Games like RIVE
Games like RIVE include Bit Blaster XL, Alex Jones: NWO Wars, Contra: Operation Galuga, METAL SLUG, and Huntdown. We matched them by the tags players give RIVE on Steam (Shoot 'Em Up, Twin Stick Shooter, Arcade, 2D Platformer, and Hacking): closest matches first, and among equally close ones the better-known games.
Bit Blaster XL
Shared: Shoot 'Em Up · Arcade · 2D
Alex Jones: NWO Wars
Shared: Arcade · Shoot 'Em Up · 2D Platformer
Contra: Operation Galuga
Shared: Arcade · Shoot 'Em Up · 2D Platformer
METAL SLUG
Shared: Arcade · Shoot 'Em Up · 2D
Huntdown
Shared: Shoot 'Em Up · 2D · Side Scroller
Planes, Bullets and Vodka
Shared: Shoot 'Em Up · Arcade · Action
Beat Hazard
Shared: Twin Stick Shooter · Shoot 'Em Up · 2D
Warhammer 40,000: Shootas, Blood & Teef
Shared: Shoot 'Em Up · 2D Platformer · Twin Stick Shooter
Cyberhunt
Shared: Shoot 'Em Up · Twin Stick Shooter · Arcade
Nova Drift
Shared: Shoot 'Em Up · Arcade · 2D
Kero Blaster
Shared: Shoot 'Em Up · Arcade · Side Scroller
Rise & Shine
Shared: Twin Stick Shooter · 2D Platformer · Shoot 'Em Up
METAL SLUG 3
Shared: Arcade · Action · Shoot 'Em Up
Rogue Stormers
Shared: Shoot 'Em Up · Twin Stick Shooter · Arcade
Guns, Gore & Cannoli
Shared: Shoot 'Em Up · 2D · Action
METAL SLUG X
Shared: Arcade · Shoot 'Em Up · 2D
Geometry Wars: Retro Evolved
Shared: Twin Stick Shooter · Arcade · Shoot 'Em Up
Terminator 2D: NO FATE
Shared: 2D Platformer · Arcade · Side Scroller
Rogue Legacy 2
Shared: Arcade · Action · Platformer
Nex Machina
Shared: Twin Stick Shooter · Arcade · Shoot 'Em Up
METAL SLUG 2
Shared: Arcade · Shoot 'Em Up · 2D
Gravity Circuit
Shared: 2D · Action · 2D Platformer
Ikaruga
Shared: Shoot 'Em Up · Arcade · Action
BALL x PIT
Shared: Arcade · Shoot 'Em Up · Action