floss gnu/linux code folding editors
floss gnu/linux code folding editors that fold json, php and xml (alts for notepad++)
- https://eclipse.org/ (PHP & XML only JSON requires plugin)
- https://marketplace.eclipse.org/content/json-editor-plugin
- http://texteditors.org/cgi-bin/wiki.pl?FoldingEditors
- http://notepadqq.altervista.org/wp/
- https://apps.ubuntu.com/cat/department/quantal/developer-tools/
- https://apps.ubuntu.com/cat/applications/quantal/scite/