Langflow
Langflow is an open-source, low-code development tool designed for building, prototyping, and deploying custom AI agents, Retrieval-Augmented Generation applications, and Model Context Protocol servers. It provides a visual node-based interface to orchestrate complex data flows, integrate with hundreds of language models, vector databases, APIs, and tools. Developers can transition workflows from local notebooks to production environments seamlessly using either self-hosted open-source infrastructure or managed cloud deployment options.
Checked on Nov 3, 2026.
Alternative resources
An open agent platform and framework for building, testing, deploying, and monitoring LLM-powered applications and autonomous agents.
Collection of over 100 open-source AI agents, agent skills, and RAG applications built with end-to-end testing and Apache-2.0 license.
Directory and marketplace for discovering Model Context Protocol (MCP) servers and agent skills to connect AI models with tools.