Bear Simulator - Bear Simulator is an Action-Adventure and Single-player Simulation by Farjay.
StreetPlan.net - Free complete-street cross-section design tool. An alternative to Streetmix.net, with better graphics, more options, and best practice guidance.
Cities: Skylines - Cities: Skylines is a Construction and Management, City Building, and Single-player Simulation developed by Colossal Order and published by Paradox Interactive.
Happy City - Transforming Our Lives Through Urban Design
Streetmix - DIY urban planning
Barbershop Simulator - Another pointless simulator