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Free browser-based map editor

The Hex Map Maker for Tabletop RPGs

Create stunning hex-based maps for your D&D campaigns. Paint terrain, generate worlds procedurally, manage fog of war, and explore the Underdark — all from your browser.

Free to use. No signup required.

Everything a Cartographer Needs

Powerful tools wrapped in a parchment-and-ink interface.

All Terrain Free

All 35 terrain types are free forever. Add 18 free hex features like settlements and dungeons, or unlock 55+ premium features with Pro.

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Procedural Generation

Generate entire worlds with one click. Noise-based terrain with biome rules, rivers, roads, and settlements.

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DM Notes & Secrets

Place rich-text notes on any hex with categories like Encounter, Secret, and Dungeon. Mark notes as DM-only — players never see them.

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Pro

Underdark Layers

Three subterranean layers with vertical connections, edge passability, and stacked depth visualization.

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Pro

Fog of War

Control what your players see. Reveal hexes as they explore, keeping the mystery alive session after session.

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Live Sharing

Share a live link with your players. They see the map update in real time, complete with a draggable party marker, travel log, and dynamic vision.

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See It In Action

Real screenshots from Hexer — no mockups, no fluff.

53 Free Hex Types at Your Fingertips

Pick a terrain and paint — drag across hexes to fill entire biomes. Switch tabs to explore land, water, and Underdark terrain types.

Hex map terrain types including forests, mountains, plains, and more
Procedural world generation with template presets

Generate Entire Worlds

Choose a template and watch your world build itself. Procedural generation creates realistic terrain with biome rules, then you refine it by hand.

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Rich Notes on Every Hex

Attach detailed notes to any hex with categories, discovery conditions, and rich text formatting. Control exactly when and how players discover them.

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Floating note editor on the hex map showing rich text content, terrain details, and encounter information
Player shared map view showing fog of war, revealed terrain, and party marker

Share Your Map in Real Time

Give your players a live view of the map with fog of war, party markers, and dynamic vision that updates as you play.

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Export to PNG, SVG, Universal VTT & More

Export your finished map in multiple formats — high-resolution PNG, scalable SVG, Universal VTT (works with Foundry, Roll20, and more), or a printable hex key document.

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Export dialog with PNG, SVG, JSON, Universal VTT, and Hex Key markdown format options
Underdark hex map layers showing caverns, fungal forests, and lava tubes

Explore the Underdark

Build multi-layered worlds with three depth levels beneath the surface. Each layer has its own terrain, notes, and fog of war — from fungal forests to abyssal chasms.

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Start Mapping Now

From blank canvas to adventure-ready in minutes. No signup required.

Choose Your Path

Start free, upgrade when you're ready. No credit card required.

Adventurer

Free

  • All 35 terrain types — free forever
  • 18 hex features (settlements, dungeons, sacred sites)
  • Procedural world generation
  • All exports (PNG, SVG, JSON, Universal VTT)
  • Paths, regions & DM notes
  • Travel route planning
  • Live sharing with party marker
  • 1 saved map, up to 20×15
Start Free
Most Popular

Game Master

€4,99/month

or €31,99/year — save 47%

  • Everything in Free
  • Unlimited saved maps
  • Maps up to 200×200
  • 55+ premium hex features & 10 Underdark terrain
  • Underdark layers (3 depths)
  • Fog of War system
  • Procedural cave generation
  • Dynamic vision (terrain, weather, time)
  • Travel heatmap & pace options
Go Pro
All prices excl. VAT | Stripe-powered payments | GDPR compliant | Hosted in the EU | Cancel anytime

Frequently Asked Questions

Do I need an account to use Hexer?

No! You can start mapping immediately as a guest. Your map is saved locally in your browser. Create an account when you want to save to the cloud, access your maps from anywhere, or share with players.

What's included in the free tier?

The free tier includes all 35 terrain types, 18 hex features (settlements, dungeons, sacred sites), procedural world generation, all export formats (PNG, SVG, Foundry VTT, JSON), paths, regions, DM notes, live sharing with party marker, and basic travel routing. You get 1 saved map up to 20×15 hexes. Pro adds 55+ premium hex features, 10 Underdark terrain types, Underdark layers, Fog of War, cave generation, travel heatmaps, unlimited maps, and maps up to 200×200.

Can my players see the map in real time?

Yes! Share a live link and your players see fog of war updates, their party marker position, and any terrain you reveal — all in real time. They don't need an account.

Does Hexer work with Foundry VTT?

Yes. Export your map as a Universal VTT file and import it directly into Foundry VTT as a scene. You can also export as PNG or SVG for any other VTT.

Can I cancel my Pro subscription anytime?

Absolutely. Cancel anytime from your account settings. You'll keep Pro access until the end of your billing period, and your maps are always exportable.

Hexer is not affiliated with, endorsed by, or sponsored by Wizards of the Coast LLC. "Dungeons & Dragons" and "D&D" are trademarks of Wizards of the Coast LLC.