AdYour product here, seen by people installing AI tools every day
AI Plugin Index
Sponsor slots open: 12 of 12, from $249 a month

How to install Ext Apps in Gemini CLI

Gemini CLI was replaced by Antigravity CLI in June 2026. On an enterprise licence or paid API key you can still install Ext Apps by running "gemini mcp add ext-apps npx -y @modelcontextprotocol/ext-apps", then type /mcp to check it.

Built from the published package · server updated 25 days ago

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add ext-apps npx -y @modelcontextprotocol/ext-apps
  2. 2

    Check it

    Inside Gemini CLI, type /mcp to list servers and tools.

MCP servers run with your permissions. If Ext Apps needs an API key, add it under env in the config. Check its README.

Install Ext Apps in another app

Claude CodeClaude DesktopCursor VS CodeWindsurf Codex Antigravity CLI ChatGPT

Similar servers

Jitsu jitsucom
100

Manage Jitsu data pipelines: destinations, streams, connections, functions, live events.

AAA Remote 5.1k
Oh My Posh Validator JanDeDobbeleer
100

Validate oh-my-posh configurations and segment snippets against the official schema.

AAA Remote 24k
World Monitor koala73
98

Real-time global intelligence across conflict, markets, energy, trade, shipping and cyber. 95 tools.

ACA Remote 89k

Questions

Does Ext Apps work in Gemini CLI?

Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and Ext Apps installs with the steps above.

Ext Apps does not show up in Gemini CLI. What now?

Restart Gemini CLI fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is Ext Apps safe?

It scores 88 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.