Web Design Instructional Guide
Assisting Instructors with 21st Century Skills
Mind Mapping Tool Examples
Most of Mindjet's users are companies willing to pay for it though: It's $15/mo per user for the individual plan, and $30/mo per user for the enterprise plan.
XMind is completely free and open source. Plus will set you back $79 one-time, Pro is $99 one-time, and a subscription to Pro and all of its updates is $79/yr.
Lucidchart is free software intended for IT/Engineering, Product Management & Design, and Business but can easily be adapted for instruction planning.
Freemind is a free, GNU General Public Licensed mind mapping app built in Java, so it runs on just about anything you throw it at.
Educators Can Use Mind Mapping in the Classroom
Lifehacker polled its readers to find the five best mind mapping tools - those winners are provided here along with free resources used in the Master of Instructional Technology program.