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H2O LLM Studio vs ms-swift: catalog facts
H2O LLM Studio	ms-swift
Free Free and open source.	Free Free and open source under the Apache 2.0 licence.
Linux, Self-hosted	Linux, Command line
Fine-tune models without writing training code Runs on your own hardware	Supports over 1,000 text and multimodal models Wide range of tuning and RL algorithms
Needs a capable GPU for practical training Aimed at people with some machine learning background	Requires capable GPU hardware Documentation homepage defaults to Chinese
Self-hosted	Downloadable app
Open source	Open source
License: Apache-2.0	License: Apache-2.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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