Wren - Offset your carbon footprint by saving rainforests
GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.
YAYZY - Track the carbon footprint of each purchase in real-time
OpenMRS - OpenMRS is a community-developed, open source, enterprise electronic medical record system platform.
Klima - Go carbon neutral
drchrono - An EHR built for your specialty: