Dr.Explain - Dr.Explain software is a help file authoring tool.
Dozuki - Dozuki is a web-based tool for creating and distributing step-by-step documentation.
HelpNDoc - What is HelpNDoc ? Easy to use yet powerful help authoring environment which can generate various documentation formats from a single source.
VKS Lite - Go paperless with the VKS work instruction software. Create step-by-step instructions with pictures, videos, PDFs and more! Version control, mass updates...
HelpSmith - HelpSmith is a help authoring tool to create CHM HTML help files, manuals, and PDF documents.
Nomuda VisualFactory - VisualFactory MES digitizes work instructions, enhances manufacturing efficiency and improves product traceability.