Examine source code of Vimlike

{
  "manifest_version" : 2 ,
  "name" : "Vimlike",
  "version" : "1.67.1",
  "description" : "The edited Hacker's Browser Vimium. Vimlike provides keyboard shortcuts for navigation and control in the spirit of Vim.",
  "icons" : {
    "16" : "icons/icon16.png",
    "48" : "icons/icon48.png",
    "128" : "icons/icon128.png"
  },
  "minimum_chrome_version" : "69.0",
  "background" : {
    "scripts" : [
      "lib/utils.js" ,
      "lib/settings.js" ,
      "background_scripts/bg_utils.js" ,
      "background_scripts/commands.js" ,
      "background_scripts/exclusions.js" ,
      "background_scripts/completion_engines.js" ,
      "background_scripts/completion_search.js" ,
      "background_scripts/completion.js" ,
      "background_scripts/marks.js" ,
      "background_scripts/main.js" 
    ]
  },
  "options_ui" : {
    "page": "pages/options.html" ,
    "chrome_style": false,
    "open_in_tab": true
  },
  "permissions" : [
    "tabs" ,
    "bookmarks" ,
    "history" ,
    "clipboardRead" ,
    "clipboardWrite" ,
    "storage" ,
    "sessions" ,
    "notifications" ,
    "webNavigation" ,
    "<all_urls>" 
  ],
  "content_scripts" : [
    {
      "matches" : [
        "<all_urls>" 
      ],
      "js" : [
        "lib/utils.js" ,
        "lib/keyboard_utils.js" ,
        "lib/dom_utils.js" ,
        "lib/rect.js" ,
        "lib/handler_stack.js" ,
        "lib/settings.js" ,
        "lib/find_mode_history.js" ,
        "content_scripts/mode.js" ,
        "content_scripts/ui_component.js" ,
        "content_scripts/link_hints.js" ,
        "content_scripts/vomnibar.js" ,
        "content_scripts/scroller.js" ,
        "content_scripts/marks.js" ,
        "content_scripts/mode_insert.js" ,
        "content_scripts/mode_find.js" ,
        "content_scripts/mode_key_handler.js" ,
        "content_scripts/mode_visual.js" ,
        "content_scripts/hud.js" ,
        "content_scripts/mode_normal.js" ,
        "content_scripts/vimium_frontend.js" 
      ],
      "css" : [
        "content_scripts/vimium.css" 
      ],
      "run_at" : "document_start" ,
      "all_frames" : true ,
      "match_about_blank" : true 
    },
    {
      "matches" : [
        "file:///" ,
        "file:///*/" 
      ],
      "css" : [
        "content_scripts/file_urls.css" 
      ],
      "run_at" : "document_start" ,
      "all_frames" : true 
    }
  ],
  "browser_action" : {
    "default_icon" : "icons/browser_action_disabled.png",
    "default_popup" : "pages/popup.html"
  },
  "web_accessible_resources" : [
    "pages/vomnibar.html",
    "content_scripts/vimium.css",
    "pages/hud.html",
    "pages/help_dialog.html",
    "pages/completion_engines.html"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "oddlyspecificemail@gmail.com",
      "strict_min_version": "62.0"
    }
  }
}