DSMapStudio: A History of FromSoftware Modding (2018–2024)

DSMapStudio's story is, in many ways, the story of modern FromSoftware modding. Created by katalash in 2018, it grew from an experimental Dark Souls map editor into the integrated studio that made serious map, param, and text editing possible across nine games — and became the foundation almost every other tool in the scene was built on. For what the tool is today, see the about page; for precise release dates, the changelog. This is the narrative behind both.

2018 — the beginning

DSMapStudio began in 2018 as katalash's effort (with Meowmaritus) to bring real map editing to modern FromSoftware games — the MIT license still reads "Copyright © 2018 katalash and Meowmaritus." It grew out of an earlier predecessor, dstools, a level editor for Dark Souls 1, Dark Souls 3, Bloodborne, and Sekiro that was abandoned as DSMapStudio became its successor. Early on it was essentially a "Dark Souls Map Editor," living in katalash's personal GitHub repo as preview builds.

2019 — the first custom map

The breakthrough came in November 2019: the first genuinely custom map in Dark Souls 1 — a recreation of Half-Life's "Crossfire" built into the Undead Burg. It proved custom level geometry in a FromSoftware game was achievable and drew coverage in the gaming press (PC Gamer among others). For a scene that had focused mostly on swapping and tweaking existing content, a playable custom map was a watershed — and it put DSMapStudio on the map as the tool that made it possible.

2020–2021 — maturing in the open

Through 2020–2021, DSMapStudio matured as preview releases on katalash's repository. Support deepened across the Souls games, the editors grew more capable, and a community formed as more modders adopted it for param and map work. This was the quiet, pre-1.00 period where the foundations were laid — usable and spreading before an official numbered release existed.

2022 — v1.00 and Elden Ring

The official milestone arrived in July 2022, when the soulsmods organization released v1.00 — shipping with early Elden Ring map and param editing. Elden Ring's launch earlier that year had created an enormous new modding audience, and DSMapStudio was the tool ready for it. The move from katalash's personal repo to the soulsmods organization marked the shift from a one-person project to a community-maintained one. Rapid releases through the rest of 2022 added full Elden Ring patch support, BTL (lighting) editing, and more.

2023 — AC6 and the Low Requirements build

2023 broadened the reach. The v1.09 release in October added Armored Core 6 support — extending the tool beyond the Souls formula entirely — and, just as importantly, a Low Requirements executable that runs the Param and Text editors without a GPU. That single addition opened param modding to everyone on laptops and Intel integrated graphics who couldn't run the 3D Map Editor.

2024 — the final release and legacy

In June 2024, v1.11 and its v1.11.1 hotfix shipped — adding the Asset Browser, Asset Prefabs, and duplicate entity ID detection — and then development on DSMapStudio itself effectively wound down. v1.11.1 remains the last release, which is why it doesn't read Elden Ring's post–Shadow of the Erdtree patches. But "final" isn't "obsolete": for the Souls games and pre-1.12 Elden Ring it's a complete, stable tool, and its real legacy is everything built on top of it.

The ecosystem it created

DSMapStudio's lasting impact is the ecosystem it seeded. Its libraries and formats — SoulsFormats and Paramdex — and its core code underpin a whole toolchain: DSMSPortable (command-line merging), AutoModMerger (a GUI on top), WitchyBND (file unpacking), and more. The integrated Map/Param/Text workflow it pioneered became the template later tools followed. When a modern FromSoftware mod credits its tools, DSMapStudio's DNA is almost always in there — explored on the ecosystem page.

What's next — Smithbox

Active development carried forward through Smithbox, a direct fork that picked up where DSMapStudio left off — supporting current Elden Ring patches and continuing to add features. It exists precisely because DSMapStudio was open-source: the MIT license that let katalash's work be forked is what let the project outlive its final release. So the story doesn't end at v1.11.1 — it continues in the fork. See DSMapStudio vs Smithbox.

From a 2018 experiment to the foundation of an entire modding scene, DSMapStudio earned its "pioneer" status. To use it now, the download page; for the current tool, the about page; for the version-by-version detail, the changelog.