eMark is a free and open-source PDF signing and verification application – a powerful Adobe Reader alternative that enables you to securely sign, verify, timestamp, and protect PDF documents using:

🔑 USB tokens and HSM (PKCS#11)
📜 PKCS#12/PFX certificates
💻 Windows certificate store

Works seamlessly on Windows, Linux, and macOS with an Adobe Reader-like interface featuring professional signature verification capabilities. Built for individuals, enterprises, and government organizations.

Features

  • Adobe Reader–like signature interface
  • Verify digital signatures in PDF documents
  • Validate certificate chain and trust status
  • Supports USB tokens and HSM (PKCS#11)
  • Sign using PFX/PKCS#12 files
  • View detailed signer and certificate info
  • RFC 3161 timestamp and LTV support
  • Cross-platform (Windows, Linux, macOS)
  • Open source and free (AGPL v3.0)
  • Simple PDF signing

Project Samples

Project Activity

See All Activity >

License

Affero GNU Public License

Follow eMark

eMark Web Site

Other Useful Business Software
Infor M3 ERP Icon
Infor M3 ERP

Enterprise manufacturers and distributors requiring a solution to manage and execute complex processes

Efficiently executing the complex processes of enterprise manufacturers and distributors. Infor M3 is a cloud-based, manufacturing and distribution ERP system that leverages the latest technologies to provide an exceptional user experience and powerful analytics in a multicompany, multicountry, and multisite platform. Infor M3 and related CloudSuite™ industry solutions include industry-leading functionality for the chemical, distribution, equipment, fashion, food and beverage, and industrial manufacturing industries. Staying ahead of the competition means staying agile. Our new capabilities bring improved data-driven insights and streamlined workflows to help you make informed decisions and take quick action.
Learn More
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of eMark!

Additional Project Details

Operating Systems

Linux, Mac, Windows

Languages

English

Intended Audience

Developers, End Users/Desktop, Financial and Insurance Industry, Government, Legal Industry, System Administrators

User Interface

Java Swing

Programming Language

Java

Related Categories

Java Cryptography Software, Java PDF Editors, Java Electronic Signature Software

Registered

2025-10-14