Awesome GitHub RepositoriesMesh Processing APIs

Airi is an interactive digital companion engine designed to bridge large language models with local animation rendering. It functions as a middleware platform that synchronizes conversational text streams with skeletal and facial movements to drive virtual avatars in real time. The framework distinguishes itself by integrating desktop context awareness, allowing characters to maintain situational awareness of a user's screen activity across both desktop and web environments. It utilizes a hybrid execution model that splits computational workloads between cloud-based language processing and lo

LibGDX is a Java-based framework designed for cross-platform game development, enabling the creation and deployment of 2D and 3D games across desktop, mobile, and web environments from a single codebase. It functions as a comprehensive library that abstracts hardware-accelerated graphics, audio, input, and file system access, providing a unified interface for developers to manage game logic and application lifecycles. The framework distinguishes itself through a high-performance architecture that prioritizes efficiency and native interoperability. It utilizes a batch-oriented graphics pipelin

LivePortrait is a deep learning framework for portrait animation that transfers facial expressions from a driving video to a static image. It functions as an AI motion retargeting tool, mapping movements between different identities while preserving the unique features of the source portrait. The system includes specialized capabilities for cross-species portrait animation, adapting human-centric models to non-human subjects and animals. It also features a motion template generator that converts driving videos into portable files to accelerate inference and protect the identity of the origina

Hunyuan3D-2 is a machine learning framework designed to convert two-dimensional images into fully realized, textured three-dimensional meshes. It utilizes a generative artificial intelligence model to perform both shape construction and surface texture synthesis, enabling the automated creation of digital assets. The system distinguishes itself through a modular generative pipeline that separates geometry reconstruction from texture mapping. It employs multi-view image projection and latent diffusion techniques to ensure geometric consistency, while providing a plugin-based bridge architectur

AnimatedDrawings is a system for transforming static 2D drawings of humanoid figures into animated characters. It provides a workflow for character rigging, motion mapping, and scene assembly to turn hand-drawn sketches into moving visual sequences. The project utilizes a motion retargeting framework to map movement data from motion capture files onto custom character skeletons regardless of their physical proportions. It employs a rigging tool that uses pose estimation to automatically predict joint locations and create digital skeletons, which can be manually refined to improve animation ac

Shap-E is a generative 3D modeling system that creates three-dimensional digital assets from natural language descriptions or two-dimensional images. It functions as a generative model capable of producing three-dimensional implicit functions and assets. The project includes a 3D latent encoder that converts trimeshes and 3D models into latent representations using point clouds and multiview renders. It utilizes an image-to-3D generator to produce assets from synthetic view images and a text-to-3D generator to build shapes from text prompts. The system implements a pipeline involving latent

This project serves as a comprehensive educational framework and reference library for mastering high-performance graphics programming and parallel compute resource management. It provides a collection of practical implementations designed to demonstrate the explicit control required by the Vulkan API, covering the fundamental mechanics of modern graphics pipelines and cross-platform hardware interaction. The repository distinguishes itself by focusing on the low-level architectural requirements of modern GPU development, including manual memory allocation, multi-threaded command recording, a

Nerfstudio ist ein modulares Entwicklungs-Framework zum Trainieren, Visualisieren und Exportieren dreidimensionaler Szenendarstellungen, die aus zweidimensionalen Bilddatensätzen abgeleitet wurden. Es bietet eine neuronale Szenenrekonstruktions-Pipeline, die Rohbilder und Kameradaten in hochauflösende 3D-Assets und filmische Videos unter Verwendung eines differenzierbaren volumetrischen Renderers umwandelt. Das System verfügt über einen interaktiven webbasierten Visualisierer, der es Nutzern ermöglicht, den Trainingsfortschritt zu überwachen und die neuronale Szenengeometrie in Echtzeit zu inspizieren. Es entkoppelt neuronale Netzwerkarchitekturen von der Trainingsschleife durch eine standardisierte modulare Schnittstelle, was die Entwicklung und das Experimentieren mit benutzerdefinierten neuronalen Strahlungsfeldarchitekturen ermöglicht. Das Framework deckt ein breites Spektrum an Fähigkeiten ab, einschließlich der Vorverarbeitung von Datensätzen für die Kamerapositionsberechnung, der Bewertung der Modelltreue und der Generierung filmischer Videosequenzen durch Kameratrajektorien-Interpolation. Es enthält zudem Dienstprogramme zum Exportieren trainierter Szenen als 3D-Assets und Punktwolken zur Verwendung in externer Modellierungssoftware. Eine konsistente Hardwareausführung wird durch containerisierte Umgebungen unterstützt, die Grafiktreiber und Systemabhängigkeiten bündeln.

