Short description of BigSite Toolbar 1.5a: The BigSite toolbar offers a quick search page. Tools on this browser addon range from a browser sniffer to making sure your browser has the right media software installed to experience the web in full. With the latest version, there has been a ton of updates to the Links section and freebies to play around with. One-click access to new RSS feeds and program files in the new sections make this the easiest BigSite Toolbar yet.