Illwinter's Floorplan Generator — Steam capsule
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Illwinter's Floorplan Generator Free Download

by Illwinter Game Design

Windows · macOS · Linux · May 3, 2018

RPGDesign & IllustrationUtilities
Download Now Data checked on Steam: Oct 20, 2026
Fit check

Is Illwinter's Floorplan Generator worth it for you?

We tell you who should skip it, too.

Play it if you…

Good fit
  • Tabletop RPG game masters who create encounter maps
  • Virtual tabletop users who need exported dungeon or wilderness layouts
  • Map makers who want terrain-driven automatic boundaries

Skip it if you…

Saves you a refund
  • Users seeking a full campaign-management or roleplaying game system rather than a floorplan editor
  • Map makers who need freeform, non-grid composition as the primary workflow
  • Users looking only for a general-purpose illustration or painting program

Drafted from Steam store data with AI and reviewed by an editor · How we write fit checks · Report an error

Our take on Illwinter's Floorplan Generator

The defining mechanic is terrain adjacency: placing one terrain beside another automatically changes the boundary between them, producing different edges and transitions for settings such as caves and indoor rooms.

What is Illwinter's Floorplan Generator?

Illwinter's Floorplan Generator creates grid-based dungeon and wilderness maps for tabletop roleplaying encounters.

Terrain is placed in squares or along square edges, with adjacent types automatically shaping boundaries, transitions, and shadows. Around 50 terrain types are available, alongside icons for objects such as doors, stairs, furniture, vegetation, and pentagrams. Maps can use color or black-and-white styling, include configurable grids and shadows, and feature random shapes for caves, rivers, and other irregular terrain. The editor can generate random dungeons, import layouts from ASCII text, and create custom rules for random generation. Finished maps can be printed as multi-page PDFs or exported as PNG files, wall data, 3D-style images, or files for further editing.

How Illwinter's Floorplan Generator plays

01Terrain-Based Drawing
Selecting terrain for each grid area automatically changes nearby boundaries and transitions according to the surrounding types.
02Object Icon Library
Included symbols cover common encounter elements such as doors, stairs, tables, beds, trees, bushes, and pentagrams.
03Virtual Tabletop Export
Maps can be exported as PNG files for Foundry VTT, Roll20, Fantasy Grounds, and similar applications.
04Printable Map Output
A dungeon can be split across multiple PDF pages for printing, with configurable square and paper sizes.
05Random Dungeon Tools
The software can generate random dungeons and includes an editor for creating custom generation rules.
06Custom Terrain Creation
Imported images can become new terrain types, while personal icons can be added to the editor.

Illwinter's Floorplan Generator compared to similar games

JAMM is also a map-making tool, with 2D exports in perspective or orthographic views and immersive views for sharing. Illwinter's Floorplan Generator instead centers on grid-based terrain placement, printable multi-page dungeon layouts, random dungeon generation, and exports for virtual tabletop applications.

Illwinter's Floorplan Generator: platforms & release

Is Illwinter's Floorplan Generator worth it?

It is worth it if: tabletop RPG game masters who create encounter maps. Skip it if: users seeking a full campaign-management or roleplaying game system rather than a floorplan editor.

Where can I download Illwinter's Floorplan Generator?

Use the Download Now button on this page: it opens Illwinter's Floorplan Generator's store page, where you can choose how to get it.

What platforms is Illwinter's Floorplan Generator on?

Windows, macOS and Linux.

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Illwinter's Floorplan GeneratorWindows, macOS, LinuxDownload Now
Illwinter's Floorplan GeneratorWindows, macOS, Linux
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