BeWelcome.org - Sleepy Bike is a community of bicycle touring travellers and those who want to host them.
Sleepy.Bike - the largest free hospitality community
WarmShowers.org - A global community of touring cyclists. Tour. Host. Support
TrustRoots.org - Travellers' community. Sharing, hosting and getting people together.
OpenHospitality.Network - designing a protocol to connect different hospitality exchange platforms to unify the community while enabling greater diversity and long term sustainability of all together.