IBM offers the POWER9 series of servers, available in scale-out or scale-up variants.
Pure Storage offers FlashBlade, a scale-out storage touted by the vendor as vastly more efficient and powerful than legacy storage with a far smaller form factor. FlashBlade also includes AIRI, an AI-based scalable infrastructure management tool.
IBM offers a wide range of scale-out servers and storage options, including their POWER8 line of scale-out enterprise grade servers, part of the IBM Power Systems family of servers.
StorNext, from Quantum, is file system software.
Exablox is a offered as a high performance scale-out file storage appliance which was acquired by disaster recovery solution company StorageCraft in January 2017 to boost that company's product line.
DataDirect Networks (DDN) offers their Infinite Memory Engine (IME) offered in the IME140 and IME240 appliances or via an IME software only edition, DDN IME Flash-Native Cache.
Fujitsu's Primergy line of servers includes the CX series, a scale-out storage solution supporting HPC and server farms.
HP acquired PolyServe and has since discontinued the product line.
QCT, a Quanta Computer company headquartered in San Jose, offers Rackgo X, a scale-out rack server.
Harmonic headquartered in San Jose offers MediaGrid, scale-out storage solutions designed to support digital media delivery.
NEC offers the Dx2000 server series, a hyperdense modular scale out server series.
NEC offers the HYDRAstor HS8-5000 scale-out grid storage and deduplication appliance.
Nutanix offers Files, a software-defined scale out storage solution.
Nutanix Volumes is a native scale-out block storage solution that provides direct block-level access via the iSCSI protocol to the Acropolis Distributed Storage Fabric (ADSF).