YouTube WATCHED. Classic View

This extension adds a WATCHED mark to the preview of the wholly or partly viewed video, and makes it dimmer. Like in good old days.

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Additional files are visible only to premium users

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "__MSG_chrome_extension_name__",
  "short_name": "__MSG_short_chrome_extension_name__",
  "version": "0.4.5",
  "manifest_version": 2,
  "default_locale": "en",
  "description": "__MSG_chrome_extension_description__",
  "icons": {
    "128": "128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "exclude_matches": [
        "*://*.youtube.com/feed/history/*"
      ],
      "css": [
        "style.css"
      ]
    }
  ]
}