Examine source code of MemeDit

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Memedit",
  "description": "Memes from Reddit, directly in your browser",
  "author": "Omkar Bhoir",
  "browser_action": {
    "default_title": "Memedit",
    "default_popup": "index.html"
  },
  "icons": {
    "16": "images/logo16.png",
    "32": "images/logo32.png",
    "64": "images/logo64.png",
    "128": "images/logo128.png"
  }
}