Switch between Survival, Creative, Adventure, and Spectator with gestures, /gsw menu, or /gsw set <mode>.
Requires Minecraft 26.1–26.3 (including patch releases) and Java 25. Targets Spigot, Paper, Purpur, Leaf, Folia, and Canvas.
Run /gsw for help. Configuration and installed translations reload automatically. First startup downloads runtime libraries; VolmLib is included and needs no separate installation.
./gradlew buildUse JDK 25 and .\gradlew.bat build on Windows. Output: build/libs/ and ../BUILDS/GamemodeSwitcher.jar.