PyTorch3D is a 3D geometric deep learning library and mesh processing toolkit designed for learning from point clouds and complex 3D surface geometries. It provides a collection of reusable components and data structures for deep learning with 3D data, including a framework for training and evaluating neural radiance fields to enable photorealistic view synthesis. The project features a differentiable 3D renderer that converts meshes and point clouds into 2D images while allowing gradients to flow back into the geometry and textures. This enables 3D shape optimization, where mesh geometry, te

This project is a cross-platform game engine and development toolkit designed for creating high-performance 2D and 3D games. It serves as a 3D graphics rendering engine and a web-based game framework that allows applications to be deployed across mobile, desktop, and web environments from a single codebase. The engine features a configurable render pipeline that supports both forward and deferred rendering paths. It utilizes a cross-platform graphics abstraction layer and universal shader translation to ensure consistent visual output across different hardware and platforms. The toolkit incl

Cocos Engine is a cross-platform game engine designed for building high-performance 2D and 3D interactive experiences for web, mobile, and desktop platforms. It features a multi-backend rendering engine and a 2D and 3D physics simulator, utilizing a core architecture that combines a C++ runtime for performance with TypeScript for game logic scripting. The engine distinguishes itself through a multi-platform deployment system that packages projects for native operating systems and instant-play web ecosystems. Its graphics system supports multiple APIs, employing physically based rendering and

AndroidNote is a technical knowledge base and reference resource for Android development. It provides comprehensive guidance on application architecture, custom view development, and advanced graphics programming. The project is distinguished by its depth in visual implementation, covering pseudo-3D perspective projections via virtual cameras and complex 2D rendering using Bézier curves and PorterDuff color blending. It also provides detailed methodologies for app modularization and the management of internal libraries through private Maven repositories and JitPack. The reference surface ext

This project is an open-source 3D game engine designed for building high-fidelity games, simulations, and cinematic environments. It functions as a robotics simulation platform with native integration for ROS 2 to model robot controllers and sensors. The engine features a multi-threaded Forward+ physically based renderer that supports hardware-accelerated ray tracing and global illumination. The system is built on a modular extension architecture using Gems to add or replace features without modifying core binaries. It includes a native SDK for AWS cloud integration, enabling IAM authenticati

Pose-animator is a system that maps real-time body and face tracking data to 2D vector illustrations. It functions as a skeletal animation engine and motion controller that translates human keypoint recognition into instantaneous SVG path updates. The project enables real-time motion capture from webcam feeds and pose extraction from static images. It utilizes a skeletal rig to link virtual bones to vector character surfaces, allowing for the animation of custom characters and interactive avatars. The tool incorporates client-side machine learning inference for processing camera frames, coor

This repository is a comprehensive collection of functional 2D and 3D demo projects and implementation samples for the Godot Game Engine. It serves as an interactive tutorial and reference library, providing a working codebase to demonstrate how to apply engine features in real-world scenarios. The collection focuses on practical implementation guides, covering a wide array of technical capabilities from basic engine fundamentals to advanced rendering and scripting techniques. It allows users to study the application of node-based composition, asset pipelines, and game logic through direct ex

meshoptimizer is a 3D mesh optimization library designed to compress geometry and animation data, reduce memory usage, and improve rendering performance. It functions as a geometry simplification tool, a mesh compression codec, and a utility for preparing data for mesh shaders and raytracing acceleration. The library provides specialized toolsets for partitioning meshes into clusters and meshlets to optimize hardware-accelerated rendering pipelines. It also includes helpers for generating opacity micromaps and spatial clusters to increase the speed of hardware ray-triangle intersection tests.

GraphCast is a machine learning model that uses graph neural networks to produce global weather forecasts up to ten days ahead at high spatial resolution. The system represents the Earth's surface as an icosahedral mesh, enabling message passing between mesh nodes to capture atmospheric dynamics, and combines this with a learned multiscale processor that operates across coarse-to-fine mesh resolutions. The model is trained on historical ERA5 reanalysis data through a supervised learning objective, and its autoregressive rollout loop feeds predictions back as input to generate multi-step forec

OpenVR is a software development kit and runtime that provides a unified API for accessing virtual reality hardware from multiple manufacturers. It abstracts vendor-specific headsets, controllers, and tracking systems into a common interface, enabling applications to work across different VR devices without requiring hardware-specific code. The SDK handles core VR operations including stereoscopic frame submission to a compositor, headset and controller tracking, and input binding that maps abstract application actions to physical device controls. The runtime is built around a modular driver

Hilo is an HTML5 game engine for building 2D games that run across browsers and devices. It renders graphics through Canvas, DOM, or WebGL backends, automatically selecting the best option for the target environment. The engine provides a complete game development solution with sprite, skeletal, and particle animation, along with a texture atlas system for efficient image loading and rendering. The framework distinguishes itself through its integration of the DragonBones skeletal animation engine, which drives bone-based character movement without frame-by-frame sprites, and its Chipmunk phys

Orillusion ist eine WebGPU-3D-Rendering-Engine, die für hochauflösende Szenen und visuelle Effekte im Browser entwickelt wurde. Sie fungiert als GPU-Compute-Framework für parallele mathematische Operationen und als physikalisch basierte Rendering-Grafik-Pipeline für realistische Materialien und Oberflächen. Das System enthält zudem ein Web-basiertes 3D-Animationstoolkit zur Steuerung von Skelettanimationen und zur Interpolation von Vertex-Positionen. Die Engine zeichnet sich durch die Verwendung eines Entity-Component-Systems für Szenenlogik und ein Makro-basiertes Shader-Generierungssystem aus, das mehrere Shader-Varianten erstellt. Sie optimiert die Leistung durch speicherabgebildetes Puffer-Management, um den Datenaustausch-Overhead zwischen CPU und GPU zu reduzieren. Das Projekt deckt eine breite Palette an Grafikfunktionen ab, einschließlich Clustered Forward Rendering, Sonden-basierter globaler Beleuchtung und einer Post-Processing-Pipeline mit Effekten wie volumetrischen God Rays und Tiefenschärfe. Es integriert zudem GPU-beschleunigte Physik für Partikel und Flüssigkeiten, Kollisionserkennung und hardwarebeschleunigte Benutzeroberflächen.