- Namecoin with its decentralized domain names (.bit)

- http://twister.net.co/ fully decentralized P2P microblogging platform

- BitTorrent is working on decentralized web browser - BitTorrent Sync/SyncNet can view it peer-to-peer without the need to access a traditional server-based website.
  http://torrentfreak.com/bittorrent-sync-used-to-create-decentralized-web-browser-140204/
[/b]

And probably few more I didn't remember right now or don't even know about.