Big Huge Labs Writer - Writer is a free online distraction free writing environment provided by Big Huge Labs.
SurveyCTO - Collect data you can trust Offline or online, in the field, on the street, or in the lab.
Apache OpenOffice - Apache OpenOffice is an open source, office document productivity suite.
CommCare - The digital platform for impactful frontline work everywhere
Microsoft 365 - Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online
DHIS2 - Manage aggregate data with a flexible data model which has been field-tested for more than 15 years.