head to head · open source
pentagi vs crowdsec
pentagi has 33,728 GitHub stars, 5,277 forks, 71 open issues and last shipped 19 days ago. crowdsec has 15,510 stars, 757 forks, 296 open issues and last shipped 4 days ago. pentagi leads on adoption by 117% (33,728 vs 15,510 stars). pentagi is written in Go under MIT; crowdsec is written in Go under MIT. pentagi has attracted 16% as many forks as stars, crowdsec 5%. crowdsec 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
| pentagi | crowdsec | |
|---|---|---|
| GitHub stars | ★ 34K | ★ 16K |
| License | MIT | MIT |
| Written in | Go | Go |
| Last push | 2026-10-22 | 2026-11-06 |
| Forks | ⑂ 5.3K | ⑂ 757 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick pentagi if
- You weight community size — 34K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick crowdsec if
- You want the crowdsec feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and crowdsec fits your workflow better
About pentagi
PentAGI P enetration testing A rtificial G eneral I ntelligence Join the Community! Connect with security researchers, AI enthusiasts, and fellow ethical hackers. Get support, share insights, and stay updated with the latest PentAGI developments. ⠀ Table of Contents Overview Features Architecture Agent Supervision Quick Start Agent Docker Access Running Several Instances How to Use PentAGI After Login API Access LLM Provider Configuration Ollama OpenAI Anthropic Google AI (Gemini) AWS Bedrock DeepSeek GLM Kimi Qwen MiniMax Advanced Setup Langfuse Integration Monitoring and Observability Knowledge Graph…
read the full pentagi overview →
About crowdsec
CrowdSec: open source IDS/IPS, WAF and bot detection CrowdSec is an open source and participative security solution offering crowdsourced server detection and protection against malicious IPs. Detect and block with our Security Engine, contribute to the network, and enjoy our real time community blocklist. Features & Advantages Versatile Security Engine CrowdSec Security Engine is an all in one IDS/IPS and WAF. It detects bad behaviors by analyzing log sources and HTTP requests, and allows active remediation thanks to the Remediation Components. Detection rules are available on our hub under MIT license…
read the full crowdsec overview →
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Frequently asked questions
Is pentagi or crowdsec more popular?
pentagi has 33,728 GitHub stars and crowdsec has 15,510. pentagi has the larger community by that measure.
Are pentagi and crowdsec free?
Both are open source. pentagi is licensed under MIT and crowdsec under MIT. Neither carries a licence fee.
What is the difference between pentagi and crowdsec?
pentagi is written in Go and crowdsec in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, pentagi or crowdsec?
Choose pentagi if you want the larger community (33,728 stars) or its MIT licence terms. Choose crowdsec if its feature set, stack or MIT licence fits better. Both are self-hostable.