Argument tools

Argument mapping tools

cMapTools (free)
http://cmap.ihmc.us/ 
Debate mapper tool (online, free)
https://debatemapper.com/sf/home.aspx 
Austhink argument mapping tool (commercial)
http://www.austhink.com/ 
Rhetorical Structure Theory mapping tool (downloadable, free)
http://www.wagsoft.com/RSTTool/ 
Truthmapping tool (online, free)
http://www.truthmapping.com/

Thinking about research design and structure?
One of my clients is a fan of Trochim’s Research Methods Database https://conjointly.com/kb/

Argument analysis systems

Robert Horn’s argument mapping
http://www.stanford.edu/~rhorn/index.html
Robert Horn’s “Can Computers Think?” argument maps
http://www.macrovu.com/CCTGeneralInfo.html
Rhetorical Structure Theory mapping
http://www.sfu.ca/rst/
Austhink’s argument mapping site
http://www.austhink.com/critical/pages/argument_mapping.html