GeeXLab 0.16+ comes with a new and cross-platform way to live code GLSL shaders:
http://www.geeks3d.com/hacklab/20170618/new-way-to-live-code-glsl-shaders-in-geexlab-0-16/
(http://www.geeks3d.com/public/jegx/2017q2/geexlab-live-coding-glsl-shaders.jpg)