Similar to YAMAP

• 

  Arrow (SNS)

  
• 

  Bebo

  Bebo
  
• 

  BirdFish

  
• 

  Bondee

  
• 

  BuddyPress

  BuddyPress
  
• 

  Craigslist

  Craigslist
  
• 

  Employee Generated Media

  
• 

  Fotopedia

  Fotopedia
  
• 

  FreedomBox

  FreedomBox
  
• 

  Friend of a Friend

  FOAF
  
• 

  Google Buzz

  Google Buzz
  
• 

  Heello

  Heello
  
• 

  Identi.ca

  Identi.ca
  
• 

  IEARN

  
• 

  INaturalist

  INaturalist
  
• 

  InterNations

  
• 

  Ipernity

  Ipernity
  
• 

  ITunes Ping

  ITunes Ping
  
• 

  Lang-8

  Lang-8.com
  
• 

  Letterboxd

  Letterboxd
  
• 

  LiveConnect

  LiveConnect
  
• 

  Lounge Lounge

  
• 

  Medium (Webサービス)

  Medium (website)
  
• 

  Mobion

  
• 

  Netlog

  Netlog
  
• 

  Open Salon

  Open Salon
  
• 

  OpenSNP

  OpenSNP
  
• 

  OpenSocial

  OpenSocial