Examine source code of Gmail Summary

Inspect and view changes in Gmail Summary 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

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Gmail Summary",
  "description": "Get email summaries with a single hover.",
  "version": "1.0",
  "manifest_version": 3,
  "action": {
    "default_popup": "index.html",
    "default_title": "gmailsummary the popup",
    "default_icons": {
      "16": "icon-16x16.png",
      "32": "icon-32x32.png",
      "48": "icon-48x48.png",
      "128": "icon-128x128.png"
    }
  },
  "icons": {
    "16": "icon-16x16.png",
    "32": "icon-32x32.png",
    "48": "icon-48x48.png",
    "128": "icon-128x128.png"
  },
  "background": {
    "service_worker": "./static/js/background.js"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "images/*.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "storage",
    "activeTab",
    "tabs",
    "scripting"
  ],
  "host_permissions": [
    "*://*/*"
  ]
}