Open-source alternatives to Terrain3D

Cocos2d-x is a high-performance C++ game development framework designed for building and deploying interactive applications across mobile, desktop, and web platforms. It functions as a cross-platform game engine that utilizes an entity-component system to manage object lifecycles, behaviors, and spatial relationships within a unified codebase. The engine is distinguished by its specialized 2D graphics rendering pipeline, which is optimized for hardware-accelerated performance when displaying sprites, particle effects, and skeletal animations. It provides developers with low-level access to gr

InstantMesh is a neural 3D reconstruction tool and single-image 3D mesh generator. It utilizes a sparse-view large reconstruction model to convert a single two-dimensional image into a three-dimensional object mesh. The system functions as a textured 3D mesh exporter, saving generated objects with either vertex colors or full texture maps for use in external rendering software. The framework covers a range of capabilities including feed-forward geometry inference, single-image depth estimation, and neural radiance fields. It also supports differentiable mesh rendering and workflows for spars

Hunyuan3D-2.1 is a generative 3D framework and image-to-3D pipeline that transforms single 2D images into textured 3D geometries. It functions as an asset generator that produces high-quality 3D meshes and textures using a flow-matching system. The project includes a specialized synthesizer for creating photorealistic textures with physically based rendering properties. These tools allow for the simulation of metallic reflections and light interactions on generated models. The system covers 3D asset pipeline automation through a sequence of shape generation and mesh refinement. It also provi

Modly is a local AI 3D model generator that converts two-dimensional images into three-dimensional meshes. It is a privacy-focused tool that processes data directly on the host graphics card using GPU-accelerated inference. The system serves as an extensible AI model framework, allowing the integration of external model extensions and runtime files from remote repositories. It utilizes a manifest-driven plugin architecture to add new generation methods by loading metadata and files from external version control systems. The toolset includes a command-line interface for triggering generation

This project is a diffusion-based 3D generator and image-to-3D reconstruction system. It translates natural language descriptions or two-dimensional images into three-dimensional assets using neural radiance fields and diffusion models. The system utilizes score-distillation sampling and diffusion-based guidance to refine 3D shapes without requiring 3D training data. It includes specialized tools for transforming neural representations into exportable meshes with texture and material data, as well as a pipeline for iterative optimization of geometry and textures. The project covers a broad r

DreamGaussian is a generative system and converter designed to create textured three-dimensional models from text or images using Gaussian Splatting. It functions as a pipeline for transforming two-dimensional inputs into high-fidelity 3D assets. The project provides specific workflows for converting 3D Gaussian point clouds into standard textured mesh formats compatible with external 3D software. It supports the generation of textured meshes from single images via volumetric refinement and UV texture optimization, as well as the creation of 3D models from text prompts through intermediate im

ComfyUI-3D-Pack is a suite of custom nodes for ComfyUI that enables 3D asset generation and rendering within a node-based workflow. It provides a set of tools for reconstructing textured three-dimensional meshes and volumetric scenes from single images, multi-view images, or text prompts. The system includes a Gaussian splatting generator for creating high-fidelity volumetric 3D scene representations and a multi-view image generator to produce consistent image sets for reconstruction. It also features a single image 3D mesh tool to build geometry from a single 2D source. The toolset covers 3

pifuhd is a 3D human reconstruction framework that generates high-resolution 3D meshes of people from a single 2D image. It utilizes pixel-aligned implicit functions to map image pixels to 3D space, predicting surface occupancy and distance to create detailed geometry. The system includes a pipeline for creating digital human assets, moving from 2D image feature projection to the extraction of discrete triangular meshes. It features specialized tools for refining these models, including a post-processor that removes geometric artifacts by isolating the largest connected component of the mesh.

