Synology Note Station - Without needing to spend money on Evernote, Synology Note Station provides a desktop client to organize all your random notes in one place.
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
Pocket Lists - World’s Friendliest To-Do List App
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
todoZero - A powerful to-do and note app for busy people.
Confluence - Confluence is content collaboration software that changes how modern teams work