Todos

Google Keep has several features including color coding notes, inserting images, creating lists, geo-fencing, shareable notes, and search by color.

A digital notebook application that gives people one place to gather notes and information. .

An open source note taking and to-do application with synchronisation capabilities.

Todoist is a task manager thats useful, fast and easy to use. Accomplish more, every day.Millions of people rely on Todoist to get things done.

Habitica is a free habit building and productivity app that treats your real life like a game. .

TiddlyWiki is a highly customizable notewiki for capturing, organising and sharing complex information.

List-making software with infinite levels of indentation, giving you the flexibility of infinite layers of organization.

Wekan, formerly LibreBoard, is an open-source and collaborative Trello -like kanban board application.

The smart to-do app for busy people.

Colorful & powerful sticky notes app for Windows & Phones. Set reminder alarms, attach them to any website or document, organize them using folders/tags, sync sticky notes between devices & send notes across LAN or to any contact across the globe.

Bear is a beautiful and flexible writing app for note-taking and prose, both on the go for iOS devices and for the Mac OS desktop.KEY FEATURES

TickTick is a simple and effective to-do list and task manager app which helps you make schedule, manage time, remind about deadlines and organize life at home, work and...

Task management has never been this easy. Simplicity, however, is not achieved at the expense of powerful features.

Microsoft To-Do is a simple and intelligent to-do list that makes it easy to plan your day.

Plain text notepad with markdown support and todo list manager for Linux, Mac OS X and Windows, that works together with the notes application of ownCloud.