Ollama vs Open WebUI

Comparing two open source alternatives to ChatGPT and Deepseek and Claude . Use the comparison below to decide which one fits your needs.

Ollama

MIT

Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, Mistral Small 3.1 and other large language models.

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Open WebUI

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

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Side-by-side comparison

	Ollama	Open WebUI
License	MIT	—
Self-hostable	Yes	Yes
GitHub Stars	174,917	143,047
Forks	16,727	20,608
Open Issues	3,496	443
Last Commit	Jun 26, 2026	Jun 25, 2026
First Released	Jun 26, 2023	Oct 6, 2023
Categories	AI Chat	AI Chat
Tags	#DeepSeek	—

Similar open source alternatives

Lobe Chat

🤯 Lobe Chat - an open-source, modern design AI chat framework. Supports multiple AI providers (OpenAI / Claude 4 / Gemini / DeepSeek / Ollama / Qwen), Knowledge Base (file upload / RAG ), one click install MCP Marketplace and Artifacts / Thinking. One-click FREE deployment of your private AI Agent application.

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ChatGPT

Onyx

Open-source AI chat and enterprise search platform with RAG that works with every LLM.

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Glean

Pi

Open-source AI agent toolkit with an interactive coding agent CLI, unified multi-provider LLM API, and TUI libraries.

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Claude