What are some alternatives?
When comparing kWiki and Airim, you can also consider the following products
HelpDocs - Educate your users with a super simple knowledge base that’s built for teams just like yours.
ProProfs Knowledgebase - ProProfs Knowledge Base is a cutting-edge knowledge management software that assists businesses to create online manuals, guides, documentation, FAQs and more.
Manula - Manula is an online software for creating user manuals.
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
HelpNDoc - What is HelpNDoc ? Easy to use yet powerful help authoring environment which can generate various documentation formats from a single source.