Is Ext Apps Safe?

Ext Apps — Nerq Trust Score 77.0/100 (B+ grade). Score based on 2 independent trust signals. Last analyzed: 2026-03-20

Ext Apps is a npm package with a Nerq Trust Score of 77.0/100 (B+), based on 3 independent data dimensions. Last analyzed: 2026-03-20 Security: 90/100. Popularity: 75/100. Data sourced from npm registry, GitHub repository, NVD, OSV.dev, and OpenSSF Scorecard. Last updated: 2026-03-20. Machine-readable data (JSON).

Safety Guide: Ext Apps

What is Ext Apps?

Ext Apps is a Node.js package — MCP Apps SDK — Enable MCP servers to display interactive user interfaces in conversational clients..

How to Verify Safety

Run npm audit to check for vulnerabilities. Review the package's GitHub repository for recent commits.

You can also check the trust score via API: GET /v1/preflight?target=@modelcontextprotocol/ext-apps

Key Safety Concerns for Node.js package

When evaluating any Node.js package, watch for: dependency vulnerabilities, malicious packages, typosquatting.

Measured Signals

Ext Apps has a Nerq Trust Score of 77/100 (B+). This score is a composite of automated measurements of security, maintenance, community, and quality signals.

Key Takeaways

• Ext Apps has a Trust Score of 77/100 (B+).
• The score is a measured composite — it is not a suitability judgment. Evaluate the individual signals against your own requirements.
• Query the current measured values via the Nerq API.

Disclaimer: Nerq trust scores are automated measurements based on publicly available signals. They are not endorsements, verdicts, or guarantees of suitability. Always evaluate the signals against your own requirements.