Neroidea is a free collection of light browser games and an AI art prompt gallery. Play Soft Melon (a soft-body fruit merge with a knead mechanic), Magic Cube (3D Rubik Cube with a Kociemba solver and scramble timer), Daily Equation (a Wordle-style math puzzle, the same for everyone each day) and Flow Field (an ambient particle toy). The gallery pairs 800+ curated AI artworks with the full, copyable prompt behind each image. No installs, no accounts, bilingual.