You can configure this extension with domains and / or file extensions. Besides, you can change the title, the destination folder name, adding if you prefer the current date in the generated bookmark. At last, Autobookmarks will create it with each new visited page.
You will be able to put in new domains or file extensions in the Settings Page or by pressing the extension icon in the top right corner of your browser.
Recover from your browser history the pages you have visited for the last three months and the downloaded files, and save it into bookmarks. All of these, filtered by the domains/extensions you have configured.