The free computer aided translation (CAT) tool for professionals
OmegaT is a free and open source multiplatform Computer Assisted Translation tool with fuzzy matching, translation memory, keyword search, glossaries, and translation leveraging into updated projects.
Team Elements is an Enterprise 2.0 team collaboration suite. It ties discussions, wikis, RSS, project and document management, and federated search into a unified application. It is database-driven with rigorous role-based access and permissions.