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Cytopia: Open-source city simulator with pixel-art graphics

Cytopia: Open-source city simulator with pixel-art graphics 

Cytopia Logo


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Language grade: C/C++

Quality Gate Status


Website/Forums – –
YouTube – Cytopia –
Twitter – @CytopiaGame –
Reddit – r/Cytopia –
Discord – Cytopia –
Patreon – Cytopia by Jimmy Snails –
Itch io – Cytopia –
GitHub – Cytopia by CytopiaTeam –
Translation project on Weblate – Cytopia –

Cytopia is a free, open source retro pixel-art city building game with a big focus on mods. It utilizes a custom isometric rendering engine based on SDL2.

Current Key Features:

  • Custom UI System, based on JSON. Highly moddable
  • SDL2 based rendering engine written in C++
  • Camera panning, zooming, relocating
  • Terrain manipulation
  • Procedural Terrain Generation
  • Pixel-art graphics made by graphics team lead by Kingtut 101
  • An original soundtrack, ambient noises, and sound effects made mostly by MB22
  • A Qt based tile editor for editing TileData JSON files

Planned features:

  • Biomes
  • OpenGL Renderer
  • Gameplay mechanics
  • In-Game Mod downloading mechanism
  • Android / iOS
  • Scripting language for mods (like LUA)

For code documentation see the projects Doxygen Documentation.

If you have questions or if you want to join the project, visit the Projects Discord Server
If discord is not for you, visit our IRC channel on freenode at #Cytopia

In case you want to support our project on patreon, visit our Patreon Page

Supported Platforms

Linux (clang / g++-5 or higher)


CMake 3.11 or later


Build instructions


Coding guidelines


Work-in-Progress Screenshot

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