Definitive Healthcare - Definitive Healthcare provides up-to-date, comprehensive and integrated data on hospitals, physicians, and other healthcare providers.

EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.

Optima Therapy for SNFs - Medical Practice Management

Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.

eClinicalWorks - eClinicalWorks - the largest Cloud EHR in the nation. Make the switch to eClinicalWorks

Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.