Phaser is a cross-platform 2D web game engine and framework designed for creating interactive experiences that run on desktop and mobile web browsers. It serves as a GPU-accelerated rendering library and WebGL graphics engine for building two-dimensional games using HTML5 Canvas and WebGL. The engine features a dual-backend rendering pipeline that allows developers to switch between rendering paths. It distinguishes itself through high-performance graphics capabilities, including GPU-driven sprite batching for large-scale image management, a dynamic lighting system with self-shadows, and the

Arnis is a web-based world builder and geographic data converter that translates open mapping and topographic data into three-dimensional digital maps. It functions as an OpenStreetMap terrain generator, converting real-world elevation and geographic data into playable 3D worlds. The project distinguishes itself by providing a browser-based interface for world generation, allowing users to select geographic areas and generate terrain without installing local software. It includes a cross-platform map exporter capable of producing world files compatible with various software versions and opera

Silver Bullet is a local-first, bidirectional Markdown wiki that functions as a Lua-scriptable note-taking platform with an embedded declarative query language. It treats a single folder on your device as the root workspace, monitoring that directory for file changes via a native file-system watcher to keep its in-memory index and user interface synchronised in near real-time. Notes are parsed into a live-preview Markdown AST that re-renders only changed nodes as you type, and the application builds a directed graph of internal hyperlinks from each note’s content to support bidirectional navig

Cubyz is a voxel game engine designed for building procedurally generated 3D sandbox worlds. It provides a framework for creating infinite landscapes with real-time terrain modification and exploration, supported by a dedicated voxel rendering engine. The project features a procedural terrain generator that utilizes a chunk-based system to allow for massive vertical construction without height or depth limitations. It optimizes performance through a distance-based rendering system that simplifies the geometric complexity of distant landscape elements to maintain wide view distances. The engi

Tiled is a multifunctional visual workspace for designing tile-based game levels, managing assets, and exporting structured world data. It functions as a 2D tile map editor and game level design tool used to create orthogonal, isometric, and hexagonal game environments. The software features a scriptable interface and plugin system for automating map creation tasks. It includes a dedicated tile set manager for importing and editing image-based collections of reusable tiles and animations, as well as a system for saving map layouts and custom properties into JSON or CSV formats. The platform

A plugin for Godot 4.x. SignalVisualizer displays the current scene's signals and connections in a easy to read graph and tree dock.

shake plugin for godot

Beehave is a behavior tree AI framework and plugin for the Godot engine. It serves as an agent logic orchestrator for designing adaptive non-player character behaviors using hierarchical behavior trees. The system features a visual debugger that provides runtime visualization of the execution flow and internal state of active trees. This allows for AI execution analysis and the identification of logic errors through a state-based runtime interface. The framework utilizes a composite-decorator pattern and a tick-based polling cycle to execute tree-based logic. It integrates directly with the

Godot addon to animate a CollisionShape2D along with the frames of an AnimatedSprite2D. Useful for making changing hitboxes, hurtboxes and hardboxes. Comes with an Editor, making things easy.

Konado is a dialogue creation toolkit for the Godot Engine, with templates and a dialogue manager to help you quickly build Visual Novels, Gal Games, RPGs and other story‑driven projects.

Dialogic is a dialogue editor and runtime system for the Godot engine that provides a complete framework for creating branching conversations with characters, animations, and state management. At its core, it functions as a branching narrative editor with visual and text-based timeline authoring, a character animation manager that handles portraits and scene positioning, a localization tool that exports timelines to CSV for translation, and an interactive framework that manages player choices, text reveals, voice lines, and dynamic text effects within conversations. What distinguishes this sy

An event based audio workflow for Godot.

Support scenes for AR and VR in Godot

Wwise Integration for the Godot Engine

Run Valve Hammer (VMF) maps in Godot Engine

A simple Godot shader that simulates CRT Displays

Procedural 3D level builder plugin for Godot 4

Godot engine addon to randomly fill an area with props or other scenes

Fast antialiased Line2D and Polygon2D drawing add-on for Godot 4 (all renderers)