Procore - Procore is the world's most widely used construction project management software. Easy to use, mobile platform with unlimited user licenses.
Castor EDC - Castor offers you a user-friendly and fully featured application for electronic data collection.
Fieldwire - The construction app for project and task management in the field.
GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.
CMiC - Cloud-based, single database PM and financials software
OpenClinica - OpenClinica is an open source clinical trials software.