How to extract Preview's signatures for use in other applications - CNET
![](https://www.cnet.com/a/img/resize/bad91b98a2ecf7c6e26491695eb3752f22981bf9/hub/2013/03/01/dbf5c3ff-fdc3-11e2-8c7c-d4ae52e62bcc/SignatureAlphaTransparent.png?auto=webp&width=1200)
Apple's Preview program in OS X is great for capturing signatures, but by default these can only be used with Preview; however, there is a workaround to extract and them for use elsewhere.
![](https://eshop.macsales.com/blog/wp-content/uploads/2021/03/4-preview-signature-camera-1.jpg)
3 Easy Ways to Create a Signature to Sign a Doc on a Mac
![](https://d585tldpucybw.cloudfront.net/sfimages/default-source/productsimages/asp.net-core/features/telerik-asp-net-core---workflowfeatures.png?sfvrsn=ea34ea4f_3)
ASP.NET Core Signature UI Component
![](http://9to5mac.com/wp-content/uploads/sites/6/2014/02/sigcapt.jpg)
How-to: Use Preview to put signatures on PDF's, Pages Documents
![](https://www.scientific.net/AMM.556-562.5902/preview.gif)
Based on EADTW On-Line Handwriting Signature Handwriting Signature
![](https://blog.signnow.com/wp-content/uploads/2021/09/signnow-net-sdk-fundamentals-esignature-api-01.png)
signNow .NET SDK fundamentals - signNow Blog
![](https://www.cnet.com/a/img/resize/fc81d65e97fcc1dbc1bf293fc13b05176de9dcd4/hub/2011/07/24/496e0a83-fdc7-11e2-8c7c-d4ae52e62bcc/4_OSX_LION_SIGNATURE_PREVIEW.png?auto=webp&width=1200)
How to use Preview in OS X Lion to digitally sign documents - CNET
Export Signature from Preview
![](https://www.qualtrics.com/m/assets/support/wp-content/uploads//2021/03/preview-1.png)
Preview Survey
![](https://i.stack.imgur.com/mkYBu.png)
java - Extract signature image from PDF signed with Adobe Sign
![](https://devblogs.microsoft.com/dotnet/wp-content/uploads/sites/10/2023/07/dotnet-8-preview-6.png)
Announcing .NET 8 Preview 6 - .NET Blog
![](https://andrewlock.net/content/images/2023/extract_metadata.jpg)
Extracting metadata from a minimal API handler
![](https://docs.devexpress.com/XtraReports/images/export-pdf.png)
Export to PDF, Reporting