Side by side
CrowdSec vs SELKS
Both stand on intrusion detection and prevention software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Open source APIExtensioniPhone+5
CrowdSec combines local behavior analysis with IP blocking and optional application protection. The free engine provides a starting point, while IP Reputation API access is $49 a month for 5,000 queries.
Visit CrowdSec
Free plan Open source LinuxSelf-hostedWeb+1
SELKS provides network detection, monitoring and hunting functions with several deployment options. Its legacy status and lack of planned future releases are important considerations before adopting it.
Visit SELKSThe facts
| CrowdSec | SELKS | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Yes | Yes |
| Runs on | API, Extension, iPhone, Linux, Mac, Self-hosted, Web, Windows | Linux, Self-hosted, Web, Windows |
| Lowest paid plan | IP Reputation API: $49 a month | Free or on request |
| Plans published | 8 | 1 |
| Maker | CrowdSec | Not published |
| Website | crowdsec.net | stamus-networks.com |
| On intrusion detection and prevention software | #1 of 39 | #5 of 39 |
CrowdSec: what it does well
- Security Engine analyzes logs and requests locally.
- Remediation Component blocks identified malicious IPs.
- AppSec can provide web application firewall protection.
- Community Security Engine is free.
- Integrations include Cloudflare, Docker, and Kubernetes.
What to know first
- IP Reputation API is $49 a month.
- Premium service and support lists $1K/month.
- Commercial data use in offerings requires the Partnership Program.
SELKS: what it does well
- Free under GPL 3.0-or-later
- Manages Suricata rulesets and threat intelligence sources
- Exports event-related session PCAP files
- Docker Compose and Debian ISO deployment options
What to know first
- No releases planned after January 1, 2025
- Not designed for enterprise deployment
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