ProTABS - The Tab Manager for Pros

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "ProTABS - The Tab Manager for Pros",
  "short_name": "ProTABS",
  "description": "\"I got 99 problems, but a tab ain't one.\"  An intelligent tab manager for the everyday user.",
  "version": "2.1.1",
  "minimum_chrome_version": "55",
  "icons": {
    "16": "./static/icons/icon16.png",
    "32": "./static/icons/icon32.png",
    "48": "./static/icons/icon48.png",
    "128": "./static/icons/icon128.png"
  },
  "browser_action": {
    "default_popup": "frontend.html"
  },
  "background": {
    "page": "backend.html",
    "persistent": false
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+A"
      }
    },
    "alt-tab": {
      "suggested_key": {
        "default": "Alt+A"
      },
      "description": "Switch between most recent tab."
    }
  },
  "permissions": [
    "tabs",
    "sessions",
    "webNavigation",
    "storage",
    "alarms"
  ]
}