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exo vs GPUStack: catalog facts
exo	GPUStack
Free Free and open source under the Apache 2.0 licence.	Free Free and open source.
macOS	Self-hosted
Runs models larger than a single device's memory Automatic device discovery with no manual configuration	Pools GPUs across machines for model serving Supports vLLM and SGLang inference engines
Built around MLX, so it is centred on Apple hardware Benefits most from several high-memory machines	Aimed at GPU servers and clusters rather than a single laptop Needs server administration skills to set up
Downloadable app	Self-hosted
Open source	Open source
License: Apache-2.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 23, 2026

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