mcptunnels
mcptunnels is an open-source CLI that exposes local stdio MCP servers through temporary public URLs. It bridges servers to Streamable HTTP, applies OAuth 2.1 protection by default, and supports a hosted relay or self-hosted tunneld deployment for development and demos.
Overview
8 featuresmcptunnels is a CLI tools & terminal project. It focuses on exposing a local MCP server to remote clients without deploying or configuring a permanent public endpoint. It is built as an open-source project for developers building and testing MCP servers. The project is open source (Open Source). mcptunnels is available on the web, the command line, and API, and it can be self-hosted.
It is developed by terragohan, and it first shipped in 2026. Development happens publicly on GitHub with 3 commits in the last 90 days. Among its 8 catalogued features are one-command exposure, Streamable HTTP bridge, and OAuth 2.1 protection. It exposes integrations via an MCP server.
Summary written by a language model from the project’s public pages.
- One-command exposure
- Streamable HTTP bridge
- OAuth 2.1 protection
- Generated passwords
- 24-hour expiry
- Anonymous tunnels
- Self-hosted relay
- Open URL mode
Built with & integrations
- Astro
- /_astro/ in the HTML
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
- Indexed2 Sept · 04:51 UTCShow HN: Mcptunnels – ngrok for MCP with basic OAuth verified against its public sourceSource: PulseGate · Open
Frequently asked questions about mcptunnels
- What is mcptunnels?
- Mcptunnels focuses on exposing a local MCP server to remote clients without deploying or configuring a permanent public endpoint. It is catalogued under CLI tools & terminal on PulseGate.
- Who should use mcptunnels?
- mcptunnels is an open-source project built for developers building and testing MCP servers.
- Is mcptunnels free?
- Yes — mcptunnels is open source under the Open Source license and free to use.
- What platforms does mcptunnels run on?
- mcptunnels runs on the web, the command line, and API. It can also be self-hosted.
- Is mcptunnels still active?
- The GitHub repository shows 3 commits in the last 90 days.
- Who develops mcptunnels?
- mcptunnels is developed by terragohan.
- How long has mcptunnels been around?
- mcptunnels first shipped in 2026.
- Is mcptunnels open source?
- Yes — mcptunnels is open source under the Open Source license, developed on GitHub.
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