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.

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

Wunderlist helps millions of people around the world capture their ideas, things to do and places to see.

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

Laverna is a JavaScript note taking application with Markdown editor and encryption support. Consider it like open source alternative to Evernote.

Colorful & powerful sticky notes app for Windows & Phones.

Take your tasks anywhere with this feature-packed application. See tasks located nearby, add and complete tasks on the go, organize upcoming tasks, and sync it all seamlessly with Remember The Milk. Desktop app available for Pro users.

Part of the Microsoft Office Suite, Outlook is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.

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. Todoist lets you manage your tasks anywhere. At home. At school. At work. Online.

Built on everything that we've learned from Gmail, Inbox is a fresh start that goes beyond email to help you get back to what matters. Bundles, because some messages just belong together. Promotions are now neatly organised.

Tomboy is a desktop note-taking application for Linux, Unix, Windows, and Mac OS X. Simple and easy to use, but with potential to help you organize the ideas and information you deal with every day.

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

CintaNotes is an ultra-ergonomic, productivity-boosting notetaking app for Windows. It will help you collect, organize, and find any information.

Taskade is a new way to create team task lists and notes. Make lists, organize your thoughts, and be inspired to get things done. Taskade let's you create simple and smart checklists, outlines, and notes for teams. .

Get more done with the Google Tasks mobile app. Manage, capture, and edit your tasks from anywhere, at anytime, with to-dos that sync across all your devices. Integrations with Gmail and Google Calendar help you get tasks done—faster.

Springpad makes it easy to save notes, products and places you want to remember - from tasks and lists to products, places, movies, recipes and more.

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

An easy to use, web-based to-do list. Get organized, stay motivated, and be more productive. Toodledo allows you to: ## Organize Your Tasks.

wikidPad is a Wiki-like notebook for storing your thoughts, ideas, todo lists, contacts, or anything else you can think of to write down.

Task management has never been this easy. Simplicity, however, is not achieved at the expense of powerful features. Download your free trial today and start getting more things done with less effort.

Zulip is a group chat app. Its most distinctive characteristic is that messages are threaded by topic, helping you have long-running, organized conversations.

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

Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists. It is designed for composite tasks, and also offers effort tracking, categories, notes and more.

OmniFocus is designed to quickly capture your thoughts and ideas to store, manage, and help you process them into actionable to-do items.

Freedcamp is an alternative to Basecamp that has some free features, while some basic functionality is provided via purchased upgrades.