[Emacs] outline with outshine outshines outline
Convert source-code buffers temporarily to Org-mode for comment editing
The source-code of the free book "PicoLisp Works"
The source code of the free book "PicoLisp by Example"
superfast navigation and remote control for Emacs source code buffers (based on Emacs occur-mode)
Declarative Programming with Org Elements