Next.js teams build cookie banners, preference centers, privacy preferences, and fully headless consent flows, with integrations for Google Tag Manager, Google Consent Mode v2, Meta Pixel, IAB TCF 2.3, and more. Overview c15t keeps consent management inside your application stack instead of a black box third party snippet. Use the prebuilt UI for cookie banners, consent dialogs, and preference centers, or use the headless APIs to build a fully custom…
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Frequently asked questions
Is prowler or c15t more popular?
prowler has 15,159 GitHub stars and c15t has 2,018. prowler has the larger community by that measure.
Are prowler and c15t free?
Both are open source. prowler is licensed under Apache-2.0 and c15t under Apache-2.0. Neither carries a licence fee.
What is the difference between prowler and c15t?
prowler is written in Python and c15t 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, prowler or c15t?
Choose prowler if you want the larger community (15,159 stars) or its Apache-2.0 licence terms. Choose c15t if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.