Interspire have just announced the availabilty of their Knowledge Manager solution version 5.0, previously known as ActiveKB (reviewed here). Mitchell Harper, Interspire Product Manager, wrote in product announcement :

This new version marks a significant step in our product strategy, turning the product from a simple web-based, self-service FAQ system into a fully-featured, enterprise-grade knowledge management tool which can be used to reduce customer support, share company-wide knowledge and reduce staff training costs.

New features in version 5.0 include:

• Microsoft SQL Server & LDAP support - Easily integrate Interspire Knowledge Manager with your existing Windows-based Active Directory network and databases.
• Complete workflow support - Setup content publishing rules and processes which allow knowledge workers and their managers to efficiently publish and approve knowledge items.
• Integrated news posting and syndication - Post news items, information and upcoming event details directly to the front page of your knowledge base.
• Index and search inside attachments (Word, PowerPoint - XP/2003/3007, PDF, etc) - Attachments can be uploaded and are automatically indexed and can be searched through your knowledge base.
• Staff contribution reports - Assign contribution quotas to knowledge works and view reports outlining their contribution in the last day, week, month or custom date range.
• and many more features

You can check also our support section powered by version 4.5 of Interspire Knowledge Manager under http://support.phpmagazine.net/. Product tour and demo of Interspire Knowledge Manager 5.0 are also available.