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vLLM vs GPUStack: catalog facts
vLLM	GPUStack
Free Free and open source under the Apache-2.0 license.	Free Free and open source.
Linux, Command line	Self-hosted
High-throughput serving suited to production-scale local deployments Apache-2.0 licensed and actively developed	Pools GPUs across machines for model serving Supports vLLM and SGLang inference engines
Aimed at developers deploying models rather than casual end users Requires appropriate GPU hardware for good performance	Aimed at GPU servers and clusters rather than a single laptop Needs server administration skills to set up
Downloadable app, Self-hosted	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 22, 2026	Official website Full listing and sources Checked September 23, 2026

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