SurveyCTO - Collect data you can trust Offline or online, in the field, on the street, or in the lab.
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
CommCare - The digital platform for impactful frontline work everywhere
XYplorer - File Manager for Windows
DHIS2 - Manage aggregate data with a flexible data model which has been field-tested for more than 15 years.
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.