Volume Master — Increase Volume Firefox

Examine source code of Volume Master — Increase Volume

Inspect and view changes in Volume Master — Increase Volume source codes across current and past versions
Please login to examine the extension's source code.
manifest.json
{
  "name": "__MSG_app_name__",
  "short_name": "__MSG_app_short_name__",
  "description": "__MSG_app_description__",
  "version": "1.0.1",
  "manifest_version": 3,
  "author": "Volume Master",
  "default_locale": "en",
  "icons": {
    "32": "/icons/32.png",
    "64": "/icons/64.png",
    "128": "/icons/128.png",
    "256": "/icons/256.png",
    "512": "/icons/512.png"
  },
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "action": {
    "default_title": "__MSG_app_name__",
    "default_popup": "popup.html",
    "default_icon": {
      "32": "/icons/32.png",
      "64": "/icons/64.png",
      "128": "/icons/128.png",
      "256": "/icons/256.png",
      "512": "/icons/512.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "js/react.js",
        "js/common.content.js",
        "js/indicator.content-popup.common.js",
        "js/indicator.content.js"
      ],
      "css": [
        "css/indicator.content.css"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "js/react.js",
        "js/common.content.js",
        "js/notification.content.js"
      ],
      "css": [
        "css/notification.content.css"
      ],
      "all_frames": true,
      "run_at": "document_idle"
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "js/common.content.js",
        "js/relay.content.js"
      ],
      "all_frames": true,
      "run_at": "document_idle",
      "match_about_blank": true
    }
  ],
  "permissions": [
    "storage",
    "tabCapture",
    "webNavigation"
  ],
  "host_permissions": [
    "https://browser.usevolumemaster.com/e.firefox.json"
  ],
  "optional_host_permissions": [
    "<all_urls>"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "icons/*.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    },
    {
      "resources": [
        "assets/f1f3.svg"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "volume_master@outlook.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}

Best Volume Master — Increase Volume Alternatives

Here are some Firefox add-ons that are similar to Volume Master — Increase Volume: