Langflow is a low-code tool for developers, focusing on simplifying the building process of AI agents and workflows. It allows developers to quickly build complex AI applications through a visual interface, supporting the integration of various APIs, models, and databases. By providing a wealth of pre-built components and customizable options, the tool helps developers focus on creativity rather than complex code implementation. Langflow offers a free trial and supports cloud deployment, suitable for a wide range of users from individual developers to enterprise teams.