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Game Design

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sourcecode

Products that involve or comprise source code, including programming games; does not refer to products with their own source code available, open source or not.

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Toptagged Game Design and sourcecode (31 results)

Explore tools tagged Game Design and sourcecode on itch.io · Upload your tools to itch.io to have them show up here.

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Dialogue System and Interactive Fiction Engine
Super simple tile-based level editor with layers, animations and events.
Essential Extensions for the Way You Work
Clean, flexible, reusable state machines for GameMaker, with an in-game visual debugger & extensive docs!
Dynamic reactive stats! Health, speed, crop growth, buffs & more!
the Aseprite extension for Defold Artists and Devs.
Crea spawns usando solo el editor de una manera eficiente.
The simplest, setupless, pixel-perfect, most helpful, most versatile display scaler for GameMaker Studio 2.3
NPC schedule plugin for RPG Maker MZ and MV: homes, jobs, overnight shifts and a routine board.
Build endless mazes, dungeons, or roguelike levels in seconds — no coding required.
Dungeon puzzle plugin for RPG Maker MZ: 46 drawn marks, push blocks, mirrors, light beams.
Learn how a game engine works by writing your game like a document
Editor and converter for Run Length Encoded sprites
Run in browser
GAMEMAKER MODULAR TOOL WITHOUT CODE
Seven offline HTML5 tools and source systems for economy, upgrades, prestige, rewards and difficulty, plus a starter.
Crops multiple organically shaped PNG's at once from a single photo.
9 Free Scripts for Unity
Mark named hand, muzzle and foot points on PNG frames. Export JSON/CSV. Free 4-frame demo; Godot 4 example in full.
Unity 6 main-menu framework with 3 responsive layouts, themes, localization, audio, cursors and loading.
.skill files that you will need to.
Preflight, package, and document a Godot Asset Store add-on before moderation.
Edit C# in Play Mode — save, and the next frame runs the new code. No exit, no domain reload, no state loss.
Visualize and tune boss timing and dash i-frames in Godot.
Write branching stories, test choices, find broken links, and export playable HTML. Offline editor + source.
Run in browser
An offline probability calculator for encounter and reward tables. CSV in, repeatable simulations out.
Build evolving browser ambience by ear, then export it as standalone JavaScript. No samples, account, or subscription.
Editable Python MOBA systems, 507 tests, template data and a Pygame preview. Developer scaffold.
Editable combat and procedural loot systems: 4 classes, 50 enemies, 68 items, JSON data and automated demos.
Diagnose inflation, balance currency sinks, and test RPG item affordability without rebuilding the same spreadsheet.
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