TinkerCSS

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "TinkerCSS",
  "description": "An inspector tools panel. Tinker with a site's CSS in real time, automatically remember your changes.",
  "manifest_version": 2,
  "version": "1.2.2",
  "icons": {
    "128": "img/icon128.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "deps/jquery.js",
        "lib/content.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "lib/background.js"
    ]
  },
  "devtools_page": "lib/devtools/devtools.html"
}