What is Leo

Leo
Leo is an outlining editor
Open a node
Close a node
The node is closed
Headline and text
File - Save
Save as pim.leo
File name in title bar
Leo is a meta-text editor
The @root directive
Tangle the node
The file has been written
The file is listed in Windows Explorer.
The file displayed in a text editor.
Extracting a node
<< >> brackets to define a section
A section name in node text
Choose Tangle
The file has been updated
Here is the extracted file
Summary
In addition to Outlining and file deriving features like Tangle, Leo also has th...