70		Soup ver 0.9 (Windows, 2007)
64		Bernband (Windows, 2014)
64		Electric Highways (Windows, 2015)
63		Home is Where One Starts... (Windows, 2015)
47		Dear Esther (Windows, 2012)
45		9.03m (Windows, 2013)
45		The Beginner's Guide (Windows, 2015)
44		TRIP (Windows, 2012)
43		Library of Blabber (Windows, 2015)
42		Perfect (Windows, 2016)
41		All the Delicate Duplicates (Windows, 2017)
40		Rückblende (Windows, 2007)
40		Comer (Windows, 1998)
40		Small House (Windows, 2000)

Notes: Games similar to Proteus, Games like Proteus, Windows, Adventure, Meditative, Zen, 1st-person, Environmental Narrative Games, Walking Simulators, PC, Game Similarities.