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🎨 Local-first, open-source Claude Design alternative. ⚡ 19 Skills · ✨ 71 brand-grade Design Systems 🖼 Generate web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Runs on Claude Code / Codex / Cursor / Gemini / OpenCode / Qwen / Copilot / Hermes / Kimi CLI.

A collection of agent skills for CAD, robotics and hardware design

Every API has a secret identity. This finds it, absorbs every feature from every competing tool, then builds the GOAT CLI — designed for AI agents first, with SQLite sync, offline search, and compound insight commands.

A collection of DESIGN.md files inspired by popular brand design systems. Drop one into your project and let coding agents generate a matching UI.

Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

FinceptTerminal is a modern finance application offering advanced market analytics, investment research, and economic data tools, designed for interactive exploration and data-driven decision-making in a user-friendly environment.

A modern GUI client based on Tauri, designed to run in Windows, macOS and Linux for tailored proxy experience

The design language that makes your AI harness better at design.

The open-source ElevenLabs alternative for local voice cloning, design, create, dubbing and dictation Desktop App

This open-source curriculum introduces the fundamentals of Model Context Protocol (MCP) through real-world, cross-language examples in .NET, Java, TypeScript, JavaScript, Rust and Python. Designed for developers, it focuses on practical techniques for building modular, scalable, and secure AI workflows from session setup to service orchestration.

OpenViking is an open-source context database designed specifically for AI Agents(such as openclaw). OpenViking unifies the management of context (memory, resources, and skills) that Agents need through a file system paradigm, enabling hierarchical context delivery and self-evolving.

ConardLi's open-source Skills collection, featuring web design, knowledge retrieval, image generation, and more.

Huashu Design · HTML-native design skill for Claude Code · Claude Code 里 HTML 原生的设计 skill · 高保真原型 / 幻灯片 / 动画 + 20 设计哲学 + 5 维评审 + MP4 导出 · Agent-agnostic

VoxCPM2: Tokenizer-Free TTS for Multilingual Speech Generation, Creative Voice Design, and True-to-Life Cloning

An open-source remote desktop application designed for self-hosting, as an alternative to TeamViewer.

A Domain-Fronting Relay that routes traffic though GAS (Google Apps Script) and forwards it to Cloudflare Workers. Designed to bypass DPI.

A format specification for describing a visual identity to coding agents. DESIGN.md gives agents a persistent, structured understanding of a design system.

A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

An event-driven framework designed to build and orchestrate multi-agent AI systems. It enables seamless integration of AI agents with real-world data sources and systems, facilitating complex, multi-step workflows.

Open-source Claude Design alternative. One-click import your Claude Code / Codex API key. Prompt → prototype / slides / PDF. Multi-model (Claude, GPT, Gemini, Kimi, GLM, Ollama). BYOK, local-first, MIT.

The open alternative to Salesforce, designed for AI.

MOSS-TTS-Nano is an open-source multilingual tiny speech generation model from MOSI.AI and the OpenMOSS team. With only 0.1B parameters, it is designed for realtime speech generation, can run directly on CPU without a GPU, and keeps the deployment stack simple enough for local demos, web serving, and lightweight product integration.

🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.

SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!

AI-native design editor. Open-source Figma alternative.

Blazor Component Library based on Material Design principles. Do more with Blazor, utilizing CSS and keeping JavaScript to a bare minimum.

Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience.

SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables, designed to handle billions of files with O(1) disk access and effortless horizontal scaling.

A powerful web framework built with a simplified design.

A meta-skill that designs domain-specific agent teams, defines specialized agents, and generates the skills they use.

A collection of projects designed to help developers quickly get started with building deployable applications using the Claude API

Extract any website's complete design system with one command. DTCG tokens, semantic+primitive+composite, MCP server for Claude Code/Cursor/Windsurf, multi-platform emitters (iOS SwiftUI, Android Compose, Flutter, WordPress), Tailwind v4, Figma variables, shadcn/ui, CSS health audit, WCAG remediation, Chrome extension. MIT, Playwright, Node 20+.

