URL:

http://www.topsy.com

What is Topsy?

Topsy is a search engine that uses Twitter’s tweets to determine the popularity of a link.  This means you can quickly find trends and hot topics across the internet using Topsy.  Instead of basing its results off of a much slower determining popularity system such as search engine bots and link popularity.  Think of each Twitter user itself as a website.  Their popularity helps determine the popularity of topics tweets across the Twittosphere.  This is an excellent way to find and discover things on the internet, different from the conventional search engine method.

What you may not know about Topsy

Since Topsy is based on Twitter tweets, you can find newer content faster on the internet.  This means you can search results using their time filter (found on the left after a search query) and get newly popular topics within the last hour!  Amazing.

Watch this quick video and check it out for yourself:

URL:

http://www.productplanner.com

What is ProductPlanner?

Product Planner is a tool to create user flows on your web products.  Learn how user registration or user invites work on popular sites such as Facebook, Twitter, Myspace and more.  Each step-by-step user flow shows you how you can model your user flows off of currently popular successful systems that are already working.

What you may not know about ProductPlanner

You can create your owner user flows directly by copying a current system, such as Twitter’s user sign-up and modify it to match your websites user sign-up.  This is a great way to learn how to optimize your sites user flows and increase user activity on your website.

Here’s a quick video on ProductPlanner:

http://www.twitter.com

What is Twitter?

Twitter is a free social networking and micro-blogging service, that allows its users to send and read other users’ updates (otherwise known as tweets), which are text-based posts of up to 140 characters in length. Updates are displayed on the user’s profile page and delivered to other users who have signed up to receive them. The sender can restrict delivery to those in his or her circle of friends. (read more at Wikipedia)

What you may not know about Twitter

Twitter has a search tool that allows you to search what other users at ‘tweeting’ about. This tool is a great way to find help on a subject, popular trends, or maybe a deal on a product you’re looking for, or a link about a subject. Regardless of the topic, people ‘tweet’ about things everyday and you can use that to your advantage with Twitter Search. Twitter search can be found at search.twitter.com

Here’s a quick video on Twitter Search: