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Momentum is a powerful habit tracker that boosts willpower and helps you reach your goals.

It is designed for Mac and iPhone users to make lists and stay organized.

Organizes and reminds you about important events in your life.

Free open source todo manager. It grew out of frustration about other programs not handling composite tasks well.

Find out how millions of users worldwide have revolutionized the way they think.

Create and publish various diagrams to represent your idea.

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Windows Mac

Open Color Tools

Open Color Companion

Free

Create color palettes for all your products and client projects.