YOUR WORLD, YOUR RULES

World studio

PAINT & ERASE

TERRAIN BRUSH

Pick a map cell to use its terrain. [ and ] change brush size.

Terrain brush

terrain 14

Brush size Single cell

Brush shapeStroke style

Shapes and styles affect terrain paint. Increase size above one cell to see the pattern. Erasing and elevation use their own controls.

WETLAND BRUSH

Wetland kind

Painted wetland blends into the land like a generated one. From the land lets its climate, water and shore choose the kind. Brush size and shape above apply; each stroke is one undo step.

Advanced Shape fill, regions, brush presets & area selection

Draw & fill shapes

Land

Draw a boundary, then fill it with terrain, a seeded biome, elevation or relative temperature. Terrain and biome fills keep an editable outline.

Fill with

Brush presets 0/12 saved

Choose a terrain brush or save your current settings in this browser.

Preset name

AREA SELECTION

Choose two corners or draw a freehand boundary. For keyboard lasso, Tab to cells and press Enter or Space to add corners, then close it.

No area selected.

Fill changes terrain cells only. Place, road, and drawn river counts show what crosses the area.

WORLD MAP / CONTINENT

Untitled continent

116 land cells7 locations

18 × 18 logical canvas

Loading local recovery…

Map controls Save, snapshots, sharing & export

Save this map in this browser. When a connected project is configured, also sync it to the server. Check the save status for the result.

Keep a named copy of the complete map on this device. Restore it from Local snapshots below; Undo reverses a restore. Export a package for a portable backup.

Connect two existing places with a route. Add at least two places, then select the start and destination on the map.

Create a shareable, read-only publication of the map through the connected server. Review map content and place histories before sharing, or create a spoiler-safe edition in the Editions tab.

Open a compatible map JSON file to load its geography and places into the editor. Export your current work first if you want a separate backup.

Free plan: use your maps for anything, commercial work included. Exports carry a small Cartomyth mark, and you credit the map where you publish it:

Map made with Cartomyth (cartomyth.com)

Remove the mark with Author

Download the portable map package with its manifest and map data for archiving or compatible tools.

Download editable map data as JSON. Use Import JSON to reopen it; this is a data backup, not an image.

Download the rendered map as an SVG image for viewing, printing, or illustration software. Keep a JSON backup for continued map editing.

Local snapshots

0/20 saved

Keep a milestone before a big edit. Stored in this browser; export a package to keep a separate backup.

Snapshot name

Your saved milestones will appear here.

Finish & Export Crop, print size, PNG & SVG

Map output

Finish & Export

SVG · PNG

PresetAspect

Crop on map (%)

LeftTopWidthHeight

Width (px)Height (px)DPI

Grayscale artwork

Color viewGrid overlay

1,600 × 1,600 px · 2.56 MP · 11.11 × 11.11 in at 144 DPI

Free plan: use your maps for anything, commercial work included. Exports carry a small Cartomyth mark, and you credit the map where you publish it:

Map made with Cartomyth (cartomyth.com)

Remove the mark with Author

PNG for print

PNG 3,333 × 3,333 px · 11.109 MP · 11.11 × 11.11 in at 300 DPI

Save these settings

NameUse

Named finish presets stay on this device. Export a finished SVG or PNG for a portable image, or export JSON/package above to keep an editable backup.

Animate GIF, MP4 & WebM of the living map

Animate

The living map

GIF

LightDay and night sweep

What moves

Ley lines pulse

Reveal ley lines with a pulse to animate them.

Caravans and ships

Add a trade route to see caravans and ships move.

Water shimmer

Crops sway

Show the farm layer to see the crops sway.

LengthSizeFormatFraming

Video, 1080p and longer clips with no mark: Author. 4K and one-minute clips: Studio.

Loop seamlessly (the light comes back round)

640 × 360 · 120 frames at 20 fps · 16 lights painted.

Preview shows a small version here.

Free clips carry the mark “Made with Cartomyth · cartomyth.com” in the corner.

Free plan: use your maps for anything, commercial work included. Exports carry a small Cartomyth mark, and you credit the map where you publish it:

Map made with Cartomyth (cartomyth.com)

Remove the mark with Author