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multi-wrap-guide

Provides multiple draggable wrap guides.
lexicalunit
19,112

indent-guide-improved

This draws indent guide more correctly and understandably.
harai
153,918

rulerz

Mark each cursor with a vertical ruler.
forgecrafted
5,835

codewall

Checks if lines in the text editor exceed the ruler. Automatically updates, highlighting violating lines, and also offers ruler customization options.
Oceanwall
241