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FishOS
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Table of Contents
FishOS - 2026 Pricing, Features, Reviews & Alternatives


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Last updated: March 2026
FishOS overview
What is FishOS?
FishOS® by Sardina Systems is an integrated OpenStack and Kubernetes platform, featuring highly scalable Ceph storage, and a range of key differentiating capabilities and functionalities to enable flexible, scalable, and efficient cloud data center operations.
FishOS has been proven at large production sites in a range of industries, including research, government, academic, and finance, with market-leading unique capabilities that won multiple awards including the prestigious DCD>Zettastructure Award for Open Data Centers, and the IDC HPC Innovation Excellence Award.
FishOS is an automation software addressing all three phases of the OpenStack lifecycle: Deployment, Operation, and Upgrade.
Deployment:
- Fast, flexible, fully remote lightweight deployer
- Zero-to-full-system-operation within 30 min
- Includes Ceph storage deployment
- High-availability configuration as default
Operation:
- Optimal live resources utilization via Placement Engine
- Rebalance system load without interruption with live-migration
- Optimal energy usage at all times via Power Engine
- Complete metrics analysis and data visualization for system health monitoring
- Flexible and configurable billing
Upgrade:
- Zero downtime upgrade
- Upgrade of the system after each new release of OpenStack
- Included in the license
FishOS’s user interface
FishOS reviews
Overall rating
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- Ease of use
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- Likelihood to recommend1.00/10
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Who uses FishOS?
Based on 10 verified user reviews.
Company size
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FishOS's key features
Most critical features, based on insights from FishOS users:
All FishOS features
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FishOS alternatives
FishOS pricing
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User opinions about FishOS price and value
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FishOS support options
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