head to head · open source
PentestGPT vs tenzir
PentestGPT has 16,262 GitHub stars, 2,845 forks, 81 open issues and last shipped 4 months ago. tenzir has 770 stars, 110 forks, 0 open issues and last shipped 2 days ago. PentestGPT leads on adoption by 2,012% (16,262 vs 770 stars). PentestGPT is written in Python under MIT; tenzir is written in C++ under BSD-3-Clause. PentestGPT has attracted 17% as many forks as stars, tenzir 14%. tenzir 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.
← all 20902 open source comparisons
Side by side
| PentestGPT | tenzir | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 770 |
| License | MIT | BSD-3-Clause |
| Written in | Python | C++ |
| Last push | 2026-07-14 | 2026-11-03 |
| Forks | ⑂ 2.8K | ⑂ 110 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick PentestGPT if
- You weight community size — 16K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick tenzir if
- You want the tenzir feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches C++
- You evaluated both and tenzir fits your workflow better
About PentestGPT
[![Contributors][contributors shield]][contributors url] [![Forks][forks shield]][forks url] [![Stargazers][stars shield]][stars url] [![Issues][issues shield]][issues url] [![MIT License][license shield]][license url] [![Discord][discord shield]][discord url] PentestGPT AI Powered Autonomous Penetration Testing Agent Published at USENIX Security 2024 Official Website: pentestgpt.com » Research Paper · Report Bug · Request Feature Demo Installation Watch on YouTube PentestGPT in Action Watch on YouTube What's New in v1.0 (Agentic Upgrade) Multi Stage Pipeline The agent works through staged phases (recon →…
read the full PentestGPT overview →
About tenzir
Data Pipelines for Security Teams Collect, transform, enrich, and route your telemetry—all in one place. What is Tenzir? Tenzir is the data pipeline engine for security teams. If you need to collect, parse, shape, normalize, aggregate, store, query, and route security telemetry data at scale, you'll love how our pipelines manage your dataflows. Tenzir makes it easy to quickly onboard and store data from numerous sources, reduce data volumes to optimize cloud and data costs, and execute detections and run analytics in stream. Get Started Check out our documentation where your find tutorials that walk your through…
read the full tenzir overview →
More in Security & Privacy
Related comparisons
More Threat Detection & Response projects
Compare either of these against the rest of the Threat Detection & Response field.
Frequently asked questions
Is PentestGPT or tenzir more popular?
PentestGPT has 16,262 GitHub stars and tenzir has 770. PentestGPT has the larger community by that measure.
Are PentestGPT and tenzir free?
Both are open source. PentestGPT is licensed under MIT and tenzir under BSD-3-Clause. Neither carries a licence fee.
What is the difference between PentestGPT and tenzir?
PentestGPT is written in Python and tenzir in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, PentestGPT or tenzir?
Choose PentestGPT if you want the larger community (16,262 stars) or its MIT licence terms. Choose tenzir if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.