Open Source & Free

Expose localhost
to the internet

Create secure HTTP tunnels and SOCKS5 proxy to your local server in seconds. No signup, no tokens. Works on Linux, macOS & Windows.

Terminal
$ clmtunnel 3000
๐Ÿš‡ clmtunnel v2.2.1 โ€” Reverse HTTP Tunnel
โœ“ ONLINE Tunnel is ready!
HTTP URL : https://a1b2c3-tunnel.caxima.us
SOCKS5 : tunnel.caxima.us:1080
Forward : http://127.0.0.1:3000
๐Ÿ“‹ curl -s https://tunnel.caxima.us/install | bash COPY
๐Ÿ“‹ irm https://tunnel.caxima.us/install.ps1 | iex COPY
0
Active Tunnels
300s
Timeout
100MB
Max Body
โˆž
Requests
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Instant Setup

One command to install. One command to tunnel. Zero config files needed.

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HTTPS by Default

Every tunnel gets a secure HTTPS URL automatically via Cloudflare.

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SOCKS5 Proxy

Built-in SOCKS5 proxy on port 1080 โ€” route any TCP traffic through your tunnel.

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Cross-Platform

Native binaries for Linux, macOS (x64/arm64), and Windows.

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Auto Reconnect

Lost connection? The client reconnects automatically with exponential backoff.

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Large Payloads

Images, files, APIs โ€” up to 100 MB per request, binary safe.

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Concurrent Requests

Handle multiple simultaneous requests through a single WebSocket tunnel.

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Auto Update

Remote OTA updates โ€” the server can push new versions to all clients.

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100% Free

No tokens, no signup, no rate limits. Open source & self-hostable.

Get Started in 30 Seconds

1

Install the CLI

curl -s https://tunnel.caxima.us/install | bash

Windows PowerShell: irm https://tunnel.caxima.us/install.ps1 | iex

2

Start your local server

Run your app on any port โ€” npm run dev, python -m http.server, etc.

3

Create a tunnel

clmtunnel 3000 โ€” get a public HTTPS URL + SOCKS5 proxy instantly.