holon-run

holon-run / webmcp-bridge

Public

Bridge local MCP clients to browser WebMCP tools through Playwright, using native WebMCP when available and injected adapters when not.

board.holon.run ai-agent browser-automation browser-tools mcp model-context-protocol
20
2
100% credibility
Found Mar 15, 2026 at 12 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
TypeScript
AI Summary

A local bridge enabling AI clients to access and control browser-based website tools via a standardized interface.

How It Works

1
🌐 Discover the bridge

You hear about a handy tool that lets your AI helper interact with websites like social feeds or drawing boards.

2
📥 Get set up

You quickly download the browser tools needed, just once on your computer.

3
🚀 Launch connection

With one simple command, you connect to a website and keep your login session safe.

4
Pick your style
🤖
Background mode

AI works automatically without showing the browser.

👀
Visible mode

Watch and collaborate with AI on the open webpage.

5
🔗 Create shortcuts

Make friendly names like 'my-site-ui' to easily start your connections anytime.

6
💬 AI takes action

Your AI now reads timelines, draws diagrams, or posts updates through the bridge.

🎉 Seamless teamwork

You and your AI collaborate perfectly on websites, saving time and effort!

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Star Growth

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AI-Generated Review

What is webmcp-bridge?

webmcp-bridge is a TypeScript CLI tool that connects local MCP clients to browser WebMCP tools via Playwright, exposing stdio MCP over a stable local bridge. It proxies calls to native `navigator.modelContext` when available on sites like board.holon.run, or injects adapters for others, letting AI agents access live browser sessions with existing auth. Fire it up with `npx @webmcp-bridge/local-mcp --url --headless` for JSON tool lists and calls.

Why is it gaining traction?

Unlike proton bridge github or rss bridge github tools focused on email/RSS, this handles dynamic WebMCP with native fallback and ready adapters available for X/Twitter, plus fixture testing. The hook: reuse logged-in profiles via `--user-data-dir`, switch headless/headed for human-AI collab, and integrate with UXC for daemon links—no credential porting needed. Devs try it for quick localhost/bridge to browser tools.

Who should use this?

MCP client authors bridging local agents to web UIs, browser app builders exposing native WebMCP, and adapter creators shimming non-native sites. Ideal for AI workflows on authenticated dashboards or collaborative boards, like querying timelines or updating diagrams without auth rework.

Verdict

Early maturity (12 stars, 1.0% credibility score) but battle-tested with Vitest coverage, detailed README, and Codex skills—prototype it if MCP-WebMCP bridging fits your stack. Skip for production without more adoption.

(198 words)

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