ext-apps
Rank #427github.com/modelcontextprotocol/ext-apps
Official repo for spec & SDK of MCP Apps protocol - standard for UIs embedded AI chatbots, served by MCP servers
What you can do with ext-apps
ext-apps is a Model Context Protocol (MCP) server published by modelcontextprotocol. It ranks #427 of 144,396 active servers on MCP Toplist, and its repository has 2,959 GitHub stars. ext-apps is listed on GitHub, with 10 release tags tracked from its GitHub repository. It was first listed on Nov 21, 2025 and most recently updated on Sep 25, 2026.
Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.
What ext-apps can and cannot do
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using ext-apps
No registry MCP Toplist tracks declares this server’s credentials or configuration, and it has no public endpoint to probe. Check the repository README before installing.
No runtime, credential or payment requirements are recorded for this server beyond the declaration above.
Connect ext-apps and confirm it works
Install configuration unavailable. No registry publishes a machine-readable install config for this server — follow the repository README.
After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.
When to choose another server
- ChatSum MCP Server
- Fetch MCP Server
- Contractor Licence Changes
- rust-sdk#181
- modelcontextprotocol#210
- ruby-sdk#314
- 预测2#1,179
- swift-sdk#2,751
- MCP Create Server MCP Server#4,024
- create-typescript-server#5,638
- mcpb#12,301
- example-remote-server#15,487
No task-specific alternatives are catalogued for ext-appsyet; the list above is its publisher's other servers.
What changed, and when this was checked
- First listed
- Nov 21, 2025
- Latest release tag
- Sep 25, 2026
- Version history
- 10 release tags tracked (below)
- Requirements evidence
- None — no registry declares requirements and there is no public endpoint to probe
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Oct 16, 2026
- GitHub ↗listed since Apr 25, 2026 · still listed
Do you maintain ext-apps? to correct or enrich this profile.
GitHub releases (10)
No registry surfaces explicit version metadata for this server. The list below shows release tags from the linked GitHub repository.
| Version | Published |
|---|---|
| v2.0.3 | Sep 25, 2026 |
| v2.0.2 | Sep 25, 2026 |
| v2.0.1 | Sep 24, 2026 |
| v2.0.0 | Sep 8, 2026 |
| v1.7.5 | Jul 23, 2026 |
| v1.7.4 | Jun 5, 2026 |
| v1.7.3 | Jun 1, 2026 |
| v1.7.2 | May 15, 2026 |
| v1.7.1 | Apr 27, 2026 |
| v1.7.0 | Apr 21, 2026 |
Ranks ahead of 143,969 of 144,396 servers on MCP Toplist.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/github.com%2Fmodelcontextprotocol%2Fext-apps)<a href="https://mcptoplist.com/server/github.com%2Fmodelcontextprotocol%2Fext-apps"><img src="https://mcptoplist.com/badge/github.com%2Fmodelcontextprotocol%2Fext-apps.svg" alt="MCP Toplist: Top 1% of 144,396" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains ext-apps?
- ext-apps is maintained by modelcontextprotocol, which publishes 87 MCP servers (77 total versions) tracked on MCP Toplist.
- Is ext-apps listed on the Official MCP Registry?
- ext-apps is not on the Official MCP Registry. It is listed on GitHub.
- How many versions does ext-apps have?
- No registry surfaces explicit version metadata for ext-apps; MCP Toplist tracks 10 release tags from its GitHub repository, most recently published on Sep 25, 2026.
- Where can I find the source code for ext-apps?
- The source code for ext-apps is hosted at github.com/modelcontextprotocol/ext-apps.
Do you run this server?
Community projects list the MCP servers behind real agents and apps. Publish yours and this page will link to it.