general knowledge

You know 'Economics 101' but are you prepared to put your knowledge?

Designed for creating and editing tests, followed by tests of knowledge.

Boost your knowledge by translating documents, web contents, emails and more.

innk is a Knowledge Composition Environment.

Store, in one place, all your knowledge and experience about film development.

Free general purpose text editor.

Portable, general-purpose CAS.

Convert among all general video formats for free on PC.

Convert general videos/audios/HD videos to iPad supported formats for Mac.

HD video converter to convert between HD videos, convert AVCHD video to general