Have you ever been on a trip and found out later that a good friend happened to be in the same area at the same time, but neither of you realized it? Ban.jo is an app for Android and iPhone that uses multiple social networking sites to let you know when your friends are nearby and help you connect with them.  According to Banjo:

Banjo gives you Social SUPERPOWERS!  Banjo taps into the most powerful social networks: Facebook, Twitter, Foursquare, Instagram and more, to provide a real time view of what’s happening anyplace, anytime.  Our powerful patent-pending ripple technology monitors the social graph in real time so you don’t have to.  Banjo alerts you when friends are near so you never miss the chance to connect.

Banjo also has a blog.

http://ban.jo/

Do you love internet radio but wish it was a bit more social?  Do your friends on social networking sites have great taste in music?  Would you like to mix all their music posts together into a playlist?  Serendip.me is a website that combines music streaming and social networking to create a social online radio station that plays the music that your friends post on Facebook and Twitter.  According to Serendip:

Serendip is a social music radio service, connecting you with great music through friends and music soul mates.  Serendip creates a personal music channel in real-time based on music shared on social networks.  In a nutshell, it’s the music station you always dreamed of, where you get to pick out the DJs.  Serendip plays the sound of NOW.  We play what’s going on now, what is shared by the people you listen to on the different social networks, what is hot and worth listening to.  All you have to do is tune in…

You can easily share any song played on Serendip through Facebook Twitter and email.  If one of your social networking friends has not such great taste in music you can remove them as a DJ.  You can also add DJs other then your Facebook and Twitter friends.  Serendip also has a blog.

http://serendip.me/

Do you have a lot of friends on Facebook that you don’t know all that well?  Do you wish social networking was a little more private?  Would you prefer to send some of your more personal status updates to a smaller group of closer friends and family?  Everyme.com is a social networking website and mobile app that makes it easy to maintain your privacy and share with small groups of specific people.  According to Everyme:

We believe most stories are meant to be shared with your closest friends, not with 470 random acquaintances…  Your best friends and family members are everywhere.  Communicate in the place that best works for them.  With Everyme, you can share stories and chat with anyone who has an email account or a mobile phone with no sign-up necessary.  When you add people to Circles, you and your friends can choose whether to contact them through the app, email, or by text…  There’s no public option on Everyme so you never have to worry about your photos and messages ending up in the wrong place.

There are apps for both Android and iPhone.  Everyme also has a blog.

https://everyme.com/

Have you ever wished you could travel back in time?  Do you think the posts you made a year ago on various social networking sites are just as interesting and relevant as the posts you’re making today?  Or perhaps you’re just curious about what you were up to a year ago?  Timehop.com is a virtual time machine service that sends you a daily email of all the memories you made via social networking websites exactly one year ago.  According to Timehop:

Your Life Story  …is being told by the digital content you produce.  But so far, this content remains disaggregated and siloed across devices and services.  We believe there’s a massive untapped opportunity in the history sections of today’s web services.  We’re a young startup, backed by the same investors as foursquare, twitter, tumblr, and runkeeper and we’re building the ultimate personal history experience.

Timehop surfaces memories from: Facebook, Twitter, Foursquare, and Instagram.

http://timehop.com/

Are you a foodie?  Would you like to visit some of your city’s top restaurants more often but find it difficult to find people who share your strong passion for fine dining?  Grubwithus.com is a social networking website for foodies, where you can sign up for group meals featuring tasting menus at top restaurants in your city.  According to Grubwithus:

Grubwithus is a social dining network that brings people together over tasting menus at top restaurants.  Pioneering the “in real life” movement, Grubwithus aims to take your online social networks back offline…  Grubwithus is a site that allows users to meet awesome people, while dining at some of the city’s best restaurants.

Grubwithus is looking to add more cities so if your city isn’t covered yet you can suggest it for consideration.  If your city is covered but there are currently no meals offered you can start one yourself.  You can also join groups of people in your city based on a shared interest and browse profiles of other diners.  Grubwithus also has a blog.

https://www.grubwithus.com/

Does it seem like your friends all listen to different music?  Would you like to make new friends and connect with people who like the same music that you do?  Fellody.com is a social networking website that analyzes your tastes in music and helps you find new friends who share those same musical tastes.  According to Fellody:

Think about it, music is one of the most influencing parts of our lives.  It determines our (dress) style, our political view and often even our friends.  Some say ‘opposites attract’, we say ‘not when it comes to music’  …Fellody is a social networking service that connects you with people who share your taste in music.  It’s quite simple: our system compares your taste in music with all the other members on fellody.com and there we go: you got match!  …Find your musical counterpart and start meeting new people today.

