https://classicgames.space/ 2025-06-01 weekly 1.0 https://classicgames.space/games/snake/ 2025-06-01 monthly 0.8 https://classicgames.space/games/2048/ 2025-06-01 monthly 0.8 https://classicgames.space/games/tetris/ 2025-06-01 monthly 0.8 https://classicgames.space/games/reaction_test/ 2025-06-01 monthly 0.7