I have released more than 150 cartridges. Here are some of the latest.
All have been 8K ROM without need of 32K Memory Expansion. Apart from 3 cartridges including need of GROM, 64K ROM or 32K Memory Expansion.

Minesweeper (game) Nonogram (game) Snake Plissken (game) Bubbles (demo)
Parallax Starfield (demo) Squary (game) Piet Mondrian (demo) V0.4 Restless II (game) V0.4