StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.

Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.

AFSAnalytics - AFSAnalytics.

Perfect Wiki - Build and organize your knowledge base of company resources without switching between workspaces

Woopra - Track your customers' web and mobile activity, forms, emails, support tickets and more, all in one place with customer analytics. Analyze and take action.

Pages by Process Street - Pages is a free-for-everyone knowledge base from Process Street.Try it out!