The things: Flixel, FlashDevelop, Aseprite, Bfxr, atrk-bu, VLC (for converting music to MP3).

Self-imposed specifications
– Display: 800×480 (zoomed 400×240).
– No text at all if possible.
– Input: arrow keys, Z (or Y*) and X.
– Palette (no whites nor blacks):

We’ll see where this takes me…

* Because Germany!