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Best FortiGate Alternatives in 2026

Updated

20 tools from intrusion detection and prevention software ranked against FortiGate on the same published basis.

  1. 1
    CrowdSec Free plan apiextensionLinuxMacself-hosted 7.9
    FortiGate vs CrowdSec
  2. 2
    Wazuh Free plan apiLinuxMacself-hostedWeb $571/mo7.6
    FortiGate vs Wazuh
  3. 3
    OSSEC Free plan LinuxMacself-hostedWin $5/mo7.5
    FortiGate vs OSSEC
  4. 4
    pfSense Free plan Linuxself-hostedWeb 7.4
    FortiGate vs pfSense
  5. 5
    Zscaler Private Access AndroidiOSLinuxMacWeb 7.4
    FortiGate vs Zscaler Private Access
  6. 6
    WatchGuard FireCloud Free trial AndroidapiiOSMacself-hosted $8.15/mo7.3
    FortiGate vs WatchGuard FireCloud
  7. 7
    SELKS Free plan Linuxself-hostedWebWin Free7.1
    FortiGate vs SELKS
  8. 8
    Suricata Free plan LinuxMacWin Free7.1
    FortiGate vs Suricata
  9. 9
    Trellix Data Loss Prevention apiMacself-hostedWebWin 7.0
    FortiGate vs Trellix Data Loss Prevention
  10. 10
    Arista NG Firewall Free plan Web $22.50/mo6.9
    FortiGate vs Arista NG Firewall
  11. 11
    Check Point DDoS Protector Linuxself-hostedWeb 6.8
    FortiGate vs Check Point DDoS Protector
  12. 12
    Snort Free plan Linuxself-hosted $2.50/mo6.8
    FortiGate vs Snort
  13. 13
    IPFire Free plan Linuxself-hostedWeb Free6.7
    FortiGate vs IPFire
  14. 14
    OPNsense Free plan apiself-hostedWeb 6.7
    FortiGate vs OPNsense
  15. 15
    Forcepoint ZTNA Macself-hostedWebWin 6.5
    FortiGate vs Forcepoint ZTNA
  16. 16
    Palo Alto Networks Panorama apiself-hostedWeb 6.4
    FortiGate vs Palo Alto Networks Panorama
  17. 17
    Radware Alteon apiLinuxself-hostedWeb 6.4
    FortiGate vs Radware Alteon
  18. 18
    AhnLab V3 Internet Security Win 6.3
    FortiGate vs AhnLab V3 Internet Security
  19. 19
    Securepoint RC1000R G6 WebWiniOSAndroid 6.3
    FortiGate vs Securepoint RC1000R G6
  20. 20
    Atomic OSSEC WebWinMacLinux 6.2
    FortiGate vs Atomic OSSEC

FortiGate alternatives compared

#ToolScoreFree planFromRuns on
1CrowdSec7.9Free plan—API, Browser, Linux, Mac, self-hosted, Web, Windows
2Wazuh7.6Free plan$571/moAPI, Linux, Mac, self-hosted, Web, Windows
3OSSEC7.5Free plan$5/moLinux, Mac, self-hosted, Windows
4pfSense7.4Free plan—Linux, self-hosted, Web
5Zscaler Private Access7.4No—Android, iOS, Linux, Mac, Web, Windows
6WatchGuard FireCloud7.3No$8.15/moAndroid, API, iOS, Mac, self-hosted, Web, Windows
7SELKS7.1Free planFreeLinux, self-hosted, Web, Windows
8Suricata7.1Free planFreeLinux, Mac, Windows
9Trellix Data Loss Prevention7.0No—API, Mac, self-hosted, Web, Windows
10Arista NG Firewall6.9Free plan$22.50/moWeb
11Check Point DDoS Protector6.8No—Linux, self-hosted, Web
12Snort6.8Free plan$2.50/moLinux, self-hosted
13IPFire6.7Free planFreeLinux, self-hosted, Web
14OPNsense6.7Free plan—API, self-hosted, Web
15Forcepoint ZTNA6.5No—Mac, self-hosted, Web, Windows
16Palo Alto Networks Panorama6.4No—API, self-hosted, Web
17Radware Alteon6.4No—API, Linux, self-hosted, Web
18AhnLab V3 Internet Security6.3No—Windows
19Securepoint RC1000R G66.3No—Web, Windows, iOS, Android
20Atomic OSSEC6.2No—Web, Windows, Mac, Linux
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Questions about FortiGate alternatives

What is the best alternative to FortiGate?

CrowdSec, number 1 in intrusion detection and prevention software with a score of 7.9 out of 10. The others here: Wazuh, OSSEC, pfSense and 16 more.

What is the best free alternative to FortiGate?

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 on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.