That all sounds great. Another piece of freeware graphics software that might interest you is GNU Image Manipulation Program (GIMP).
If you want to reproduce those cases, this site might be helpful:
https://starwarsscreencaps.com/
But also be aware, the producers of everything Despecialized are very much aware of ldsentertainment, and that site and whoever runs it are despised around here for obvious reasons.
Thanks. That link is really good. I was originally planning on opening the movies up in a program to scroll through it and copy pics of a frame.