Wiki - Knowledge Base

http://manageengine.adventnet.com/products/service-desk/knowledge-base.html

Features

ServiceDesk Plus offers the following features for easy knowledge management

• Build your own knowledge base easily.
• Searchable knowledge base solutions indexed by specified keywords.
• Partition a separate knowledge base for end-users (separating them from technicians) with access only to simpler problems.
• Group solutions by topics and sub-topics to facilitate easier access.
• Access Most Popular and Most Recent solutions quickly using preset views.