Examine source code of Diff HTTP

{
  "description": "Diff the network traffic in real-time to gain quick understanding of the structure of a website.",
  "manifest_version": 2,
  "name": "diff-http",
  "version": "3.5",
  "author": "Lim Kok Hole",
  "homepage_url": "https://github.com/limkokhole/diffhttp",
  "icons": {
    "48": "icons/cherry_blossom_48x48.png",
    "96": "icons/cherry_blossom_96x96.png"
  },
  "background": {
    "scripts": [
      "background_scripts/background.js"
    ]
  },
  "permissions": [
    "webRequest",
    "<all_urls>"
  ],
  "devtools_page": "devtools/devtools-page.html"
}