Open Source Mac Electronic Signature Software

OpenKM Community Edition is a free Document Management System (DMS) that helps businesses control the production, storage, management and distribution of electronic documents, boosting effectiveness and productivity. It integrates document management, collaboration and advanced search into one easy-to-use solution, including administration tools for user roles, access control, security levels, activity logs and automation setup. With OpenKM Community Edition you can: Collect information from any digital source. Collaborate with colleagues on documents and projects. Capitalize on accumulated knowledge by locating documents and information sources. Control business processes with an embedded workflow engine. Automate tasks. For a complete feature list visit: http://goo.gl/au8cQy

This project is devoted to provide a simple software layer for digital signature, when an hardware cryptographic token is required. The default implementation tries to comply as strictly as possible with the italian law digital signature directives.

Private keys are insecure in cloud server infrastructure. Chrome: right click - translate into English! https://www.bsi.bund.de/DE/Presse/Pressemitteilungen/Presse2018/Spectre-NG_18052018.html System that creates key pairs and digital signatures and is based on the presumed difficulty of prime factorization. Please install on a virtual machine with Linux! Windows is not supported! German: System, das Schlüsselpaare und digitale Signaturen erstellt, und auf der vermuteten Schwierigkeit der Primfaktorzerlegung fußt. Bitte in einer virtuellen Maschine mit Linux installieren! Windows wird nicht unterstützt! Spende einen Cappuccino: Bitcoin: 1HqrdnfQgi9B4LW8UEvLAwh7X5gXPCoQ5B Litecoin: LeCx44jGjHxiVZ8f6MyumLTCxPcp3ePKJT Paypal: paypal.me/GerritLeder

GNotary is an asynchronous peer-to-peer digital notary service based on email. The server polls POP3 mail boxes scanning for specified key words in the subject line. A digital signature of the email body is returned to the sender.

A software written in java to compute the digital signature on documents and verify them, using a smart card or a token file in p12 format