What are some alternatives?
When comparing HelpDocs and kWiki, you can also consider the following products
HelpSite - HelpSite is a simple service to help your setup the perfect support centre or help site.
ProProfs Knowledgebase - ProProfs Knowledge Base is a cutting-edge knowledge management software that assists businesses to create online manuals, guides, documentation, FAQs and more.
ScreenSteps - IT Training Docs For Your Cloud Implementation. Use ScreenSteps when your company implements new cloud technology and you need training docs
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
Support Hero - Educate your customers through self-help support
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.