Wiggles/Diggles/Gnomy is described as 'Diggles: The Myth Of Fenris is a game released by Innonics on 27 September 2001. The game is a side-scrolling strategy game which is based on a 3D-engine' and is a RTS Game in the Games category. There are five games similar to Wiggles/Diggles/Gnomy for Mac, Windows, Linux, Steam and SteamOS. The best alternative is Dwarf Fortress, which is free. Other Wiggles/Diggles/Gnomy like games are RimWorld (Paid), Widelands (Free, Open Source), Oxygen Not Included (Paid) and Valhalla Hills (Paid).
RimWorld follows three survivors from a crashed space liner as they build a colony on a frontier world at the rim of known space. Inspired by the space western vibe of Firefly, the deep simulation of Dwarf Fortress, and the epic scale of Dune and Warhammer 40,000.
Oxygen Not Included is a space-colony simulation game. Manage your colonists and help them dig, build and maintain a subterranean asteroid base. You'll need water, warmth, food, and oxygen to keep them alive, and even more than that to keep them happy.
Valhalla Hills is a building strategy game in the tradition of games like The Settlers or “Cultures”. The player has to lead his outcast Viking heroes to the top of a mountain, where a magical portal is leading to Valhalla.