Standard Notes - A safe place for your notes, thoughts, and life's work
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.
OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
Flashnote - Flashnote is a quick notes manager
doxy.me - Affordable telemedicine solution.
Tot - Convert any text into a Trello task