HotDocs - Template-driven, automated document & form assembly software
Okular - Okular is a universal document viewer based developed by KDE.
docassemble - docassemble is a free, open-source expert system for guided interviews and document assembly.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
Docsmore - Docsmore is a cloud-based solution that helps organizations with data driven and smart docs. #workflow #esign #documentgeneration #digitaltransformation
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.