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Best Calico Open Source Alternatives in 2026

Updated

20 apps from microsegmentation software ranked against Calico Open Source on the same published basis.

  1. 1
    VMware Workstation Pro Free plan Linuxself-hostedWin Free6.9
    Calico Open Source vs VMware Workstation Pro
  2. 2
    Zscaler Private Access AndroidiOSLinuxMacWeb 6.9
    Calico Open Source vs Zscaler Private Access
  3. 3
    Antrea Free plan apiLinuxself-hostedWin Free6.7
    Calico Open Source vs Antrea
  4. 5
    Hopr Free plan Linuxself-hosted $35/mo6.7
    Calico Open Source vs Hopr
  5. 6
    Istio Free plan LinuxMacself-hosted Free6.7
    Calico Open Source vs Istio
  6. 7
    Cilium Free plan Linuxself-hosted Free6.6
    Calico Open Source vs Cilium
  7. 8
    ColorTokens Xshield Free trial apiLinuxMacself-hostedWeb 6.6
    Calico Open Source vs ColorTokens Xshield
  8. 9
    Trellix Data Loss Prevention apiMacself-hostedWebWin 6.6
    Calico Open Source vs Trellix Data Loss Prevention
  9. 10
    HashiCorp Nomad apiLinuxMacself-hostedWeb 6.5
    Calico Open Source vs HashiCorp Nomad
  10. 11
    OVN-Kubernetes apiLinuxself-hostedWin 6.4
    Calico Open Source vs OVN-Kubernetes
  11. 12
    Zentera CoIP Access Platform apiLinuxMacself-hostedWin 6.4
    Calico Open Source vs Zentera CoIP Access Platform
  12. 13
    Aviatrix Zero Trust for Workloads Web 6.2
    Calico Open Source vs Aviatrix Zero Trust for Workloads
  13. 14
    Elisity Microsegmentation apiself-hostedWeb 6.2
    Calico Open Source vs Elisity Microsegmentation
  14. 15
    SUSE Multi-Linux Manager apiLinuxself-hostedWeb 6.2
    Calico Open Source vs SUSE Multi-Linux Manager
  15. 16
    Zero Networks Segment apiWeb 6.1
    Calico Open Source vs Zero Networks Segment
  16. 17
    Calico Enterprise Linuxself-hostedWebWin 6.0
    Calico Open Source vs Calico Enterprise
  17. 18
    Tetrate Service Bridge apiself-hostedWeb 6.0
    Calico Open Source vs Tetrate Service Bridge
  18. 19
    Juniper Security Director self-hostedWeb 5.9
    Calico Open Source vs Juniper Security Director
  19. 20
    Hillstone Security Management 5.7
    Calico Open Source vs Hillstone Security Management
  20. 21
    Illumio Segmentation LinuxWin 5.7
    Calico Open Source vs Illumio Segmentation

Calico Open Source alternatives compared

#AppScoreFree planFromRuns on
1VMware Workstation Pro6.9Free planFreeLinux, self-hosted, Windows
2Zscaler Private Access6.9No—Android, iOS, Linux, Mac, Web, Windows
3Antrea6.7Free planFreeAPI, Linux, self-hosted, Windows
5Hopr6.7Free plan$35/moLinux, self-hosted
6Istio6.7Free planFreeLinux, Mac, self-hosted
7Cilium6.6Free planFreeLinux, self-hosted
8ColorTokens Xshield6.6No—API, Linux, Mac, self-hosted, Web, Windows
9Trellix Data Loss Prevention6.6No—API, Mac, self-hosted, Web, Windows
10HashiCorp Nomad6.5No—API, Linux, Mac, self-hosted, Web, Windows
11OVN-Kubernetes6.4No—API, Linux, self-hosted, Windows
12Zentera CoIP Access Platform6.4No—API, Linux, Mac, self-hosted, Windows
13Aviatrix Zero Trust for Workloads6.2No—Web
14Elisity Microsegmentation6.2No—API, self-hosted, Web
15SUSE Multi-Linux Manager6.2No—API, Linux, self-hosted, Web
16Zero Networks Segment6.1No—API, Web
17Calico Enterprise6.0No—Linux, self-hosted, Web, Windows
18Tetrate Service Bridge6.0No—API, self-hosted, Web
19Juniper Security Director5.9No—self-hosted, Web
20Hillstone Security Management5.7No——
21Illumio Segmentation5.7No—Linux, Windows
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Questions about Calico Open Source alternatives

What is the best alternative to Calico Open Source?

VMware Workstation Pro, number 1 in microsegmentation software with a score of 6.9 out of 10. The others here: Zscaler Private Access, Antrea, Hopr and 16 more.

What is the best free alternative to Calico Open Source?

VMware Workstation Pro is the best-ranked alternative with a free plan. 5 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: documentation depth, a free tier and the platforms it runs on.