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Best Open Source ChatGPT Alternative in 2025

ChatGPT is an advanced AI chatbot developed by OpenAI that uses large language models to have natural conversations with people. Think of it as a super-smart digital assistant that can understand and respond to almost any question or request you have.

1 Open Source alternatives found
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Open WebUI

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Open WebUI is a self-hosted artificial intelligence interface that lets you interact with language models on your own hardware. Think of it like ChatGPT, but running entirely on your computer or private server instead of in the cloud.

Best Open Source ChatGPT Alternative in 2025