langflow

langflow-ai / langflow

Langflow 是一个低代码可视化平台,用于快速构建和部署 AI 智能体与自动化工作流,降低 LLM 应用开发门槛。

Python AI Agent LLM 应用 开发工具 可视化工作流 低代码 大模型应用 自动化

为什么值得看

编辑点评

Langflow 将复杂的 Agent/工作流编排转化为拖拽式可视化操作,极大降低了 AI 应用的原型验证与交付成本。适合需要快速搭建 RAG、多步骤推理或工具调用流程的开发者,也适合非工程背景的 AI 爱好者。其功能较完整,但重度生产级场景仍需注意自托管部署和性能调优。

Star 趋势

近 7 日
  • Star 总数154,891
  • 今日新增+20
  • 7 日增速+11%
  • Fork10,105

同类项目

同场景 · AI Agent / LLM 应用 / 开发工具

项目文档

来自 GitHub README · main 分支

Ask DeepWiki

Langflow is a powerful platform for building and deploying AI-powered agents and workflows. It provides developers with both a visual authoring experience and built-in API and MCP servers that turn every workflow into a tool that can be integrated into applications built on any framework or stack. Langflow comes with batteries included and supports all major LLMs, vector databases and a growing library of AI tools.

✨ Highlight features

  • Visual builder interface to quickly get started and iterate.
  • Source code access lets you customize any component using Python.
  • Interactive playground to immediately test and refine your flows with step-by-step control.
  • Multi-agent orchestration with conversation management and retrieval.
  • Deploy as an API or export as JSON for Python apps.
  • Deploy as an MCP server and turn your flows into tools for MCP clients.
  • Observability with LangSmith, LangFuse and other integrations.
  • Enterprise-ready security and scalability.

🖥️ Langflow Desktop

Langflow Desktop is the easiest way to get started with Langflow. All dependencies are included, so you don't need to manage Python environments or install packages manually. Available for Windows and macOS.

📥 Download Langflow Desktop

⚡️ Quickstart

Requires Python 3.10–3.14 and uv (recommended package manager).

Install

From a fresh directory, run:

uv pip install langflow -U

The latest Langflow package is installed. For more information, see Install and run the Langflow OSS Python package.

Run

To start Langflow, run:

uv run langflow run

Langflow starts at http://127.0.0.1:7860.

That's it! You're ready to build with Langflow! 🎉

📦 Other install options

Run from source

If you've cloned this repository and want to contribute, run this command from the repository root:

make run_cli

For more information, see DEVELOPMENT.md.

Docker

Start a Langflow container with default settings:

docker run -p 7860:7860 langflowai/langflow:latest

Langflow is available at http://localhost:7860/. For configuration options, see the Docker deployment guide.

🛡️ Security

For security information, see our Security Policy.

🚀 Deployment

Langflow is completely open source and you can deploy it to all major deployment clouds. To learn how to deploy Langflow, see our Langflow deployment guides.

⭐ Stay up-to-date

Star Langflow on GitHub to be instantly notified of new releases.

Star Langflow

👋 Contribute

We welcome contributions from developers of all levels. If you'd like to contribute, please check our contributing guidelines and help make Langflow more accessible.


Star History Chart

❤️ Contributors

langflow contributors

文档抓取自 GitHub 仓库 README,版权归原作者所有;已过滤徽章等噪音并经安全消毒后展示。