# Up to date Type definitions

**URL:** <https://pdfjs.community/t/up-to-date-type-definitions/2241>\
**Category:** Technical Support\
**Created:** [December 17, 2022, 7:24am UTC](https://pdfjs.community/t/up-to-date-type-definitions/2241 "2022-12-17T07:24:47Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![dale](https://avatars.discourse-cdn.com/v4/letter/d/ecd19e/32.png) [@dale](https://pdfjs.community/u/dale)\
**Post date:** [December 17, 2022, 7:24am UTC](https://pdfjs.community/t/up-to-date-type-definitions/2241/1 "2022-12-17T07:24:47Z")

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There are multiple type definitions laying around the place, and I’m wondering which ones should I be using to get PDFJs express working well with typescript?

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**Author:** ![kkim](https://avatars.discourse-cdn.com/v4/letter/k/3ab097/32.png) [@kkim](https://pdfjs.community/u/kkim)\
**Post date:** [December 19, 2022, 6:52pm UTC](https://pdfjs.community/t/up-to-date-type-definitions/2241/3 "2022-12-19T18:52:46Z")

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Hi there,

Thank you for contacting pdf.js express forums,

Unfortunately, express does not currently ship with TypeScript definitions.

Best regards,  
Kevin Kim