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Credits

Standing on the shoulders of cartographers

RPG Map Editor uses open-source software and may reference third-party assets or platform names. Ownership and redistribution rights should be verified before resale or commercial redistribution.

Asset libraries

Third-party map assets

Previous editor builds referenced third-party mapmaking assets, including Forgotten Adventures materials. Do not assume third-party asset packs are transferable, redistributable, or licensed for commercial resale unless the relevant licence and purchase terms confirm that right.

If you use third-party assets in a commercial product — printed books, paid Patreon tiers, published modules, or anything sold outside a personal gaming table — review the source licence directly. Buyer-facing licence notes are tracked in ASSET_LICENSES.md.

Engine & rendering

  • Rust — systems language everything is written in. Licenced under MIT/Apache-2.0.
  • wasm-bindgen, web-sys, js-sys — the Rust↔JavaScript bridge. MIT/Apache-2.0.
  • glam — SIMD-first vector/matrix math. MIT/Apache-2.0.
  • bytemuck — zero-cost byte casting for GPU buffers. MIT/Apache-2.0/zlib.
  • serde + serde_json — snapshot serialisation. MIT/Apache-2.0.
  • WebGL2 — the rendering API this is built on. W3C standard.

Backend

  • Rocket — the web framework. MIT/Apache-2.0.
  • rusqlite — SQLite bindings. MIT.
  • argon2 + password-hash — password hashing. MIT/Apache-2.0.
  • rocket_dyn_templates — Tera templating integration. MIT/Apache-2.0.
  • walkdir, uuid — filesystem + id primitives. MIT/Apache-2.0.

Asset tools

  • Sprite Fusion Pixel Snapper — pixel-art grid snapping algorithm by Hugo Duprez, adapted under the MIT License. Copyright (c) 2025 Hugo Duprez.
  • image, rand, rand_chacha, rand_distr — Rust crates used by the Pixel Snapper endpoint. MIT/Apache-2.0 where applicable.

User interface

  • React — the UI framework. MIT.
  • Vite — dev server and build pipeline. MIT.
  • TypeScript — typing the UI layer. Apache-2.0.
  • Tailwind CSS — utility-first styling in the editor shell. MIT.
  • Lucide — the icon set used throughout the editor and marketing site. ISC.

Typography

  • Space Mono + Space Grotesk — typeface family by Colophon Foundry via Google Fonts, licensed under the SIL Open Font Licence.

Thank you

This list will grow as the editor does. If you notice a library we depend on that isn't credited, please let us know — we'll add it in the next release.

Every commit, issue, and piece of feedback shaping this editor is remembered in the public changelog.

RPG Map Editor

WebGL-powered browser and Windows map creation tools for tabletop RPG creators. Paint tactical grids, place props, and export printable PNG maps.

Windows app Get it from Microsoft Store

Platform

  • RPG Map Editor
  • Browser Editor
  • Download Windows App
  • Pricing & Plans
  • Feature Overview

Map Making

  • D&D Map Maker
  • Free D&D Map Maker
  • Browser Battle Map Maker
  • Battle Map Maker
  • Dungeon Map Maker
  • Tavern Map Maker
  • TTRPG Map Maker
  • VTT Map Maker
  • Pixel Snapper

Integrations

  • Roll20 Handoff
  • Foundry VTT Handoff
  • Grid Size Guide
  • Tool Comparisons
  • Legacy V2 Alternative

Company

  • Product Roadmap
  • Community Forum
  • Give Feedback
  • Contact Support
  • Privacy & Cookies

RPG Map Editor is an independent software tool and is not affiliated with, endorsed by, sponsored by, or approved by Wizards of the Coast, Dungeons & Dragons, Roll20, Foundry Gaming, Microsoft, or any other third-party platform. All trademarks are the property of their respective owners.

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