Castor EDC - Castor offers you a user-friendly and fully featured application for electronic data collection.
inFlow Inventory - inFlow Inventory is inventory management software for small businesses.
GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.
Snipe-IT - Managing assets with a Google doc or a shared Excel spreadsheet is more common than you think.
OpenClinica - OpenClinica is an open source clinical trials software.
Skyware Inventory - Web-based Inventory Management.