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GPUStack vs vLLM: catalog facts
GPUStack	vLLM
Free Free and open source.	Free Free and open source under the Apache-2.0 license.
Self-hosted	Linux, Command line
Pools GPUs across machines for model serving Supports vLLM and SGLang inference engines	High-throughput serving suited to production-scale local deployments Apache-2.0 licensed and actively developed
Aimed at GPU servers and clusters rather than a single laptop Needs server administration skills to set up	Aimed at developers deploying models rather than casual end users Requires appropriate GPU hardware for good performance
Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: Apache-2.0
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 23, 2026	Official website Full listing and sources Checked September 22, 2026

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