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WebLLM ChatKoboldCpp
Free

Free to use in the browser.

 Free

Free and open source under the AGPL.

Web Windows, macOS, Linux
  • Runs models locally in the browser with no install
  • Conversations are processed without a server
  • A single executable with no installation and no external dependencies
  • Runs on CPU or GPU, with partial offload for machines short on VRAM
  • Requires a browser and GPU with WebGPU support
  • Models must be downloaded before first use
  • You still have to find and download model files yourself
  • Performance on CPU alone is slow for larger models
Web application Downloadable app
Closed source Open source
License not stated License: AGPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 1, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.