If you're asking what the best program for making lightsaber effects in pictures is, then I can make a recommendation: If you have GIMP, there's a filter you can get here. Put it in your scripts folder that's in your GIMP installation folder. If you don't have GIMP, you can get it here. Here's how it looks: Of course, you can play around with the settings a bit, see what looks good. I used this to make my saber mod.