Stykz is a freeware that creates multi-platform stick-figure animation developed by Sons of Thunder Software, Inc. It is a frame-based animation program that works by creating and manipulating stick figures made of nodes and segments. Among its features are Tools like Select tool used in moving figures and pivoting segments around the nodes. Subselect tool allows user to pick individual segments and change their properties, another is PolyFill that fills in areas of a stick figure by drawing a polygon attached to the nodes. Add line and add circle tools let user draw new lines and circle in an existing figure. It also has a figure manipulation feature that allows rotating, scaling, and moving of figures. Aside from that Stykz permits stick-figure importation of Pivot 2.x and 3.x stick files. It supports Windows XP/OS, also available in Macintosh while version for Linux is still under development.