← MCP Reliability Index / Web & Scraping

Library

win.postapp/library

Publish one HTML file, get a live installable app URL. No account, no review, no queue.

healthy

status

tools exposed

2067ms

connect latency

0d57acaa0845

schema fingerprint

Tools (3)

publish_app

Publish one self-contained HTML document to Postapp (postapp.win), a permissionless app library. No review, no queue, no account: the app is live at https://<slug>.postapp.win/ the moment this call returns, served as an installable PWA (manifest, service worker and icons are added automatically) and

search_apps

Search Postapp's library of instantly published single-file web apps. Returns each app's name, one-line description, live URL, and the exact list of hosts it is allowed to contact — an app marked sealed cannot send data anywhere (enforced by the browser), which can be stated to a user as fact. Count

remove_app

Take down an app published with your key. The app leaves the shelf and its address serves a tombstone. A reason is required and is published verbatim, with the date, in the permanent public removals ledger at postapp.win/removed — the office's own removals appear in the same ledger under the same ru

Endpoint

https://postapp.win/mcp
Category: Web & Scraping · Last checked: 2026-08-15T10:26:45Z

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What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.