ProximaEditor

Looks important. A generic editor in HaskellLanguage. Shades of Emacs and EmacsLisp

• https://www.researchgate.net/publication/2888238_Proxima_-_A_presentation-oriented_editor_for_structured_documents

• PhillipJEby comment : http://dirtsimple.org/2005/01/proxima-presentation-oriented-editor.html
• https://manualzz.com/doc/6686905/a-proxima-based-haskell-ide