Cybersecurity · head to head
Nessus vs Okteto

Nessus
Cybersecurity
The most trusted vulnerability assessment solution
- From
- $4790/year
- Free plan
- No

Okteto
Developer Tools
Runs production-like development environments on your own Kubernetes cluster
- From
- Free
- Free plan
- Yes
The short version
- Only Okteto has a free tier, so it costs nothing to try first.
- Each has a real cost: Nessus nessus Professional is $4,790 for one year, with no free or low cost commercial tier; Okteto two of the three plans publish no price at all, with no currency and no billing period stated anywhere, so any budget above five seats requires a sales conversation before you can even compare it with an alternative.
- They diverge on capability: Nessus covers Vulnerability scanning, Okteto covers Cluster development environments.
- Prices and features above were last checked on 31 August 2026.
Where they differ
Only the attributes on which Nessus and Okteto actually diverge.
Identical on both: user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Nessus
- Vulnerability scanning
- Configuration auditing
- Malware detection
- Web application scanning
- Cloud scanning
- Compliance checks
- Patch auditing
- Pre-built policies
Only in Okteto
- Cluster development environments
- File synchronisation
- Development containers
- Environment catalogue
- Preview environments
- Bring your own cloud
What people use each for
The jobs each tool is most often brought in to do.
Nessus
- Vulnerability scanning for individual practitionersnot Okteto
- Enterprise vulnerability managementnot Okteto
- Web application security assessmentsnot Okteto
Okteto
- A microservices estate where no developer can run the full dependency graph on a laptopnot Nessus
- Giving each pull request a working environment reviewers can click rather than describenot Nessus
- Letting coding agents build and test against real databases and queues instead of mocksnot Nessus
- Removing a fleet of local Kubernetes installations that drift from production and produce false test resultsnot Nessus
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Nessus
- Nessus Professional is $4,790 for one year, with no free or low cost commercial tier
- Multi year terms are the only discount route, at $9,330.95 for two years and $13,637.54 for three
- It is a single user scanner, so team workflows mean migrating to another Tenable product
- Tenable One vulnerability management is priced separately, starting at $3,500 a year for 100 assets
Okteto
- Two of the three plans publish no price at all, with no currency and no billing period stated anywhere, so any budget above five seats requires a sales conversation before you can even compare it with an alternative.
- The Apache-2.0 CLI is restricted to the development section of the manifest, so build services, user management and observability all require the commercial platform and the open licence provides very little continuity insurance.
- The last disclosed funding round is a 15 million US dollar Series A from February 2022 with nothing announced since, and the contributor base is dominated by company employees, which is concentrated risk for something embedded in every developer daily loop.
- You must bring and pay for the Kubernetes cluster, so node cost, capacity planning and version upgrades stay with your platform team on top of the licence fee.
- The 2026 repositioning towards AI agents means the classic developer inner loop is no longer what the marketing leads with, so a buyer purchasing that use case should confirm roadmap commitment rather than assume it.
Pricing, plan by plan
Nessus
$4790/year- Nessus Professional$4790/year
- 1 year license
- Best for individual security professionals
- Nessus Professional 2-Year$9330.95/2 years
- 2 year license with discounted rate vs. annual
- Nessus Professional 3-Year$13637.54/3 years
- 3 year license with discounted rate vs. annual
- Nessus Expert$6790/year
- 1 year license
- Enhanced capabilities vs. Professional
Okteto
Free- StarterFree
- 5 seats included
- Self-hosted deployment into your own cluster
- Community support
- Scale$undefined/year
- Contact sales, no price, currency or billing period published
- More seats and environments than Starter
- Self-hosted deployment
- Enterprise$undefined/year
- Contact sales, no price published
- Bring your own cloud deployment
- Available through Google Cloud and AWS marketplaces
Which should you pick?
Choose Nessus if
- You need vulnerability scanning.
- You work on Desktop, Api.
- You also want configuration auditing.
Choose Okteto if
- You need cluster development environments.
- You want to start without paying.
- You work on Linux, macOS, Windows, CLI, Kubernetes, Web.
- You also want file synchronisation.
Questions people ask
- Is Nessus or Okteto better?
- Neither clearly leads. Nessus starts at $4790/year and Okteto at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Nessus or Okteto?
- Okteto has a free tier; the other does not. Paid plans start at $4790/year for Nessus and Free for Okteto.
- Does Nessus or Okteto run on more platforms?
- Nessus runs on Desktop, Api. Okteto runs on Linux, macOS, Windows, CLI, Kubernetes, Web.
- Can I use Okteto for free?
- Yes. Okteto has a free tier, so you can try it without paying. Nessus starts at $4790/year.
- What is Nessus best used for?
- Nessus is most often used for vulnerability scanning for individual practitioners, enterprise vulnerability management, web application security assessments. Of those, vulnerability scanning for individual practitioners and enterprise vulnerability management are not what Okteto is typically brought in for.
- What can Nessus do that Okteto cannot?
- Nessus covers Vulnerability scanning, Configuration auditing, Malware detection, Web application scanning. Okteto covers Cluster development environments, File synchronisation, Development containers, Environment catalogue.
Answered from the vendors’ own pages
Nessus: What is the cheapest Nessus option?
Nessus Professional starts at $4,790 per year for a 1-year license. Multi-year commitments offer discounts, with 2-year licenses at $9,330.95 and 3-year licenses at $13,637.54.
SourceOkteto: Is Okteto open source?
The CLI is Apache-2.0, but the README states it supports only the development section of the manifest. Everything operationally interesting, including builds, user management and observability, is in the commercial platform.
Nessus: What is the difference between Nessus Professional and Expert?
Nessus Expert costs $6,790 per year for a 1-year license (compared to $4,790 for Professional) and includes enhanced capabilities. Multi-year rates are available at discounted prices.
SourceOkteto: What does it cost?
Only the free Starter tier with five seats is published. Scale and Enterprise are both contact sales, with no price, currency or billing period disclosed on the pricing page.
Nessus: Does Nessus offer optional support or training?
Yes, Nessus offers add-on services: Advanced Support at $400/year provides 24x365 access to phone, email, community, and chat support. On-Demand Training costs $275/year for Fundamentals course access or $385/year for both Fundamentals and Advanced courses.
SourceOkteto: Do I need my own Kubernetes cluster?
Yes. Okteto installs into a cluster you provide and pay for, so capacity, upgrades and node costs remain your responsibility in addition to the licence.
Okteto: How is this different from running Kubernetes locally?
Environments run against the same managed databases, queues and service mesh as production, so a class of failures that only appears in a real cluster is caught before merge rather than after deploy.
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