head to head · open source
crowdsec vs cve
crowdsec has 15,510 GitHub stars, 757 forks, 296 open issues and last shipped 4 days ago. cve has 8,197 stars, 981 forks, 21 open issues and last shipped 25 days ago. crowdsec leads on adoption by 89% (15,510 vs 8,197 stars). crowdsec is written in Go under MIT; cve is written in HTML under MIT. crowdsec has attracted 5% as many forks as stars, cve 12%. 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
| crowdsec | cve | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 8.2K |
| License | MIT | MIT |
| Written in | Go | HTML |
| Last push | 2026-11-06 | 2026-10-16 |
| Forks | ⑂ 757 | ⑂ 981 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick crowdsec if
- You weight community size — 16K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick cve if
- You want the cve feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches HTML
- You evaluated both and cve fits your workflow better
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 →
About cve
CVE PoC Almost every publicly available CVE PoC. Current hottest CVEs To see the complete history go here How it works Trickest Workflow Architecture TB; DZ (Too big; didn't zoom): Collect CVE details from cvelist (Shout out to CVE Project!) Split CVEs up by year. Find PoCs for each CVE using 2 techniques: 1. References Gather each CVE's References . Check if any of them points to a PoC using ffuf and a list of keywords Regex: (Thanks @joohoi!) Note : ffuf is awesome for more purposes than just content discovery. Get CVE referenced in HackerOne Reports AllVideoPocsFromHackerOne (Thanks @zeroc00I!) 2. Github…
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Frequently asked questions
Is crowdsec or cve more popular?
crowdsec has 15,510 GitHub stars and cve has 8,197. crowdsec has the larger community by that measure.
Are crowdsec and cve free?
Both are open source. crowdsec is licensed under MIT and cve under MIT. Neither carries a licence fee.
What is the difference between crowdsec and cve?
crowdsec is written in Go and cve in HTML. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, crowdsec or cve?
Choose crowdsec if you want the larger community (15,510 stars) or its MIT licence terms. Choose cve if its feature set, stack or MIT licence fits better. Both are self-hostable.