Best Open Source Alternatives to Zscaler Private Access

Compare the best free and open-source alternatives to Zscaler Private Access — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated August 2026 · 3 alternatives

Zscaler Private Access

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Zscaler Private Access alternatives compared

Open-source alternatives to Zscaler Private Access, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
frp	108,499	Apache-2.0	LinuxmacOSWindows	No	Jul 2026	Visit
Chisel	16,331	MIT	LinuxmacOSWindows	No	Jul 2026	Visit
OpenZiti	4,327	Apache-2.0	LinuxmacOSWindowsDocker	Yes	Aug 2026	Visit