Rebaslight is described as 'How to make Lightsaber special effects!'. There are four alternatives to Rebaslight for a variety of platforms, including Windows, Mac, Linux, PortableApps.com and Steam. The best alternative is Blender, which is both free and Open Source. Other great apps like Rebaslight are Adobe After Effects (Paid), MagicaCSG (Free) and picoCAD (Free).
Adobe After Effects is the premiere digital video effects software used industry wide for film making and TV production as well as creative work including high-end video intros and audio-reactive music visualizers.
picoCAD is a program to build and texture lowpoly 3D models. Programs for modelling are overly complicated, picoCAD aims to make it fun, easy, and accessible by focusing on the bare essentials. This program was made using pico 8.