Examine source code of YouTube Thumbnail Viewer

Inspect and view changes in YouTube Thumbnail Viewer source codes across current and past versions

Premium users can view and search full source code, and see the source code differences between two versions.

manifest.json

{
  "manifest_version": 3,
  "name": "YouTube Thumbnail Viewer",
  "version": "1.1",
  "description": "Right click a YouTube Thumbnail to view a full-size version.",
  "permissions": [
    "tabs",
    "menus"
  ],
  "host_permissions": [
    "https://www.youtube.com/*"
  ],
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "background": {
    "scripts": [
      "main.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f272f306-ab66-441f-9f39-01c49c319930}",
      "strict_min_version": "109.0"
    }
  }
}