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Technology · head to head

GitLab vs Tenable

GitLab logo

GitLab

Technology

The One DevOps Platform

From
Free
Rated
-
Full reviewWebsite
Tenable logo

Tenable

Cybersecurity

AI-powered exposure management platform for unified security visibility

From
$3500/year
Rated
-
Full reviewWebsite

The short version

  • Only GitLab has a free tier, so it costs nothing to try first.
  • Each has a real cost: GitLab baseline requires 8 vCPU and 16 GB RAM for single-node installations; resource-intensive; Tenable pricing starts at $3500/year for Tenable One VM, expensive for small organizations
  • They diverge on capability: GitLab covers Git repository management, Tenable covers Unified attack surface mapping.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which GitLab and Tenable actually diverge.

Attributes where GitLab and Tenable differ
AttributeGitLabTenable
Starting priceFree$3500/year
Pricing modelopen-sourcesubscription
Free tierYesNo
PlatformsLinux, Kubernetes, Docker, Cloud (AWS, GCP, Azure)Cloud, Web
CategoryTechnologyCybersecurity
Founded2011Unknown

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 GitLab

  • Git repository management
  • CI/CD pipelines
  • Issue tracking
  • Code review
  • Wiki
  • Container registry
  • Security scanning
  • Monitoring

Only in Tenable

  • Unified attack surface mapping
  • Exposure intelligence enrichment
  • Tenable Hexa AI orchestration
  • Cloud Exposure (CNAPP)
  • OT Exposure
  • Identity Exposure
  • Vulnerability Management
  • Attack Surface Management

What people use each for

The jobs each tool is most often brought in to do.

GitLab

  • Git repository management and version controlnot Tenable
  • CI/CD pipeline automationnot Tenable
  • DevOps and release managementnot Tenable
  • Security and compliance workflowsnot Tenable

Tenable

  • Comprehensive vulnerability scanning for enterprise networksnot GitLab
  • Cloud security monitoring and compliance for AWS, Azure, GCPnot GitLab
  • Identity and access management risk assessmentnot GitLab
  • Operational technology security for industrial systemsnot GitLab
  • Attack surface management for third-party risknot GitLab

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

GitLab

  • Baseline requires 8 vCPU and 16 GB RAM for single-node installations; resource-intensive
  • PostgreSQL is mandatory; no support for alternative databases
  • Redis or Valkey cache required; adds infrastructure complexity
  • High-availability deployments require inter-node latency below 5 ms; difficult to achieve across geographically distributed sites
  • Requires self-hosting and maintenance; GitLab.com SaaS only available to GitLab team members for administration

Tenable

  • Pricing starts at $3500/year for Tenable One VM, expensive for small organizations
  • Many enterprise features require custom quote and sales engagement
  • Cloud Exposure, OT Exposure, and other modules have no published pricing
  • Multi-year contracts common, limiting flexibility
  • Setup and configuration complexity for enterprise deployments

Pricing, plan by plan

GitLab

Free

No published plan breakdown. See the GitLab review.

Tenable

$3500/year
  • Tenable One Vulnerability Management$3500/year
    • Per 100 assets
    • Multi-year discounts available
  • Tenable One Web App Scanning$3578/year
    • Per 5 FQDNs
    • Annual subscription
  • Nessus Professional$4790/year
    • Vulnerability scanning
    • Multi-year discounts available
    • Optional advanced support: $400/year
  • Nessus Expert$6790/year
    • Advanced vulnerability scanning
    • Multi-year discounts available
    • Optional advanced support: $400/year

Which should you pick?

Choose GitLab if

  • You need git repository management.
  • You want to start without paying.
  • You work on Linux, Kubernetes, Docker, Cloud (AWS, GCP, Azure).
  • You also want ci/cd pipelines.
GitLab review

Choose Tenable if

  • You need unified attack surface mapping.
  • You work on Cloud, Web.
  • You also want exposure intelligence enrichment.
Tenable review

Questions people ask

Is GitLab or Tenable better?
Neither clearly leads. GitLab starts at Free and Tenable at $3500/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GitLab or Tenable?
GitLab has a free tier; the other does not. Paid plans start at Free for GitLab and $3500/year for Tenable.
Does GitLab or Tenable run on more platforms?
GitLab runs on Linux, Kubernetes, Docker, Cloud (AWS, GCP, Azure). Tenable runs on Cloud, Web.
Can I use GitLab for free?
Yes. GitLab has a free tier, so you can try it without paying. Tenable starts at $3500/year.
What is GitLab best used for?
GitLab is most often used for git repository management and version control, ci/cd pipeline automation, devops and release management, security and compliance workflows. Of those, git repository management and version control and ci/cd pipeline automation are not what Tenable is typically brought in for.
What can GitLab do that Tenable cannot?
GitLab covers Git repository management, CI/CD pipelines, Issue tracking, Code review. Tenable covers Unified attack surface mapping, Exposure intelligence enrichment, Tenable Hexa AI orchestration, Cloud Exposure (CNAPP).

Answered from the vendors’ own pages

Tenable: How is Tenable One pricing structured?

Tenable One Vulnerability Management costs $3500/year per 100 assets. Web App Scanning is $3578/year per 5 FQDNs. Multi-year discounts are available.

Source
Tenable: What is the difference between Nessus Professional and Nessus Expert?

Nessus Professional costs $4790/year and provides core vulnerability scanning. Nessus Expert costs $6790/year and offers advanced scanning capabilities.

Source
Tenable: Are custom support and training available for Tenable?

Yes. Optional advanced support is available for $400/year. Training courses range from $275-$385/year.

Source
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