Compatibility result

Angular 17+TypeScript 4

UNKNOWN

Compatibility unknown. CompatHub does not currently have authoritative compatibility information for this combination. This does not mean the versions are incompatible.

See Angular and TypeScript in the software catalogue, or return to the Compatibility Explorer.

Why?

Why is compatibility between Angular 17 and TypeScript 4 unknown?

Requirement: TypeScript \
Selected version: TypeScript 4
Evaluation: Compatibility was not evaluated because the requirement could not be parsed safely.
Conclusion: UNKNOWN

Evidence

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

Angular Version Compatibility
Confidence: HIGH
https://angular.dev/reference/versions
Retrieved 2 September 2026
Requirement: \

TypeScript versions

Compatibility is derived from the project's declared TypeScript requirement (\); it does not mean every version combination has been independently tested.

0.8—
0.9—
1—
2.0—
2.1—
3—
4—
5.0—
5.1—
6—
7—

Other Angular versions

Only lines with relevant compatibility evidence are listed.

Lifecycle context

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

Angular 17

Status: END OF LIFE
EOL: 8 November 2023