chat app

Powerful, free image editing application; now a native Mac app.

3D mapping app for transferring waypoints, tracks, and routes.

Collaborative communication app.

Calculation app based on finite elements.

Menu bar app to keep your Mac from sleeping.

Companion app for Pogoplug storage devices.

Open-source Facebook Messenger app.

Popular mind mapping and project management app.

Quoting headers like Outlook and signatures in Mail.app.

Template-based iOS app-development software.