Building New Hope
http://buildingnewhope.org/ - Assists communities by selling fair trade coffee, operating career training centers, alternative school and literacy programs.
Aqua Para Vida
http://www.aplv.org/ - Helps rural Nicaraguan communities build their own drinking water and sanitation systems.
http://www.comunidadconnect.org/ - Brings together local Nicaraguan residents and foreigners living in or visiting Nicaragua.