Lunchclub - Curated 1:1 professional connections
Pitchcard Explore - Pitch and explore ideas, find collaborators to build things
Serendipity - Serendipity is a PHP-powered weblog engine which gives the user an easy way to maintain a blog.
Pitchbot - Chat with Pitchbot to perfect your VC pitch in 10 minutes.
Coworker Coffee - Coffee with a different coworker each week
8bitdash - Animated 8-bit browser home screens