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GPT4All Alternatives in 2026

The best 8 open-source GPT4All alternatives in 2026, ranked by GitHub stars. Find free, self-hosted replacements for GPT4All.

8 Alternatives
100% Open Source
Free To Self-Host

What are the best GPT4All alternatives in 2026?

The best open-source GPT4All alternatives in 2026 are Jan, Ollama, Open WebUI, llama.cpp, LobeChat. These tools cover the same use cases as GPT4All — run powerful and customized llms locally — with the advantage of being open-source, free to self-host, and backed by active communities. Top picks are ranked by GitHub stars and community adoption, so you can find a drop-in replacement that fits your workflow.

#1
Jan ★ 44k+ Top Pick

Open-source ChatGPT alternative that runs offline

chat local open-source llmApache-2.0 / GPL-3.0
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#2
Ollama ★ 179k+ Top Pick

Run large language models locally on your machine

llm local open-source inferenceMIT
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#3
Open WebUI ★ 149k+ Top Pick

User-friendly self-hosted web UI for Ollama and LLMs

chat web-ui local open-sourceMIT
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#4
llama.cpp ★ 125k+

Fast LLM inference in C/C++ for local deployment

llm local inference open-sourceMIT
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#5
LobeChat ★ 82k+

Modern open-source ChatGPT / LLMs UI framework

chat web-ui open-source llmApache-2.0
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#6
LocalAI ★ 49k+

Free, open-source alternative to OpenAI API running locally

llm local api open-sourceMIT
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#7
Text Generation WebUI ★ 48k+

Gradio-based web UI for running local LLMs

llm local web-ui open-sourceAGPL-3.0
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#8
Open Assistant ★ 37k+

LAION's open-source ChatGPT alternative for everyone

chat open-source rlhf llmApache-2.0
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More Alternatives

Stable Diffusion WebUI Alternativesllama.cpp AlternativesScreenshot to Code AlternativesOpen WebUI AlternativesOllama Alternatives

Last updated: Aug 28, 2026 · Curated by AI Tools Hub Editorial · About · Contact · Privacy