Games like Spaceguard 80

Games like Spaceguard 80 include Cyberhunt, Pikuniku, Juicy Realm, RADical ROACH Remastered, and TouHou Makuka Sai ~ Fantastic Danmaku Festival. We matched them by the tags players give Spaceguard 80 on Steam (Action, Indie, Casual, Adventure, and Shoot 'Em Up): closest matches first, and among equally close ones the better-known games.