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Best Atomic OSSEC Alternatives in 2026

Updated

20 apps from intrusion detection and prevention software ranked against Atomic OSSEC on the same published basis.

  1. 1
    CrowdSec Free plan apiextensionLinuxMacself-hosted 6.6
    Atomic OSSEC vs CrowdSec
  2. 2
    Wazuh Free plan apiLinuxMacself-hostedWeb $571/mo6.6
    Atomic OSSEC vs Wazuh
  3. 3
    OSSEC Free plan LinuxMacself-hostedWin $5/mo6.5
    Atomic OSSEC vs OSSEC
  4. 4
    SELKS Free plan Linuxself-hostedWebWin Free6.5
    Atomic OSSEC vs SELKS
  5. 5
    Suricata Free plan LinuxMacWin Free6.5
    Atomic OSSEC vs Suricata
  6. 6
    Arista NG Firewall Free plan Web $22.50/mo6.4
    Atomic OSSEC vs Arista NG Firewall
  7. 7
    IPFire Free plan Linuxself-hostedWeb Free6.4
    Atomic OSSEC vs IPFire
  8. 8
    OPNsense Free plan apiself-hostedWeb 6.4
    Atomic OSSEC vs OPNsense
  9. 9
    pfSense Free plan Linuxself-hostedWeb 6.4
    Atomic OSSEC vs pfSense
  10. 10
    Snort Free plan Linuxself-hosted $2.50/mo6.3
    Atomic OSSEC vs Snort
  11. 11
    Trellix Data Loss Prevention apiMacself-hostedWebWin 5.6
    Atomic OSSEC vs Trellix Data Loss Prevention
  12. 12
    Check Point DDoS Protector Linuxself-hostedWeb 5.5
    Atomic OSSEC vs Check Point DDoS Protector
  13. 13
    Zscaler Private Access AndroidiOSLinuxMacWeb 5.4
    Atomic OSSEC vs Zscaler Private Access
  14. 14
    Huawei HiSecEngine USG6800G Web 5.3
    Atomic OSSEC vs Huawei HiSecEngine USG6800G
  15. 15
    WatchGuard FireCloud Free trial AndroidapiiOSMacself-hosted $8.15/mo5.3
    Atomic OSSEC vs WatchGuard FireCloud
  16. 16
    Hillstone Security Management 5.2
    Atomic OSSEC vs Hillstone Security Management
  17. 17
    Forcepoint ZTNA Macself-hostedWebWin 5.1
    Atomic OSSEC vs Forcepoint ZTNA
  18. 18
    FortiGuard DNS Filtering Service 5.1
    Atomic OSSEC vs FortiGuard DNS Filtering Service
  19. 19
    scanlogd Linux 5.1
    Atomic OSSEC vs scanlogd
  20. 20
    Stormshield Management Center Web 5.1
    Atomic OSSEC vs Stormshield Management Center

Atomic OSSEC alternatives compared

#AppScoreFree planFromRuns on
1CrowdSec6.6Free plan—API, Browser, Linux, Mac, self-hosted, Web, Windows
2Wazuh6.6Free plan$571/moAPI, Linux, Mac, self-hosted, Web, Windows
3OSSEC6.5Free plan$5/moLinux, Mac, self-hosted, Windows
4SELKS6.5Free planFreeLinux, self-hosted, Web, Windows
5Suricata6.5Free planFreeLinux, Mac, Windows
6Arista NG Firewall6.4Free plan$22.50/moWeb
7IPFire6.4Free planFreeLinux, self-hosted, Web
8OPNsense6.4Free plan—API, self-hosted, Web
9pfSense6.4Free plan—Linux, self-hosted, Web
10Snort6.3Free plan$2.50/moLinux, self-hosted
11Trellix Data Loss Prevention5.6No—API, Mac, self-hosted, Web, Windows
12Check Point DDoS Protector5.5No—Linux, self-hosted, Web
13Zscaler Private Access5.4No—Android, iOS, Linux, Mac, Web, Windows
14Huawei HiSecEngine USG6800G5.3No—Web
15WatchGuard FireCloud5.3No$8.15/moAndroid, API, iOS, Mac, self-hosted, Web, Windows
16Hillstone Security Management5.2No——
17Forcepoint ZTNA5.1No—Mac, self-hosted, Web, Windows
18FortiGuard DNS Filtering Service5.1No——
19scanlogd5.1No—Linux
20Stormshield Management Center5.1No—Web
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Questions about Atomic OSSEC alternatives

What is the best alternative to Atomic OSSEC?

CrowdSec, number 1 in intrusion detection and prevention software with a score of 6.6 out of 10. The others here: Wazuh, OSSEC, SELKS and 16 more.

What is the best free alternative to Atomic OSSEC?

CrowdSec is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.