With Filestar you get 8 different skills for working productively with Total Word Document (.tw) files.
About .Tw
Name
Total Word Document
Extension
.tw
Format
Text
Category
Document
Developer
Lifetree Software
Description
A document from Total Word 1.2/1.3 (1988-1990), Lifetree Software's scientific successor to Volkswriter, whose layout definitions travel as ..LYT records in the text body.