Slite - Your company knowledge
Planndu - Planndu is a simple task manager app for individuals that helps you to improve productivity and stay focused. It has features to set reminders, status, priorities, and focus techniques to improve concentration and get more of your day.
Planyway - Visual project management for Jira and Trello: manage resources, build project roadmaps, use time tracking.
Basecamp Personal - Manage all your small projects for free
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.
Flow - Stop managing projects from your inbox.