What are some alternatives?
When comparing Acknow and kWiki, you can also consider the following products
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
HelpDocs - Educate your users with a super simple knowledge base that’s built for teams just like yours.
HelpJuice - Helpjuice is easy-to-use knowledge base software that guarantees. 50% less support emails and happier customers.
ProProfs Knowledgebase - ProProfs Knowledge Base is a cutting-edge knowledge management software that assists businesses to create online manuals, guides, documentation, FAQs and more.
Bloomfire - Let Bloomfire help you get organized! Organize your content, build your company knowledge base and help your employees to be more successful.
Sphinx Search - Sphinx is an open source full text search server, designed with performance, relevance (search quality), and integration simplicity in mind. Sphinx lets you either batch index and search data stored in files, an SQL database, NoSQL storage.