CrowdSec
9.0#2 in firewall softwareFrom $49 a monthFree planiOSWebAPIExtension
VisitCrowdSec vs SELKS
SELKS
7.2#7 in intrusion detection and prevention softwareFree planFree planWebLinuxSelf-hostedWindows
VisitWhat both publish
| Fact | CrowdSec | SELKS |
|---|---|---|
| Deployment | Official documentation describes single-host, multi-machine, centralized-log, Kubernetes, container and WAF-only deployments. | The archive page offers a Docker Compose package for Linux and Debian-based ISO images with or without a desktop, deployable on bare metal or a virtual machine. |
| Documentation depth | The documentation includes installation guides, architecture, data sources, remediation, APIs, integrations, compilation and contribution/testing guidance. | The project wiki includes user setup, Docker and ISO installation, developer build/customization material, tutorials, Splunk documentation and older-version guides. |
| Founded | 2020 | 2014 |
| Licence | The CrowdSec Security Engine repository is released under the MIT License. | SELKS is released under the GNU GPL version 3 license. |
| Notable news | CrowdSec published a September 17, 2026 statement about source-code exposure that occurred in May 2026. | Stamus Networks announced SELKS 10 general availability on June 13, 2024. |
CrowdSec plans
- IP Reputation API$49 a month
- Platinum Blocklists$1,900 a month
- Live Exploit Tracker$2,000 a month
- CommunityFree
- Community Security EngineFree
- IP Reputation API access$49 a month
SELKS plans
- SELKSFree
Pick CrowdSec if…
CrowdSec may suit infrastructure and application security teams, including organizations in hosting, education, finance, healthcare, and other listed industries. Its locally performed log analysis may be relevant to teams that want logs to stay within their infrastructure.
Pick SELKS if…
SELKS suits practitioners, researchers, educators, students, and hobbyists exploring Suricata, as well as many small-to-medium organizations. It is not intended for enterprise deployment.