Addmefast - Building a website or network on Internet is no longer a hard task but promoting and marketing it is still a difficult task but not impossible.
Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.
YouLikeHits - YouLikeHits is an online service that brings results within seconds.
Clever - syncing between education applications for K-12 schools
Linkcollider - Link Collider is a web-based service that is designed to grow your online business, social media networks, and personal blogs.
Claroline - Claroline is a collaborative eLearning and eWorking platform.