Glad you like, Antoine. I'm actually a programmer, but also an avid science enthusiast. Feel free to use my images, you can find some more at
www.astrobin.com/users/GreatAt… (and generally on Astrobin, including some with much better resolution and quality than mine).
You might be interested in reading the solarchat.natca.net forum, lots of info on solar imaging, equipment and processing. Some of the members are based in Switzerland.