Fellody can use either iTunes or Windows Media Player to determine your music tastes.  Things that you listen to more often are weighted heavier then things you listen to less often, and if there is music you’re embarrassed about you can tell Fellody not to use it at all.  Fellody also has an app for Facebook.

http://www.fellody.com/

Do you love beer?  Would you like an easy way to keep track of what all your friends are drinking and where they’re drinking it?  Untappd.com is a social networking website and mobile app that is dedicated to beer enthusiasts.  According to Untappd:

Untappd is a new way to socially share and explore the world of beer with your friends and the world.  Curious what your friends are drinking or where they’re hanging out?  Just check their profile where you can toast and comment on their beers!  Untappd will offer you beer recommendations based on what you and your friends have been enjoying, so you’ll have no reason to not try something new!  As additional encouragement, Untappd allows you to earn a number of cool badges for completing a variety of different criteria.

Want beer networking on the go?  There are native apps for Android and iPhone, and a mobile site to cover other mobile devices.  Untappd also has a blog for all the latest beer news.

http://untappd.com/

Do you have your upcoming year all planed out?  Would you like to share all the fun things you have planned with your friends?  Or perhaps you would like to broadcast your goals to world so that you can be held accountable?  FutureYear.com is a new social networking website that focus on the future (the next 12 months to be specific) rather than the present or the past.  According toFutureYear:

You have Facebook for catching up with past friends made and viewing past photos etc.  Twitter is all about the present, what is happening right now around the world.  FutureYear looks beyond your past and present and asks what are you and your friends doing in the future.  FutureYear is all about your next 12 months.  Broadcast what you have planned, where you’ll be around the world, and what your ambitions are for the next year.  Share with friends, even if they’re just ideas at the moment!

In addition to broadcasting your future, you can also use FutureYear to search for events or other things to do, find out what your friends are doing, and more.  If you’re already a member of Facebook or Twitter, FutureYear makes it easy to find and connect with your friends.  FutureYear is currently in beta and is looking for feedback.  FutureYear also has a blog.

http://www.futureyear.com/

Do some of your friends post every boring detail of their lives on social networking websites?  Does it seem like it takes forever to weed through all the pointless drivel on your news feed to find a few interesting posts?  KnowAbout.It is an online service that analyzes the content from your various news feeds on social networking sites, cuts out the inane garbage, and leaves you with only the most interesting and relevant posts.  According to Know about it:

The social web is an incredibly busy place that never stops.  As a person that has to take time to work, eat, and sleep (not to mention relax and have fun) it’s easy to miss so much of the good stuff passing through your social streams every day.  Know about it helps fix this problem by collecting all the links passing through your social streams 24 hours a day, 7 days a week, 365 days a year.  As we collect these links, we also perform a bunch of analysis on each one to determine which are most likely to be of interest to you.  The end result is a lot of quick and simple ways to stay up with the best stuff passing through your social streams, but on your own schedule and based on your personal interests!

Know about it also has a blog.

http://www.knowabout.it/

Could you use a little advice to help figure out some of life’s challenges, like what career path you should take or how you should manage your money?  Do you like to take quizzes?  TestQ.com is social networking website built around quizzes, that help you answer life’s tricky little questions regarding your career, finances, and education.  According to TestQ:

TestQ.com is the best career quiz site, period.  On TestQ, you’ll find fun, authoritative, insightful quizzes that will help you learn more about your career, your financial IQ, and your educational possibilities.  You can even learn specific skills you’ll need to get ahead at your career and discover what you really should be now that you’re grown up.

TestQ has three main categories of quizzes: Career Quizzes can help you decide which career path you should take, Money Quizzes can help you decide how to better manage your finances, and Education Quizzes can help you decide what to major in college.  TestQ also has a job search feature, a community section, a photo gallery, discussion forums, and more.

http://www.testq.com/