PabloDraw - PabloDraw is an Ansi/Ascii text and RIPscrip vector graphic art editor/viewer with multi-user capabilities.
CodeKeep - Codekeep lets you store and share bits of code and text with other users. Snippets can be organized into folders/labels for instant reuse.
asciiflow - Infinite ASCII diagrams, save to Google Drive, resize, freeform draw, and export straight to text/html.
CodeMyUI - Handpicked code snippets you can use in your web projects
JavE - JavE (Java Ascii Versatile Editor) is a free Ascii Editor.
Anyfiddle - Build, run and share code in any language from your browser