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If so you can download any of the below versions for testing. The product will function as normal except for an evaluation limitation. At the time of purchase we provide a license file via email that will allow the product to work in its full capacity. If you would also like an evaluation license to test without any restrictions for 30 days, please follow the directions provided here.

GroupDocs.Signature for .NET

GroupDocs.Signature for .NET allows developers to write applications with the ability to significantly sign electronic docs of various file formats. This e-signing API permits the users to add different types of signatures like text, image or digital signatures on electronic documents. The quite captivating fact about the API is, its UI less and independent calls can be made.

GroupDocs.Signature for Java

GroupDocs.Signature for Java APIs allows developers to embed electronic signing into any mobile, tablet or web application or more. It supports text, image or digital signatures for various file formats. Using digital signatures, Java e-signing API permits users to authenticate and sign documents using passwords and digital certificates.

GroupDocs.Signature for Node.js via Java

GroupDocs.Signature for Node.js is a robust document signature API developed to sign various file formats within any JavaScript application. Using the signature API is very intuitive as it use just couple lines of code to sign your PDF file, image, word etc.