File Extension FTXT File Format text - Cloanto text document FTXT stands for text - Cloanto text document. This was last updated in March 2012 By Margaret Rouse Browse File Extensions Alphabetically: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # Ask a Question. Find an Answer. Ask your peers a question about this file extension. Ask a Question Challenges of document management Unit 212 edit and correct texts Retrieve attached files within a rich-text field from a Lotus Notes document?