docassemble - docassemble is a free, open-source expert system for guided interviews and document assembly.
InfoPath - Microsoft InfoPath is a software to create data forms based on XML.
Knackly - Generate contracts, emails, or other documents of any complexity by automating your knack for doing...
Typeform - Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!
HotDocs - Template-driven, automated document & form assembly software
Nintex - Cloud-based digital workflow management automation platform