Plover - Browser Airdrop - transfer files to anyone, any device
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.
Starfiles - File hosting done simple
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
Filewatch - Find your public files, before someone else does
Slack - A messaging app for teams who see through the Earth!