Mongoose 9+Node.js 11

Why?

Why is Mongoose 9 incompatible with Node.js 11?

Requirement

Node.js >=20.19.0

Selected version

Node.js 11

Evaluation

11.15.0 does not satisfy >=20.19.0

Conclusion

INCOMPATIBLE

Evidence

CompatHub reports compatibility from upstream sources rather than making unsupported claims of its own.

• npm Registry

  Confidence: HIGH

  https://registry.npmjs.org/mongoose/9.9.4

  Retrieved 30 August 2026

  Requirement: >=20.19.0

Node.js versions

Compatibility is derived from the project's declared Node.js requirement (>=20.19.0); it does not mean every version combination has been independently tested.

• 10❌
• 11❌
• 12❌
• 13❌
• 14❌
• 15❌
• 16❌
• 17❌
• 18❌
• 19❌
• 20✓
• 21✓
• 22✓
• 23✓
• 24✓
• 25✓
• 26✓
• 27—

Other Node.js versions satisfying this requirement

Mongoose 9 — compatible Node.js lines tracked in CompatHub

• ✓Node.js 20version lineEOL
• ✓Node.js 21version lineEOL
• ✓Node.js 22version linesupported
• ✓Node.js 23version lineEOL
• ✓Node.js 24version linesupported
• ✓Node.js 25version lineEOL
• ✓Node.js 26version linesupported

Other Mongoose versions

Only lines with relevant compatibility evidence are listed.

• Mongoose 9
• Mongoose 8
• Mongoose 7
• Mongoose 6
• Mongoose 5
• Mongoose 4

Lifecycle context

Lifecycle status is separate from compatibility. An EOL component can still satisfy a documented version requirement.