BookWidgets - BookWidgets is an excellent application that let you create engaging exercises in minutes and easily share a varied variety of beautiful and fun activities with your classroom and others.
Dr.Explain - Dr.Explain software is a help file authoring tool.
Padlet - Visual boards for organizing anything.
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
Socrative - Socrative helps teachers engage the class with educational activities to measure and visualize...
WinCHM - Creating CHM file, Make CHM file, Web Help. WinCHM Pro - Help authoring software (CHM, WebHelp, DOC, PDF) . With this powerful tool you can not only create chm file from scratch, but also convert a set of existing HTML files to a chm file.