Best AI local and open-weight tools (2026)
Ordered by fit for people who want a model on hardware they control, not by payment. Sponsors never buy placement.
Local does not mean unlicensed, and open-weight does not mean the desktop app is open source. This list is for a reader who wants a model on hardware they control and is willing to read two licenses: the one for the application, and the one for the weights. A friendly installer can still be a proprietary app. A model card can still forbid the use you had in mind.
The order is fit for that job. We put runners with a public license and a clear local server ahead of desktop apps whose terms you still have to read before you hand the installer to a whole company. We did not benchmark tokens per second, and we are not ranking hardware. Each row copies the verdict, the audience, the price, and the date we checked it from the tool page. Those notes are snapshots. Open the tool page and the license before you pull a model onto a shared machine. Sponsors never buy placement, and a vendor’s free tier is not a payment for a higher slot.
How the order was chosen
- The app license and the model license are named separately.
- Free to download is not the same claim as an OSI open-source license.
- The tool page says whether you are running a local server or only opening a desktop window.
1. Ollama
Use Price checked November 7, 2026
A local runner for open-weight chat models.
For People who want a model on their own machine without standing up a server from scratch.
Free to download. The app license is MIT. Each model you pull has its own license.
2. vLLM
Use Price checked November 7, 2026
An Apache-licensed server for open-weight models.
For Teams that need an API in front of weights they already have.
Free under Apache 2.0. You pay for the GPUs.
3. llama.cpp
Use Price checked November 7, 2026
A local inference engine for GGUF-style model files.
For Developers running models on a laptop or a small server.
The engine is free under the repository license. You supply the model.
4. LM Studio
Watch Price checked November 7, 2026
A desktop app for chatting with local models.
For People who want a window, a model picker, and a local server.
Free to download. The desktop app is not open source.
5. Jan
Watch Price checked November 7, 2026
A desktop app that runs local models and exposes a local API.
For People who want ChatGPT-shaped software without sending the prompt away.
Free to download. The README states Apache 2.0. Confirm the LICENSE file you install.
6. Open WebUI
Watch Price checked November 7, 2026
A chat interface you host in front of Ollama or another model server.
For Teams that want a shared chat UI on their own network.
Free to self-host. The license restricts branding changes above a stated user count.