Games like A Proof of Concept

Penumbra: Black Plague Gold Edition is an indie action-adventure game developed by Frictional Games. It came out on 23-01-2009. It was published by Frictional Games. Penumbra: Black Plague Gold Edition has a Metascore of 78, based on professional reviews. The game is rated as "Recommended" on RAWG. Penumbra: Black Plague Gold Edition is available on macOS, Linux and PC. The game is sold via Steam.

To the Moon is a casual, action, adventure and RPG game developed by X.D. Network, Freebird Games and GEORGIOS SYKIOTIS. It was originally released in 2011. Freebird Games published the game. To the Moon has a Metascore of 81, based on professional reviews. The game is rated as "Exceptional" on RAWG. You can play To the Moon on PC, Nintendo Switch, Android and Linux. The game is sold via Nintendo eShop, GOG, Steam and App Store. Kan Gao and Laura Shigihara scored the game.

The Fruit of Grisaia is a casual adventure game developed by Front Wing. It was originally released in 2015. It was published by Sekai Project. Most rawgers rated the game as "Recommended". You can play The Fruit of Grisaia on PC, PSP and PS Vita. You can purchase the game on Steam.

Katana-Ra: Shinobi Rising is a casual, action, adventure and strategy game developed by W.R.K.S Games. It was originally released in 2023. W.R.K.S Games published the game. You can play Katana-Ra: Shinobi Rising on PC. The game is sold via Steam.

Gemini Rue is an indie adventure-RPG game developed by Wadjet Eye Games and Joshua Neurnberger. It was originally released in 2011. It was published by Wadjet Eye Games. On review aggregator Metacritic, Gemini Rue has a score of 82. Most rawgers rated the game as "Recommended". Gemini Rue is available on Android, Linux, macOS and iOS. You can purchase the game on GOG, Steam, Google Play and App Store. It was scored by Nathan Allen Pinard.

Voxel Interceptor is an indie action game developed by New Atlantis Games. It was originally released in 2017. It was published by New Atlantis Games. The game is rated as "Skip" on RAWG. You can play Voxel Interceptor on PC. The game is sold via Steam.

Santa's Special Delivery is an indie action game developed by Drunk Robot Games and Effinvance. It came out on 11-12-2016. Cerulean Games published the game. Most rawgers rated the game as "Skip". You can play Santa's Special Delivery on macOS, PC and Linux. The game is sold via Steam.

Intro Maker is an indie game developed by Spinning Hat Studio. It was originally released in 2018. It was published by Spinning Hat Studio. Most rawgers rated the game as "Exceptional". You can play Intro Maker on PC. You can purchase the game on Steam.

Chameleon (2005) is a casual, action, shooter and adventure game developed by Opera House, Silver Wish Games and Joyfulstar. It was originally released in 2005. Joyfulstar published the game. Most rawgers rated the game as "Meh". You can play Chameleon (2005) on PC. You can purchase the game on Steam, PlayStation Store and Nintendo eShop. Libor Kvasnička produced the game. Petr Vochozka directed the game.

Dream Trigger 3D is a game. It was originally released in 2011. It was published by D3 Publisher. Dream Trigger 3D is available on Nintendo 3DS. The game is sold via Nintendo eShop.

Prompt is an indie game developed by Peter Gutenko. It came out on 06-07-2015. It was published by Peter Gutenko. You can play Prompt on macOS, PC and Linux. You can purchase the game on Steam.

Fright Night Sex Fest is a simulation game developed by SinVR. It came out on 18-12-2020. SinVR published the game. Fright Night Sex Fest is available on PC. You can purchase the game on Steam.