Avogadro is a multi-platform, open source application that allows three-dimensional, interactive molecular designs to be seen from almost any angle, and has multiple options for you to work with. One of them, called Label, allows information to be placed on each molecule such as: the names and symbols of each element that composes it, the number of atoms, its parti...

★ Top Developer (awarded 2011, 2012, 2013 and 2015) and many years "Editors Choice" ★ AI Factory's Chess is the quickest and easiest way to learn Chess on Android. For years it has been top ranked among the 600+ Chess apps listed! Its first class tutor makes it great for both developing Chess strategy and improving your Chess skills. Completely free! All opt...

Camtasia is a great offshoot of Camtasia Studio, developed exclusively for Macintosh for recording and editing videos filmed from your desktop, either in full screen or a defined space such as a webcam display. Camstasia lets you record videos specifying the source of the sound and even active the webcam if needed. Once the video is shot, you can edit it with a spe...