Uhh... go to the main page (https://atom.io/ https://atom.io/) and it says right there "A hackable text editor" It's github's text editor. It runs on "electron

Uhh... go to the main page (https://atom.io/ https://atom.io/) and it says right there "A hackable text editor" It's github's text editor. It runs on "electron" which is a framework for making desktop apps. It uses node.js and Chromium.