WorldSynth

What it does

Documentation status

The documentation says it is under construction, with many parts missing and content subject to change.checked 11 Oct 2026

Downloads

The site lists version 0.5.0 downloads for Windows x64, Linux x64, and Mac x64, plus a universal download excluding the JRE.checked 11 Oct 2026

Minecraft compatibility

Release 0.5.0 added support up to Minecraft 1.20.2 and importing NBT schematics.checked 11 Oct 2026

Minecraft export

The tutorial describes exporting generated terrain as a Minecraft world in Anvil format.checked 11 Oct 2026

Patcher editor

Patcher is its node editor for adding, removing, moving, and editing modules in a patch.checked 11 Oct 2026

Product

WorldSynth describes itself as an open source, graphically customizable terrain generator that supports voxel terrain generation.checked 11 Oct 2026

Product audience

The documentation says WorldSynth was initially made with Minecraft in mind but might be usable for other applications too.checked 11 Oct 2026

Project file limitation

The 0.5.0 release changed the .wsynth save format to JSON, and projects from previous versions cannot be opened in that release.checked 11 Oct 2026

Project files

Release 0.5.0 changed the .wsynth save format to JSON, and projects from previous versions cannot be opened in that release.checked 11 Oct 2026

Purpose

WorldSynth is an open-source, graphically customizable terrain generator that supports voxel terrain generation.checked 11 Oct 2026

Runtime

The 0.5.0 release targets Java 17 and is packaged with an appropriate Java runtime.checked 11 Oct 2026

Support

The site links to a Discord user forum, and the release post directs users to an issue tracker for problems.checked 11 Oct 2026

Terrain previews

The tutorial demonstrates grayscale heightmap previews and an interactive 3D preview.checked 11 Oct 2026

Workflow

It uses a graph based workflow in which generators can be edited with an editor.checked 11 Oct 2026