WHAT: Professional networking based on not just people you already know but those you find by skills, location and more. Connect with Facebook or Twitter and import your professional data from LinkedIn. Zerply  [ @zerply ] gives you multiple designs for your profile page.

LAUNCHERS: Christofer Karltorp, CEO [ @ckarltorp ]. Taaniel Jakobs, CTO. [ @t_jakobs ].

INSPIRATION: "That it was extremely hard to discover new people on LinkedIn and other professional networks," Christofer told LAUNCH by email. "They were also way too...

WHAT: Complete self-service solution for event planners. Manage guests, design and track invitations and RSVPs with consistent branding, etc. Integrates with Eventbrite for ticket sales. Coming soon: networking capabilities so guests can connect with each other before, during and after the event.

Welcu [ @welcu ], originally from Santiago, Chile, is focused on invitation-only and corporate events.

LAUNCHERS: Nico Orellana, CEO [ @norellana, LinkedIn ]. Sebastian Gamboa, CTO. [ @sagmor, LinkedIn ].

INSPIRATION: "We've been geeks and event planners for the last four years putting on the biggest tech conference for entrepreneurs in LatAm and we've discovered that

WHAT: Travelers can book tours with locals anywhere in the world for an "authentic" experience. Vayable [ @vayable ] allows locals to share their culture and make extra money. Focus is on San Francisco and New York.

LAUNCHER: Jamie Wong, CEO [ @jamiejwong, LinkedIn ].

INSPIRATION: "I have always been passionate about discovering new people and new places and sharing those stories," Jamie told LAUNCH via email. "After traveling to more than 30 countries and sharing local secrets in San Francisco and New York as an impromtu tour guide and journalist, I wanted to find a way to help people share their stories, but...

WHAT: Security as a service: regularly crawls your website like a hacker, looking for the most common vulnerabilities, and reports if/how Tinfoil Security  [ @tinfoilsecurity ] gets in and how to fix the problem. Currently in alpha.

LAUNCHERS: Ainsley Braun, CEO [ @ainsleybraun, LinkedIn ]. Michael "Borski" Borohovski, CTO. [ @borski, LinkedIn ].

INSPIRATION: "We were working for government contractors doing software security, and started realizing that a lot of the websites we use every day are insecure," Ainsley told LAUNCH via email. "Whenever we alerted those sites to their vulnerabilities, they would immediately fix them and...

WHAT: Capture family or community stories on video (or audio) and share them. Create a "storytree" by recording a story asking a family member to answer a question you choose. For example, grandchildren can ask grandparents to record a video on how they met. Only those in a storytree can see the posts.

Storytree requires a webcam for video but users can upload any type of content. iPhone app in the works. Considering building storytelling booths.

LAUNCHERS: Matt Sullivan, CEO [ @Matthawaii, LinkedIn ]. Zach Weiner, CTO. [ @Zweinz, LinkedIn ].

WHAT: Create healthy habits with software tools that can be tailored to people's goals and the ways they want to communicate. Current product is Health Month, which makes achieving health goals a social game and is integrated with Fitbit and the Withings scale.

The next product, code-named Budge and expected to be released in about six months, will consider a person's context -- events like parties and conferences, weather and location -- to make relevant recommendations. For instance, if it's raining and you normally run outside, Budge would recommend indoor exercises or the gym to keep you on track. If you ate too much one night, Budge would help you get back on track with losing those five pounds.

LAUNCHERS:  Jen McCabe, CEO, and Buster Benson, CTO.

WHAT: High-end photo printing and shipping to friends and family on an as-needed or monthly basis. Cost is based on how many people you send to: $7 per recipient for 15 4x6 photos, or about $0.47 per print. Picplum's target market is parents of young children.

LAUNCHERS: Paul Stamatiou and Akshay Dodeja. Paul previously co-founded two startups, one of which (Notifo) went through Y Combinator's winter '10 class. Akshay founded electronic dance music site Mugasha.

WHAT: Reduce individuals' energy consumption with game mechanics. Customers see how their usage compares to those of their friends and share their achievements on Facebook. Rewards include prizes like iPads and even electric cars. SimpleEnergy gets context about customers (e.g., house size) from city records and factors in weather conditions when alerting people about their usage trends.

Available only to customers of utilities that work with SimpleEnergy and those who buy a third-party device that attaches to their meter (about $200).

LAUNCHERS: Yoav Lurie, CEO [ @yoavlurie, LinkedIn ]. Justin Segall, EVP [ @JustSegall, LinkedIn ]. Chris Ennis, VP [ @ChrisEnnis, LinkedIn  ].