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.
Final Draft - Use your creative energy to focus on the content; let Final Draft take care of the style.
Clever - syncing between education applications for K-12 schools
Celtx - Celtx is a scriptwriting software platform with applications in a wide range of mediums but that specializes in helping screenwriters.
Claroline - Claroline is a collaborative eLearning and eWorking platform.
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.