# Programmatically Fill Signature Field

**URL:** <https://pdfjs.community/t/programmatically-fill-signature-field/869>\
**Category:** Technical Support\
**Tags:** pdfjs-express\
**Created:** [July 4, 2021, 7:57pm UTC](https://pdfjs.community/t/programmatically-fill-signature-field/869 "2021-07-04T19:57:00Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![system](https://canada1.discourse-cdn.com/flex031/uploads/pdfjscommunity/original/1X/ffbcd25c7d423db8d5acd5db201c272f4db306dd.png) [@system](https://pdfjs.community/u/system)\
**Post date:** [July 4, 2021, 7:57pm UTC](https://pdfjs.community/t/programmatically-fill-signature-field/869/2 "2021-07-04T19:57:05Z")

</div>

**Hello, I’m Ron, an automated tech support bot 🤖**

While you wait for one of our customer support representatives to get back to you, please check out some of these documentation pages:

Guides:
- [Signatures with PDF.js Express - Get started](https://pdfjs.express/documentation/signature/overview#get-started)
- [Support forms with PDF.js Express](https://pdfjs.express/documentation/forms/overview)
- [Add signature fields to PDFs - createSignHereElement](https://pdfjs.express/documentation/signature/signature-field#createsignhereelement)

APIs:
- [PDF.js Express Utilities](https://pdfjs.express/api/utils/index.html#__anchor)
- [PartRetrievers.LocalPdfPartRetriever - new LocalPdfPartRetriever(file)](https://pdfjs.express/api/PartRetrievers.LocalPdfPartRetriever.html#LocalPdfPartRetriever__anchor)
- [Annotations.SignatureWidgetAnnotation - new SignatureWidgetAnnotation(field, options)](https://pdfjs.express/api/Annotations.SignatureWidgetAnnotation.html#SignatureWidgetAnnotation__anchor)

Forums:
- [PDF.js Express Custom annotations](https://pdfjs.community/t/pdf-js-express-custom-annotations/332/4)
- [Programmatically highlight area on pdf using coordinates or quads](https://pdfjs.community/t/programmatically-highlight-area-on-pdf-using-coordinates-or-quads/847/3)
- [Getting signatures as images for history logs](https://pdfjs.community/t/getting-signatures-as-images-for-history-logs/438/3)

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