These are some of the ongoing efforts that we know about :
Aggregation of information related to the quake: http://www.onestopportal.org .
Geo-mapping of needs and supplies: http://www.
“One-stop shop” for coordination within Nepal: http://leadnepal.com/
Location of camps and open spaces in Kathmandu: http://bit.ly/1QByC5E
Here are some useful tools:
Available Resources: http://kaha.co/
Live Aftershock Map: National Seismological Center
Person Finder: Google Person Finder
Safety Check: Facebook
Map of food, water, shelter and medical resources: Google Maps