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Best Zyxel Intrusion Prevention System Alternatives in 2026

Updated

20 platforms from intrusion detection and prevention software ranked against Zyxel Intrusion Prevention System on the same published basis.

  1. 1
    CrowdSec Free plan apiextensionLinuxMacself-hosted 8.0
    Zyxel Intrusion Prevention System vs CrowdSec
  2. 2
    Wazuh Free plan apiLinuxMacself-hostedWeb $571/mo7.8
    Zyxel Intrusion Prevention System vs Wazuh
  3. 3
    OSSEC Free plan LinuxMacself-hostedWin $5/mo7.7
    Zyxel Intrusion Prevention System vs OSSEC
  4. 4
    pfSense Free plan Linuxself-hostedWeb 7.6
    Zyxel Intrusion Prevention System vs pfSense
  5. 5
    Suricata Free plan LinuxMacWin Free7.1
    Zyxel Intrusion Prevention System vs Suricata
  6. 6
    Arista NG Firewall Free plan Web $22.50/mo7.0
    Zyxel Intrusion Prevention System vs Arista NG Firewall
  7. 7
    SELKS Free plan Linuxself-hostedWebWin Free7.0
    Zyxel Intrusion Prevention System vs SELKS
  8. 8
    WatchGuard FireCloud Free trial AndroidapiiOSMacself-hosted $8.15/mo7.0
    Zyxel Intrusion Prevention System vs WatchGuard FireCloud
  9. 9
    Snort Free plan Linuxself-hosted $2.50/mo6.9
    Zyxel Intrusion Prevention System vs Snort
  10. 10
    Atomic OSSEC Free trial LinuxMacself-hostedWebWin 6.8
    Zyxel Intrusion Prevention System vs Atomic OSSEC
  11. 11
    scanlogd Free plan Linuxself-hosted Free6.8
    Zyxel Intrusion Prevention System vs scanlogd
  12. 12
    Stormshield Management Center Free trial apiLinuxself-hostedWeb 6.8
    Zyxel Intrusion Prevention System vs Stormshield Management Center
  13. 13
    IPFire Free plan Linuxself-hostedWeb Free6.7
    Zyxel Intrusion Prevention System vs IPFire
  14. 14
    OPNsense Free plan apiself-hostedWeb 6.7
    Zyxel Intrusion Prevention System vs OPNsense
  15. 15
    Trellix Data Loss Prevention apiMacself-hostedWebWin 6.7
    Zyxel Intrusion Prevention System vs Trellix Data Loss Prevention
  16. 16
    Zscaler Private Access AndroidiOSLinuxMacWeb 6.7
    Zyxel Intrusion Prevention System vs Zscaler Private Access
  17. 17
    FortiGate Free trial self-hosted 6.6
    Zyxel Intrusion Prevention System vs FortiGate
  18. 18
    Check Point DDoS Protector Linuxself-hostedWeb 6.5
    Zyxel Intrusion Prevention System vs Check Point DDoS Protector
  19. 19
    RdpGuard Free trial Win $4.16/mo6.5
    Zyxel Intrusion Prevention System vs RdpGuard
  20. 20
    Forcepoint Next Generation Firewall AndroidapiLinuxMacself-hosted 6.4
    Zyxel Intrusion Prevention System vs Forcepoint Next Generation Firewall

Zyxel Intrusion Prevention System alternatives compared

#PlatformScoreFree planFromRuns on
1CrowdSec8.0Free planAPI, Browser, Linux, Mac, self-hosted, Web, Windows
2Wazuh7.8Free plan$571/moAPI, Linux, Mac, self-hosted, Web, Windows
3OSSEC7.7Free plan$5/moLinux, Mac, self-hosted, Windows
4pfSense7.6Free planLinux, self-hosted, Web
5Suricata7.1Free planFreeLinux, Mac, Windows
6Arista NG Firewall7.0Free plan$22.50/moWeb
7SELKS7.0Free planFreeLinux, self-hosted, Web, Windows
8WatchGuard FireCloud7.0No$8.15/moAndroid, API, iOS, Mac, self-hosted, Web, Windows
9Snort6.9Free plan$2.50/moLinux, self-hosted
10Atomic OSSEC6.8NoLinux, Mac, self-hosted, Web, Windows
11scanlogd6.8Free planFreeLinux, self-hosted
12Stormshield Management Center6.8API, Linux, self-hosted, Web
13IPFire6.7Free planFreeLinux, self-hosted, Web
14OPNsense6.7Free planAPI, self-hosted, Web
15Trellix Data Loss Prevention6.7API, Mac, self-hosted, Web, Windows
16Zscaler Private Access6.7Android, iOS, Linux, Mac, Web, Windows
17FortiGate6.6self-hosted
18Check Point DDoS Protector6.5Linux, self-hosted, Web
19RdpGuard6.5No$4.16/moWindows
20Forcepoint Next Generation Firewall6.4Android, API, Linux, Mac, self-hosted, Windows
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Questions about Zyxel Intrusion Prevention System alternatives

What is the best alternative to Zyxel Intrusion Prevention System?

CrowdSec, number 1 in intrusion detection and prevention software with a score of 8.0 out of 10. The others here: Wazuh, OSSEC, pfSense and 16 more.

What is the best free alternative to Zyxel Intrusion Prevention System?

CrowdSec is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.