uLouder - Modern Craigslist and Nextdoor for urban nomads
rysolv - Fix open source issues, get paid
Explore nearby places for Airbnb - Discover must-see places when browsing Airbnb (Chrome ext)
uTask - Hire a coder by having them do a real-world task
Whereabouts - Write posts and chat (group or 1-on-1) with people nearby!
Teamtailor - Teamtailor is the hub of recruitment that attracts candidates and manage their applications.