1)   Knowledge Base Software 3.0
KBlance.com provides a knowledgebase software which is based on an instant faq system to provide unlimited customer support. KBlance is a web knowledgebase software answering queries. With this helpdesk system, your customers are sure to remain happy

 2)   General Knowledge Base 2.4.2
Create knowledge base substantiated on any category of documents. An optimal tool for categorizing, processing and finding articles, documents and web pages which allows user to keep documents systemized, to add notes and attachments.