ChatGPT, developed by OpenAI, is an advanced natural language processing (NLP) AI model based on the GPT (Generative Pretrained Transformer) architecture. It facilitates interactive conversations by generating human-like text responses, making it an invaluable tool for application developers looking to enhance user experiences with chat-based interfaces. Leveraging ChatGPT involves integrating its capabilities into applications to perform real-time text analysis, respond to user queries, or provide customer support. Its adaptability and ability to comprehend context make it suitable for various applications, such as virtual assistants, automated customer service, and conversational agents. Developers can incorporate ChatGPT through APIs, enabling seamless deployment across web, mobile, and desktop platforms. The underlying model is continuously improved, providing developers with access to cutting-edge advancements in machine learning to ensure more accurate and coherent responses, ultimately elevating user engagement and satisfaction.
View the most prominent open source ChatGPT projects in the list below. Click on a specific project to view its alternative or complementary packages. Make comparisons and find the best package for your app.
- The agent that grows with you☆263,150Updated this week
- f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organi…☆177,074Updated this week
- Langflow is a powerful tool for building and deploying AI-powered agents and workflows.☆156,600Updated this week
- The agent engineering platform.☆149,454Updated this week
- 21 Lessons, Get Started Building with Generative AI☆123,456Updated this week
- 🙌 OpenHands: AI-Driven Development☆93,408Updated this week
- 🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.☆80,036Mar 11, 2026Updated 8 months ago
- Local UI to run and train LLMs and diffusion models. Supports GGUF, MLX, Qwen3.8, DeepSeek-V4.1, MiniMax-H3, Gemma 4, FLUX and more.☆79,435Updated this week
- Examples and guides for using the OpenAI API☆77,084Updated this week
- 为GPT/GLM等LLM大语言模型提供实用化交互接口，特别优化论文阅读/润色/写作体验，模块化设计，支持自定义快捷按钮&函数插件，支持Python和C++等项目剖析&自译解功能，PDF/LaTex论文翻译&总结功能，支持并行问询多种LLM模型，支持chatglm3等本地模型…☆71,659Jan 25, 2026Updated 9 months ago
- Leaked system prompts of ChatGPT, Claude, Gemini and more. The hidden system prompt of every popular chatbot, in full, every version sinc…☆71,328Updated this week
- OmO: Just type "mass ulw" keyword with your prompt. Now you are the master of graph engineering.☆70,890Updated this week
- The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.☆68,914Nov 6, 2026Updated last week
- Agent skill that removes signs of AI-generated writing from text☆68,710Updated this week
- The official gpt4free repository | various collection of powerful language models | opus 4.6 gpt 5.3 kimi 2.5 deepseek v3.2 gemini 3☆67,048Updated this week
- Turn any website into a lightweight desktop app with one command, on macOS, Windows and Linux.☆63,533Updated this week
- A programming framework for agentic AI☆61,805Updated this week
- Build AI Agents, Visually☆55,569Aug 13, 2026Updated 3 months ago
- ❄️ ChatGPT Desktop Application (Mac, Windows and Linux)☆54,665Aug 29, 2024Updated 2 years ago
- LEAKED SYSTEM PROMPTS FOR CHATGPT, CLAUDE, GEMINI, GROK, PERPLEXITY, CURSOR, LOVABLE, REPLIT, AND MORE! - AI SYSTEMS TRANSPARENCY FOR ALL…☆52,723Updated this week
- aider is AI pair programming in your terminal☆50,106May 22, 2026Updated 5 months ago
- Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, O…☆47,090Updated this week
- AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw a…☆46,846Updated this week
- 免费大模型API，支持免费调用GPT、DeepSeek等主流模型，免费额度10000点，每日刷新！另付费价格最低官方1-2折！☆46,005Oct 30, 2026Updated 2 weeks ago
- Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.☆45,706Updated this week
- Build resilient agents.☆44,908Updated this week
- ☆42,357Dec 30, 2025Updated 10 months ago
- Powerful AI Client☆42,323Updated this week
- A generative speech model for daily dialogue.☆40,005Apr 10, 2026Updated 7 months ago
- An open-source engine that turns continuous content streams into search and monitoring. Durable ingestion, hybrid search, alerts, and plu…☆39,645Updated this week
- Langchain-Chatchat（原Langchain-ChatGLM）基于 Langchain 与 ChatGLM, Qwen 与 Llama 等语言模型的 RAG 与 Agent 应用 | Langchain-Chatchat (formerly langchain…☆38,716Nov 10, 2025Updated last year
- Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. …☆38,122Aug 2, 2026Updated 3 months ago
- Curso para aprender el lenguaje de programación Python desde cero y para principiantes. 100 clases, 44 horas en vídeo, código, proyectos …☆38,036Aug 11, 2025Updated last year
- LLM API 管理 & 分发系统，支持 OpenAI、Azure、Anthropic Claude、Google Gemini、DeepSeek、字节豆包、ChatGLM、文心一言、讯飞星火、通义千问、360 智脑、腾讯混元等主流模型，统一 API 适配，可用于 key …☆37,423Jan 9, 2026Updated 10 months ago
- OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamical…☆37,348Aug 17, 2024Updated 2 years ago
- Prompt as Code | GPT Image 2 / 2.5 提示词与案例库，530+ 个案例、20+ 套工业级模板与可复用 Skills，新增 2.5 同提示词对比专区，附完整提示词与生成记录，持续更新。☆35,784Updated this week
- Open Source AI Platform - AI Chat with advanced features that works with every LLM☆33,375Updated this week
- Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Au…☆32,365Updated this week
- 📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your c…☆29,259Updated this week
- 短信转发器——监控Android手机短信、来电、APP通知，并根据指定规则转发到其他手机：钉钉群自定义机器人、钉钉企业内机器人、企业微信群机器人、飞书机器人、企业微信应用消息、邮箱、bark、webhook、Telegram机器人、Server酱、PushPlus、手机短信…☆28,864Updated this week