This is by no means comprehensive. That’s probably not possible. You’ve heard of a lot of them, to be sure. A lot of these sites are helpful. Some are funny. A couple are weird. All are interesting. Add your own to the comments section and I will feature them - and you - in Part II.
1 - Social Chiefs. See a weekly report of the top “social chiefs” across facebook, Twitter and Linkedin. Sign up and see your position. http://www.socialchiefs.com
2- TwimeMachine. See your last 3,200 tweets. You always get new followers and they didn’t see your really good stuff from 6 months ago. And your other followers don’t remember so you can repost. http://www.twimemachine.com
3- Social Media Glossary. Get the definitions to 120 social media marketing terms you forgot the meaning of.
4- Email Alerts. Important stuff coming up? Send yourself reminders in your email with alertful. http://www.alertful.com
5- Highlight Webpages. Easily highlight sections of any webpage that you want to emphasize and share the highlighted link with coworkers and friends. http://www.awesomehighlighter.com
6- Customized News. Compile top news you choose in one site. http://www.topicfire.com
7- Search Twitter Bios. Looking for specific Twitter people in a certain niche? Search their bios by keywords. http://www.followerwonk.com
8- Your Twitter Account Price. See how much your Twitter account is worth in US dollars. http://www.whatsmytwitteraccountworth.com
9- Online Coupon Codes.“In this economy?” Get tons of codes for online coupons for thousands of retailers. You can even upload ones to share. http://www.retailmenot.com
10- Need a Public Toilet? Find a public lavatory anywhere in the world. Share locations of clean restrooms you have found. Talk about the power of social media to help! http://www.sitorsquat.com
11- Printable Blogs. Turn your favorite RSS feeds into a magazine and printer-friendly versions. http://www.tabbloid.com
12- No Gray Areas in Life. Play the game Which Is Worse? You are presented with two scenarios and you HAVE to pick just one. Funny and, at times, thought provoking. http://www.whichisworse.com
13- Free facebook Page Tabs. If you don’t know code but still want a decent welcome page for your facebook page pagemodo will let you create an iFrame for free. http://www.pagemodo.com
14- Scatterbrained? Sync your Google calendar with facebook here.
15- Share Screenshots of Web Pages. With Bounce you can capture any screenshot of any webpage. You can then make notes and share the link. http://www.bounceapp.com
16- Cut Any Song to Custom Length. Need a song for a ringtone or other use? Cut songs here: http://www.mp3cut.net
17- Prove A Point. Create a Google search for someone and share the link with Let Me Google That For You. You can have all sorts of fun with this one. http://www.lmgtfy.com
18- Purge Inactive Twitter Uses. Strengthen your Twitter following-to-followed ratio by unfollowing accounts that are not tweeting. You can specify the number of days since last Tweet. Each month I purge all accounts that have not tweeted in 45 days or more. http://www.untweeps.com
19- Track Your Brand in Your Email. With Nutshell Mail you can monitor your brand presence on facebook and Twitter by having a summary sent to your email. http://www.nutshellmail.com
20- Do Anything You Want. If you go to http://www.zombo.com you can do anything in the world you want to do.