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Web Development · head to head

.NET vs Harness

.NET logo

.NET

Web Development

Free, cross-platform, open source developer platform

From
Free
Free plan
Yes
Full reviewWebsite
Harness logo

Harness

Developer Tools

Software delivery platform across CI, CD, security testing and cost management

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: .NET .NET 8 and .NET 9 both reach end of support on 10 November 2026, per dotnet.microsoft.com/en-us/platform/support/policy (Aug 2026), forcing an upgrade to .NET 10 by that date; Harness essentials and Enterprise pricing requires sales contact; no published rates
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which .NET and Harness actually diverge.

Attributes where .NET and Harness differ
Attribute.NETHarness
Pricing modelopen-sourcefreemium
CategoryWeb DevelopmentDeveloper Tools

Identical on both: starting price (Free), free tier (Yes), platforms (Web), user rating (Not yet rated).

What people use each for

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

.NET

  • Web development with ASP.NET Core and Entity Frameworknot Harness
  • Cloud-native application development for Azurenot Harness
  • Mobile and desktop apps with .NET MAUI cross-platform frameworknot Harness
  • AI and machine learning applications using C#not Harness

Harness

  • Deploying apps to AWS, Azure, and Google Cloud with rollbacksnot .NET
  • Integrating security scanners throughout build pipelines before productionnot .NET
  • Automating cloud cost reduction and tracking unit-level expensesnot .NET
  • Enabling developers to provision infrastructure without operations bottlenecksnot .NET
  • Assessing deployment frequency and lead time productivity metricsnot .NET

Where each one falls short

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

.NET

  • .NET 8 and .NET 9 both reach end of support on 10 November 2026, per dotnet.microsoft.com/en-us/platform/support/policy (Aug 2026), forcing an upgrade to .NET 10 by that date
  • Standard Term Support releases get only 2 years of patches versus 3 years for Long Term Support releases, per Microsoft's own support policy page, so teams on an STS release face a shorter upgrade cycle

Harness

  • Essentials and Enterprise pricing requires sales contact; no published rates
  • DevOps Essentials has no on-premises deployment option
  • Internal Developer Portal requires minimum 20 developer licenses
  • Pipeline execution history retention 6 months (Essentials) vs 25 months as add-on (Enterprise)

Pricing, plan by plan

.NET

Free

No published plan breakdown. See the .NET review.

Harness

Free
  • FreeFree
    • Starter platform for software delivery lifecycle
    • Open source options available (Harness Open Source, Litmus Chaos)
  • Essentials$null/month
    • Growing organizations with small to mid-size teams
    • Packaged DevOps Essentials bundle
    • Continuous software delivery capabilities
  • Enterprise$null/month
    • Large-scale organizations
    • Pick any modules based on needs
    • Advanced features

Which should you pick?

Choose .NET if

  • You want to start without paying.
.NET review

Choose Harness if

  • You want to start without paying.
Harness review

Questions people ask

Is .NET or Harness better?
Neither clearly leads. .NET starts at Free and Harness at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, .NET or Harness?
.NET starts at Free and Harness at Free.
Does .NET or Harness run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use .NET for free?
Both have a free tier, so you can try either at no cost before committing.
What is .NET best used for?
.NET is most often used for web development with asp.net core and entity framework, cloud-native application development for azure, mobile and desktop apps with .net maui cross-platform framework, ai and machine learning applications using c#. Of those, web development with asp.net core and entity framework and cloud-native application development for azure are not what Harness is typically brought in for.

Answered from the vendors’ own pages

.NET: Is .NET free to use?

Yes. .NET is completely free and open-source, available on GitHub.

Source
Harness: Is there a free Harness plan?

Yes, Harness offers a free plan for individual developers and small teams with open source options including Harness Open Source and Litmus Chaos.

Source
.NET: What platforms does .NET support?

.NET supports Windows, Linux, macOS, and Docker. A single C# codebase can run across multiple platforms including iOS, Android, and cloud environments.

Source
Harness: What are Harness's paid pricing tiers?

Harness offers Essentials for growing teams and Enterprise for large-scale organizations. Both require contacting sales for custom pricing. Pricing is based on modules and features selected.

Source
.NET: How large is the .NET ecosystem?

NuGet provides 390,000+ unique packages with 50,000+ new packages added annually. .NET has 474K+ GitHub stars and active community support across multiple platforms.

Source
Harness: Can Harness be deployed on-premises?

Enterprise plans include self-managed platform deployment option. DevOps Essentials bundle does not offer on-premises deployment.

Source
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