The Twee file format is a text based format for the Twine authoring system. File will typically have the extensions .twee .tw or .txt . Twee files are considered to be the text file equivalent of the Twine cpickle based .tws format.
The basic unit of organisation in a .twee file is the "Passage". Passages begin wherever a line begins with a double colon. Passage end either when another passage begins or the file ends. Following the double colon is the passage title which may contain spaces. After the passage title is an option set of tags. Tags are space delimited and contained within square brackets. Following this a newline and the the passage contents.
::Passage Title 1 [tag1 anothertag yet_another_tag]
This is part of passage one.
::Passage Title 2
more contentTwine recognises a few special tags that alert Twine how to handle the passage:
Generally passage content will be in Twine's tiddlywiki based syntax.