frp
Fast reverse proxy to expose local servers
FreeDevOpsOpen Source1 impressions
frp is a free alternative to ngrok.
frp is a fast reverse proxy that exposes local servers behind NAT or firewalls to the Internet.
- for
- Developers needing to expose local services (HTTP, TCP, UDP) publicly.
- pricing
- open source
- license
- Apache-2.0
Key features
- Multi-protocol support — Handles TCP, UDP, HTTP and HTTPS traffic for inbound forwarding.
- P2P connect mode — Enables direct peer-to-peer connections without a central server.
- Server dashboard & client UI — Web interfaces for monitoring and managing proxies.
- Prometheus metrics — Exports proxy health and performance data for monitoring.
- Authentication options — Supports token, OIDC and basic HTTP authentication for clients.
- Encryption & compression — Secures traffic with TLS and reduces bandwidth usage.
Use cases
- Expose a local web server for demo purposes via a custom domain.
- Provide remote SSH access to a machine behind a firewall.
- Forward DNS queries from an internal network to external resolvers.
- Create a secure tunnel for a private API service.
- Enable remote access to a local development database.
frp vs alternatives
 frp |  Render |  Docker |  Railway |  Coolify | |
|---|---|---|---|---|---|
| Best for | Fast reverse proxy for NAT traversal | Managed app hosting | Containerization | Zero-config app deployment | Self-hosted PaaS |
| Pricing | Open source | Subscription | Subscription | Subscription | Free |
| DevHunt upvotes | 0 | 0 | 0 | 0 | 0 |
| Launched | — | — | — | — | — |
- frp vs Render: Render is a managed cloud platform for building and scaling apps, not a self-hosted reverse proxy.
- frp vs Docker: Docker provides container runtime but does not offer reverse-proxy exposure functionality.
- frp vs Railway: Railway automates deployment of services, whereas frp focuses on exposing existing local services.
- frp vs Coolify: Coolify is a self-hosted PaaS similar to Heroku, offering deployment and routing, while frp is a lightweight proxy tool.
frp FAQ
Is frp free to use?+
Yes, frp is an open-source project released under an open source license.
What protocols does frp support?+
It supports TCP, UDP, HTTP and HTTPS, and also offers a P2P mode.
How do I monitor proxy health?+
frp provides a server dashboard, client admin UI, and Prometheus metrics for monitoring.
Can I secure connections with TLS?+
Yes, frp includes TLS encryption, token, OIDC and basic authentication options.
Is there a way to reload configuration without restarting?+
frp supports hot-reloading of the client configuration.
Summarized by DevHunt from github.com · Oct 7, 2026. Details may change; check the official site.
About this listing
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