Open Source LLM Application Frameworks using OpenAI
A curated collection of the best open source frameworks specifically for building applications using Large Language Models. using OpenAI.
Visual builder for AI agents and RAG pipelines
Stars
153,586Last commit
23 hours agoLicense
MIT
Build, deploy, and iterate on AI agents, RAG applications, and MCP servers using a drag-and-drop visual interface backed by Python.
Open Source Alternative to:
Model-agnostic platform for building intelligent AI agents
Stars
41,854Last commit
11 hours agoLicense
Apache-2.0
Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.
Open Source Alternative to:
Build AI copilots for your product in hours, not months
Stars
36,979Last commit
20 hours agoLicense
MIT
Integrate production-ready AI copilots into any product quickly and easily with CopilotKit's open-source platform.
Open Source Alternative to:
Stellar Hosted – Managed Open Source software hosting in the EU: secure, compliant, fast.
Stellar Hosted