The most complete tool for modding, decompiling and unpacking Undertale (and other GameMaker games!)

A work-in-progress modding tool geared toward UNDERTALE/DELTARUNE

Uma tradução PT-BR do jogo DELTARUNE, originalmente feita pelo grupo TEIARRUMA. Traduziremos ch3&4.

Український переклад гри Deltarune.

A tool to convert DELTARUNE Chapter 1&2 save files between PC and console editions of the game.

DELTARUNITY is an implementation of GameMaker script execution and graphical rendering inside Unity.

[The Smooth Taste Of] NEO

A simulator for the Jevil bossfight in Deltarune.

Underune maker is a map maker for Undertale and Deltarune. It contains all the assets, and you can make and customize as many rooms as you want.

An archive of the "main" Google documents for the Spamton Sweepstakes dataminers

Scripts to patch Deltarune PC to work on the Nintendo Switch

Static site for viewing Deltarune game scripts made so we have a site to reference when citing code on Deltarune Wiki (original by xkeeper).

a deltarune time machine (wip, hope someone help me)

A tool-assisted speedrun of Toby Fox's Undertale and Deltarune, played simultaneously with the same inputs.

A small companion mod for GZDoom

Generate any message that will look like it was from DF!

A WIP Rust library for parsing and extracting assets from DELTARUNE's data.win

A music randomizer for Undertale and Deltarune.

Source code of deltarune.com (unofficial)

❤️💔️📖️ The official documentation source repository for the Underune Maker project, an Undertale/Deltarune Map Maker