Org-mode Alternatives for Windows

Google Keep is a cloud based note taking application.

Zim is a graphical text editor used to maintain a collection of wiki pages.

Joplin is an open-source free note taking and to-do application.

Tomboy is a desktop note-taking application for Linux, Unix, Windows, and Mac OS X.

ToDoList is a jack-of-all-trades organizer software that goes far beyond managing shopping lists. The tool allows to create short and precise task list.

A simple and friendly task manager written in Python.

MyLifeOrganized (MLO) is the most flexible and powerful task management software for getting your to-dos finally done.

Ora is a real-time all-in-one workspace for teams.

EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries, etc.

todo.txt is software and operating system agnostic; it's searchable, portable, lightweight and easily Todo management software.

UV Outliner is a single pane outliner with multicolumn support.

Conqu is a simple yet powerful task management tool designed to help you conquer your inbox and get things done.

Manuskript is an open-source tool for writers.

Go For It is a simple and stylish productivity app, featuring a to-do list, merged with a timer that keeps your focus on the current task.

Holiline Reminder is a free software calendar program for Windows.