Is Engine.Io Safe?

Engine.Io — Nerq Trust Score 70.2/100 (B grade). Score based on 2 independent trust signals. Last analyzed: 2026-03-20

Engine.Io is a npm package with a Nerq Trust Score of 70.2/100 (B), based on 3 independent data dimensions. Last analyzed: 2026-03-20 Security: 90/100. Popularity: 0/100. Data sourced from npm registry, GitHub repository, NVD, OSV.dev, and OpenSSF Scorecard. Last updated: 2026-03-20. Machine-readable data (JSON).

Safety Guide: Engine.Io

What is Engine.Io?

Engine.Io is a Node.js package — The realtime engine behind Socket.IO. Provides the foundation of a bidirectional connection between client and server.

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=engine.io

Key Safety Concerns for Node.js package

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

Measured Signals

Engine.Io has a Nerq Trust Score of 70/100 (B). This score is a composite of automated measurements of security, maintenance, community, and quality signals.

Key Takeaways

• Engine.Io has a Trust Score of 70/100 (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.