SentinelTestbed is a free cyber range training solution. SimSpace Cyber Range Platform is a commercial cyber range training solution by SimSpace. Features, integrations, deployment and the company behind each one, side by side.
A vulnerable web site for testing Sentinel features
Cyber range platform for training, testing, and validating security controls.
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Based on what each listing shows: deployment, company size, price and open source.
SentinelTestbed fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.
SimSpace Cyber Range Platform fits if you need both cloud and on-premises options and you are an enterprise.
Common questions when comparing SentinelTestbed vs SimSpace Cyber Range Platform for cyber range training.
SentinelTestbed: A vulnerable web site for testing Sentinel features.
SimSpace Cyber Range Platform: Cyber range platform for training, testing, and validating security controls, built by SimSpace.
The table above shows where their features, integrations, deployment and company size fit differ.
SentinelTestbed is open-source with 11 GitHub stars. SimSpace Cyber Range Platform is made by SimSpace. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. SentinelTestbed and SimSpace Cyber Range Platform are both Cyber Range Training products. Key differences: SentinelTestbed is Free while SimSpace Cyber Range Platform is Commercial, SentinelTestbed is open-source. Use the table above to see where features, deployment and company size fit differ.
No Cyber Range Training shortlist yet. This is the closest one.
Updated 2026-11-01
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