iHelper is a Drupal theme for helpdesk and knowledge base theme. This theme is perfect for:

A knowledge base system to help your customers quickly look for information and solutions.

Or:

An intranet site for your company materials

Key features:

• Knowledege Base System: free your support effort with your own written solutions and guide so customers can help themselves before calling you to help.
• Unlimited categories and subcategories.
• Advanced Facet Search: searching is more intuitive than ever.
• Blog: 2 styles List and Grid.
• Forum: build your own community, or use it as a support forum.
• Many pages: About, Contact, FAQs .. You can create more pages by your own.
• Elements: the theme is based on Bootstrap, the most popular CSS framework. So you will have tons of cool elements coming with it: Columns, Buttons, Tabs, Toogles, Accordions, Typography, Data Tables, Call to Action Buttons and many more.
• Colors: 2 color options are built-in with the theme
• Responsive Layout
• Using HTML5 and CSS3
• Install with loaded demo data
• Search Engine Optimized
• Excellent user manual and professional theme support.