KubeBlocks is a Kubernetes Operator designed to manage a variety of databases and streaming systems, including MySQL, PostgreSQL, MongoDB, Redis, RabbitMQ, RocketMQ, and more, within Kubernetes environments.

Model-based design and verification for robotics.

An enterprise-class UI design language and React UI library

Lightpanda: the headless browser designed for AI and automation

Material Design 3 skill for Claude Code — 30+ components, design tokens, theming, responsive layout, and MD3 compliance audit

Ant Design for Vue

The official repo for the design of the C# programming language

🚀A modern, comprehensive, flexible design system and React UI library, AI-friendly built-in.🎨Provide 3000+ Design Tokens, easy to build your design system. Make Semi Design to Any Design.🧑🏻‍💻 Design to Code in one click

Database Markup Language (DBML), designed to define and document database structures

The RISC-V Architectural Certification Tests (ACTs) are a set of assembly language tests designed to certify that a design faithfully implements the RISC-V specification.

The open-source alternative to vibe-island, designed for heavy code agent users, supporting cc/codex/opencode, terminal/ghostty/cmux/kaku/iterm. 开源的vibe-island替代品，为重度code agent用户设计，支持cc/codex/opencode, terminal/ghostty/cmux/kaku/iterm

Eclipse SUMO is an open source, highly portable, microscopic and continuous traffic simulation package designed to handle large networks. It allows for intermodal simulation including pedestrians and comes with a large set of tools for scenario creation.

Community-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-based procedural graphics engine

Nim is a statically typed compiled systems programming language. It combines successful concepts from mature languages like Python, Ada and Modula. Its design focuses on efficiency, expressiveness, and elegance (in that order of priority).

Thirteen editorial diagram types for Claude Code. Self-contained HTML + SVG. No shadows, no Mermaid-slop.

Primer is GitHub's design system. This is the CSS implementation

A Claude Code skill for generating UI in the Nothing design language. Monochrome, typographic, industrial.

Hyperlight is a lightweight Virtual Machine Manager (VMM) designed to be embedded within applications. It enables safe execution of untrusted code within micro virtual machines with very low latency and minimal overhead.

LightLLM is a Python-based LLM (Large Language Model) inference and serving framework, notable for its lightweight design, easy scalability, and high-speed performance.

Fork, Commit, Merge. A project designed to help you familiarize yourself with the open source contribution workflow on GitHub!

CloudNativePG is a comprehensive platform designed to seamlessly manage PostgreSQL databases within Kubernetes environments, covering the entire operational lifecycle from initial deployment to ongoing maintenance

Digital logic design tool and simulator

Structurizr is a "models as code" tool designed for the C4 model.

使用 Material Design 3 全新设计的阅读 3.0

⚡️SwanLab - an open-source, modern-design AI training tracking and visualization tool. Supports Cloud / Self-hosted use. Integrated with PyTorch / Transformers / verl / LLaMA Factory / ms-swift / Ultralytics / MMEngine / Keras etc.

使用 NextJS + Notion API 实现的，支持多种部署方案的静态博客，无需服务器、零门槛搭建网站，为Notion和所有创作者设计。 (A static blog built with NextJS and Notion API, supporting multiple deployment options. No server required, zero threshold to set up a website. Designed for Notion and all creators.)

Material Design icons by Google (Material Symbols)

A Claude Skill for creating academic presentations (conference talks, seminar slides, thesis defenses, grant briefings). Enforces action titles, structured argument, exhibit discipline, citation standards, and communication-first design. Works alongside Anthropic's built-in PPTX skill.

Pixel Perfect UI is a precision-crafted UI library built for developers and designers who care about details.

The next generation Linux workstation, designed for reliability, performance, and sustainability.

SQL databases in Python, designed for simplicity, compatibility, and robustness.

