Makerbird

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Makerbird",
  "version": "1.4.2",
  "manifest_version": 2,
  "description": "Passively add Product Hunt profile link in twitter bios you visit.",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "permissions": [
    "https://www.producthunt.com/",
    "http://www.producthunt.com/",
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://twitter.com/*"
      ],
      "js": [
        "content_script/fetcher.js",
        "content_script/profile_block.js",
        "content_script/maker_bird.js",
        "content_script/main.js"
      ],
      "run_at": "document_end"
    }
  ]
}