Tab Suspender

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Tab Suspender",
  "description": "Manually discard all open tabs except the current one. Speed up your browser.",
  "version": "0.0.4",
  "manifest_version": 2,
  "background": {
    "persistent": false,
    "scripts": [
      "js/background.js"
    ]
  },
  "browser_action": {
    "default_icon": "static/icon128.png",
    "default_title": "Suspend Tabs",
    "default_popup": "popup.html"
  },
  "icons": {
    "48": "static/icon48.png",
    "128": "static/icon128.png"
  },
  "commands": {
    "suspend-all": {
      "suggested_key": {
        "default": "Alt+S"
      },
      "description": "Suspend all tabs in all windows except current tab"
    },
    "suspend-others": {
      "suggested_key": {
        "default": "Alt+Shift+S"
      },
      "description": "Suspend all tabs in other windows"
    }
  },
  "homepage_url": "https://tabsuspender.info/"
}