The most customizable typing website with a minimalistic design and a ton of features. Test yourself in various modes, track your progress and improve your speed.

Deckhouse Prom++ – high-performance fork of Prometheus, designed to significantly reduce memory consumption

Perforator is a cluster-wide continuous profiling tool designed for large data centers

DORA (Dataflow-Oriented Robotic Architecture) is middleware designed to streamline and simplify the creation of AI-based robotic applications. It offers low latency, composable, and distributed dataflow capabilities. Applications are modeled as directed graphs, also referred to as pipelines.

Quantum Hardware Design. Open-source project for engineers and scientists to design superconducting quantum devices with ease.

A fast, cross-platform build tool inspired by Make, designed for modern workflows.

Surface AI blindspots before you ship. Put up to 8 AI models on every research, design or coding task.

Cross platform GUI toolkit in Go inspired by Material Design

NEO Emacs (WIP): A GPU-powered Emacs written in Rust with a modern display engine. Aiming for modern design/multi-threaded Elisp, 10x performance and 100% Emacs compatibility. 🚀 Inline 4K images/4K videos/WPEWebKit using GPU acceleration, DMA-BUF, ZERO-COPY. Rich animation effects support.

A high-performance distributed file system designed to address the challenges of AI training and inference workloads.

⚡ A fast Git hook manager written in Rust, designed as a drop-in alternative to pre-commit, reimagined.

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

A material you designed app for your ADB needs

👨🏻‍💻👩🏻‍💻 Use Ant Design like a Pro!

The Bank API is a design reference project suitable to bootstrap development for a compliant and modern API.

A Python library for designing chips (Photonics, Analog, Quantum, MEMS), PCBs, and 3D-printable objects. We aim to make hardware design accessible, intuitive, and fun—empowering everyone to build the future.

A monorepo containing the packages for Esri's Calcite Design System

An operating system designed for hosting containers

Game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design

WpfHexEditor Studio is a IDE built on WPF and .NET 8, designed for advanced binary analysis and reverse engineering—combining a powerful hex editor, deep inspection tools, and native support for .NET projects and Visual Studio solutions in a single high-performance platform.

Chisel: A Modern Hardware Design Language

Material design file manager for Android

🎨 A design system for Swift CLIs and Phoenix apps

Open-source PDF generation library built with TypeScript and React. Features a WYSIWYG template designer, PDF viewer, and powerful generation capabilities. Create custom PDFs effortlessly in both browser and Node.js environments.

OpenBot leverages smartphones as brains for low-cost robots. We have designed a small electric vehicle that costs about $50 and serves as a robot body. Our software stack for Android smartphones supports advanced robotics workloads such as person following and real-time autonomous navigation.

Carbon Language's main repository: documents, design, implementation, and related tools. (NOTE: Carbon Language is experimental; see README)

A frontend Framework for single-page applications on top of REST/GraphQL APIs, using TypeScript, React and Material Design

Industrial design files for Keychron keyboards and mice. 100+ models with CAD assets in STEP, DXF, DWG, and PDF. Source-available, with commercial use allowed for original compatible accessories within the license terms.

ThunderID is a high-performance, open-source identity stack designed for developers to secure and manage access for humans, AI agents, and workloads through fully composable identity flows.

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Processing. Looking for p5.js 2.0? http://beta.p5js.org

Open-source agent harness platform. Native Rust, multi-provider, runs on your own machine. Sovereign by design.

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Phoenix is a suite of configurations & advanced modifications for Mozilla Firefox, designed to put the user first - with a focus on privacy, security, freedom, & usability.

Desktop application for Mac, Windows, and Linux designed to help you generate k6 test scripts

LLRT (Low Latency Runtime) is an experimental, lightweight JavaScript runtime designed to address the growing demand for fast and efficient Serverless applications.

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Mantis is React Dashboard Template having combine tone of 2 popular react component library - MUI and Ant Design principles.