New developments at the popular bookmarking site makes it possible to use StumbleUpon without the toolbar and even before You sign up. The Stumble before you sign up is sure to be popular with casual users and increase activity within the site.

Now using a new topic-based navigation Stumbleupon users can browse popular pages from the “Recently Popular,” “Most Shared” and “Recently Rated” tabs. In addition

If you’ve already signed up for a StumbleUpon account, you can continue to Stumble (browse) using the Web toolbar to rate and share your favorites.

A really great new feature is that your Stumble profile and favorites can now be accessed from any computer. Your browsing preferences and social bookmarking history is saved from your profile and stored with all the other content in your Stumbleupon Profile. And you can do all this regardless of whether the computer you’re using has the StumbleUpon toolbar installed or not.

Stumbleupon has also made some brand new adjustments to their profile pages. You now have much more control over your Stumble blog and how the content is displayed. You can embed images, sites and videos into your blog pages. Create headlines and titles for your entries and choose from a variety of new themes.

With all of these changes and especially the new “No Stumble Toolbar Needed” rule Stumbleupon is definitely set for a new rush of visitor usage and traffic. Will you be ready to get your fair share of SU traffic… Here’s a top selling guide and video for getting traffic with Stumbleupon.