Opencola Ltd, has announced the release of Opencola PRO 1.0, a personal knowledge manager that is designed to allow users to improve knowledge by automating the collection of relevant information from a diversity of sources including news sites, search engines, blogs and other peers' publicly shared documents. Opencola's patent-pending semantic relevance engine is intended to dynamically alter search engine queries around a user's preferences, delivering the most personally relevant results available and proactively identifying relevant information and delivering it to the desktop. Users can also share knowledge and collaborate in real-time with secure text messaging and file transfer. Product features include: simultaneous searching of multiple data sources; the ability to use existing documents as search criteria; a semantic relevance engine; secure encrypted messaging; high speed secure file-sharing; and automatic updates of active folders. Opencola offers a free 30-day trial of Opencola PRO 1.0 that can be downloaded from the company's Web site. Registered trial users can purchase Opencola PRO with a 1-year subscription to the Opencola Knowledge Network for $99.