Unsloth
Local app for running and fine-tuning open AI models on your own computer.
- Verified facts
- 4 of 4
- Alternatives ranked
- 6
- Approved reviews
- 0
- Visits sent from here
- 0
About Unsloth
Unsloth started as an open-source library for fine-tuning large language models with less GPU memory, and it now ships a local interface (Unsloth Studio, packaged as the Unsloth Desktop app) that covers both chatting with models and training them. You can download GGUF, MLX and diffusion models, chat with them, run tool calls and code in a sandbox, build training datasets from PDFs or CSVs, fine-tune with LoRA or full training, then export the result for other runtimes such as Ollama or llama.cpp. It can also serve a model through an OpenAI-compatible API, so coding agents and editors can use a local model. The project says it runs fully offline and does not collect usage telemetry. It suits people who want more than a chat window: researchers and developers who want to customise a model, not just run it. The core library is Apache 2.0 and the Studio UI is AGPL-3.0; paid Pro and Enterprise tiers add multi-GPU and multi-node training. It runs on macOS, Windows and Linux, and training works best on an NVIDIA GPU.
Best for: Developers and researchers who want to both run and fine-tune open models locally.
Pros and cons
What works
- Training and chat in one local app, with no-code fine-tuning presets
- Uses far less VRAM for fine-tuning than standard training setups
- Exports to GGUF and other formats for Ollama, llama.cpp and vLLM
- Serves models through an OpenAI-compatible API for agents and editors
Why people leave
- The Studio UI is AGPL-3.0, which matters if you embed it in a product
- Multi-GPU and multi-node training sit in paid tiers
- More complex than a chat-only app like LM Studio if you only want to chat
Top Unsloth alternatives
See all 6- 1
LM Studio68.8Polished free desktop app for downloading and chatting with local models, if you don't need fine-tuning.
- 2
Ollama64.8Simple command-line runner and local API for open models; pairs with many chat front-ends.
- 3
Jan61.8Open-source offline chat app with a cleaner, chat-first interface and no training tools.
- 4
Open WebUI59.4Self-hosted web UI for local and remote models, better for sharing one setup with a team.
- 5
AnythingLLM57.5Local app focused on chatting with your documents through built-in RAG and agents.
Why people left Unsloth
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Unsloth: common questions
Is Unsloth free?
Yes. Unsloth is free, open-source software that you can host yourself.
Is Unsloth open source?
Yes. The source code is on GitHub at unslothai/unsloth. You can also run it on your own server.
What platforms does Unsloth run on?
Unsloth is available for macOS, Windows, Linux and Self-hosted.
What are the best alternatives to Unsloth?
The highest-ranked Unsloth alternatives right now are LM Studio, Ollama and Jan. See the full ranked list for pricing, platforms and verified facts.