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.
- f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organi…☆155,529Apr 1, 2026Updated last week
- Langflow is a powerful tool for building and deploying AI-powered agents and workflows.☆146,605Updated this week
- The agent engineering platform☆132,305Updated this week
- 21 Lessons, Get Started Building with Generative AI☆109,016Updated this week
- ✨ Light and Fast AI Assistant. Support: Web | iOS | MacOS | Android | Linux | Windows☆87,606Dec 2, 2025Updated 4 months ago
- Implement a ChatGPT-like LLM in PyTorch from scratch, step by step☆89,680Apr 1, 2026Updated last week
- The ultimate space for work and life — to find, build, and collaborate with agent teammates that grow with you. We are taking agent harne…☆74,749Updated this week
- Examples and guides for using the OpenAI API☆72,479Mar 31, 2026Updated last week
- 🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.☆72,625Mar 11, 2026Updated 3 weeks ago
- 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…☆70,369Jan 25, 2026Updated 2 months ago
- 🙌 OpenHands: AI-Driven Development☆70,666Updated 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☆65,961Updated this week
- A natural language interface for computers☆62,953Feb 9, 2026Updated last month
- 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。☆58,883Jan 1, 2025Updated last year
- A programming framework for agentic AI☆56,603Mar 29, 2026Updated last week
- 🔮 ChatGPT Desktop Application (Mac, Windows and Linux)☆54,360Aug 29, 2024Updated last year
- 利用AI大模型，一键生成高清短视频 Generate short videos with one click using AI LLM.☆54,930Updated this week
- Build AI Agents, Visually☆51,549Updated this week
- Universal memory layer for AI Agents☆52,137Updated this week
- 🤱🏻 Turn any webpage into a desktop app with one command.☆47,557Updated this week
- CowAgent是基于大模型的超级AI助理，能主动思考和任务规划、访问操作系统和外部资源、创造和执行Skills、拥有长期记忆并不断成长，比OpenClaw更轻量和便捷。同时支持微信、飞书、钉钉、企微、QQ、公众号、网页等接入，可选择OpenAI/Claude/Gemini…☆42,747Updated this week
- A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.☆42,224Mar 31, 2026Updated last week
- aider is AI pair programming in your terminal☆42,778Mar 17, 2026Updated 3 weeks ago
- Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.☆41,430Updated this week
- ☆40,762Dec 30, 2025Updated 3 months ago
- Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products wi…☆39,084Jul 9, 2025Updated 8 months ago
- A generative speech model for daily dialogue.☆39,019Jan 18, 2026Updated 2 months ago
- Powerful AI Client☆39,290Updated this week
- OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamical…☆37,425Aug 17, 2024Updated last year
- 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…☆37,738Nov 10, 2025Updated 4 months ago
- Free ChatGPT&DeepSeek API Key，免费ChatGPT&DeepSeek API。免费接入DeepSeek API 和GPT4 API，支持 gpt | deepseek | claude | gemini | grok 等排名靠前的常用大模型。☆37,084Mar 6, 2026Updated last month
- Curso para aprender el lenguaje de programación Python desde cero y para principiantes. 100 clases, 44 horas en vídeo, código, proyectos …☆35,036Aug 11, 2025Updated 7 months ago
- Enhanced ChatGPT Clone: Features Agents, MCP, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRoute…☆35,191Updated this week
- Extracted system prompts from ChatGPT (GPT-5.4, GPT-5.3, Codex), Claude (Opus 4.6, Sonnet 4.6, Claude Code), Gemini (3.1 Pro, 3 Flash, CL…☆37,314Updated this week
- Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. …☆33,854Mar 26, 2026Updated last week
- 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 …☆31,215Jan 9, 2026Updated 2 months ago
- AIHawk aims to easy job hunt process by automating the job application process. Utilizing artificial intelligence, it enables users to ap…☆29,571Nov 16, 2025Updated 4 months ago
- ☆28,490Jan 12, 2026Updated 2 months ago
- Reverse engineered ChatGPT API☆27,960Aug 2, 2023Updated 2 years ago