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☆247,083Updated 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…☆170,732Sep 9, 2026Updated last week
- Langflow is a powerful tool for building and deploying AI-powered agents and workflows.☆155,003Updated this week
- The agent engineering platform.☆146,667Updated this week
- 21 Lessons, Get Started Building with Generative AI☆120,072Updated this week
- 利用 AI 大模型和自动化工作流，根据主题或关键词一键生成高清短视频。Generate HD short videos from a topic or keyword with an automated AI workflow.☆124,685Updated this week
- ✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top mod…☆88,788Aug 11, 2026Updated last month
- 🙌 OpenHands: AI-Driven Development☆88,512Updated this week
- 🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hiring, scheduling, and reporting on your entire …☆82,644Updated this week
- 🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.☆78,464Mar 11, 2026Updated 6 months ago
- Examples and guides for using the OpenAI API☆76,072Updated 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…☆71,362Jan 25, 2026Updated 7 months ago
- The official gpt4free repository | various collection of powerful language models | opus 4.6 gpt 5.3 kimi 2.5 deepseek v3.2 gemini 3☆66,700Updated this week
- OmO: Just type "mass ulw" keyword with your prompt. Now you are the master of graph engineering.☆69,201Updated this week
- The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.☆65,640Updated this week
- ChatGPT 中文调教指南。各种场景使用指南。学习怎么让它听你的话。☆62,481Apr 28, 2026Updated 4 months ago
- 🤱🏻 Turn any webpage into a desktop app with one command.☆61,525Updated this week
- A programming framework for agentic AI☆61,061Apr 15, 2026Updated 5 months ago
- Extracted system prompts from Anthropic - Claude Fable 5.1, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Goog…☆67,536Updated this week
- Build AI Agents, Visually☆55,468Aug 13, 2026Updated last month
- ❄️ ChatGPT Desktop Application (Mac, Windows and Linux)☆54,540Aug 29, 2024Updated 2 years ago
- aider is AI pair programming in your terminal☆49,057May 22, 2026Updated 3 months ago
- Ultra-lightweight, open-source, self-hosted personal AI agent framework in Python with WebUI, tools, memory, MCP, multi-agent workflows, …☆48,356Updated this week
- LEAKED SYSTEM PROMPTS FOR CHATGPT, CLAUDE, GEMINI, GROK, PERPLEXITY, CURSOR, LOVABLE, REPLIT, AND MORE! - AI SYSTEMS TRANSPARENCY FOR ALL…☆50,048Sep 10, 2026Updated last week
- Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.☆44,558Updated this week
- ☆42,073Dec 30, 2025Updated 8 months ago
- Powerful AI Client☆41,809Updated this week
- Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, O…☆44,403Updated this week
- A generative speech model for daily dialogue.☆39,859Apr 10, 2026Updated 5 months ago
- 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！☆42,857Sep 7, 2026Updated last 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…☆38,643Nov 10, 2025Updated 10 months ago
- Build resilient agents.☆41,938Updated this week
- OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamical…☆37,396Aug 17, 2024Updated 2 years ago
- AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw a…☆40,704Updated this week
- Curso para aprender el lenguaje de programación Python desde cero y para principiantes. 100 clases, 44 horas en vídeo, código, proyectos …☆37,448Aug 11, 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. …☆37,413Aug 2, 2026Updated last month
- 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 …☆36,959Jan 9, 2026Updated 8 months ago
- Open Source AI Platform - AI Chat with advanced features that works with every LLM☆32,166Updated this week