Open-source alternatives to Ngrok

Developer & Infra · 3 free & open-source options

Looking to replace Ngrok with something free and open-source? These 3 tools are the best open alternatives in 2026 — most are self-hostable, so you keep full control of your data and pay no subscription.

frp ›Apache-2.0
Fast reverse proxy to expose local services through your server.
Full profile ›GitHub ↗
zrok ›Apache-2.0
Peer-to-peer sharing and tunnels built on OpenZiti.
Full profile ›GitHub ↗
localtunnel ›MIT
Dead-simple public URLs for local development.
Full profile ›GitHub ↗

FAQ

What is the best open-source alternative to Ngrok?

The top open-source alternative is frp — Fast reverse proxy to expose local services through your server. The full ranked list is above.

Are these Ngrok alternatives free?

Yes. Every tool listed is open-source and free to use; most can be self-hosted so you keep full control of your data.

Can I self-host an alternative to Ngrok?

Most of these tools are designed to run on your own server or machine, giving you privacy and no subscription fees.

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