Java e-Signature APIs

Automate your e-signatures - Add text, image and digital signatures to Microsoft Word, Excel, PowerPoint and PDF documents in Java apps

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GroupDocs.Signature for Java

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 Java is a UI-less developer-friendly eSign API that fits into any personal or business document workflows. Automate the signing process of Microsoft Word, Excel, PowerPoint and PDF documents by consuming Java digital signature API.

 

Advanced Java eSignature API Features

 

 

Easy integration

 

Upload, type or draw signatures

 

REST API solution so integrated on desktop, mobile and web

 

Multiple supported document formats

 

Multiple template elements formatting support

 

Multiple signature types

 

Multiple signature properties

Multiple Signature Types

  • Text
  • Image
  • Digital signatures with different certificate type such as Public-Key Cryptography Standards, X.509 Certificate, p7b

Common Text, Image and Digital Signature Properties

  • Document page number
  • Height
  • Left
  • Sign all pages
  • Top
  • Width
  • TEXT only for Text and Image properties

Specific Digital Signature Properties

  • Digital certificate
  • Document page number
  • Horizontal alignment
  • Image file name
  • Image stream
  • Password
  • Rectangle
  • Signature
  • Vertical alignment
  • Visible

Installation and Usage

GroupDocs.Signature for Java library files can be installed/downloaded directly as:

Fat version
    • Download the API from the download archive.
    • Extract the archive.
    • Open console and cd to lib directory of the extracted directory.
    • Run the install_library.bat to install API in maven

Note: version number and file name can be different from current documentation.

  • Add dependency to your pom.xml
    <dependency>
       <groupId>com.groupdocs</groupId>
       <artifactId>groupdocs-signature</artifactId>
       <version>17.1.0</version>
       <type>jar</type>
    <dependency>
    
Slim version

This library is hosted in the Maven Central Repository, so if you use Maven in your projects just use the dependency declaration provided above.

The jar itself you can download from the Maven Central Repository.

 

Support and Learning Resources

 
 

GroupDocs.Signature offers individual electronically document signing APIs for other popular development environments as listed below: