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Cloud · head to head

Cilium vs Visual Studio

Cilium logo

Cilium

Cloud

eBPF-based networking, observability and security for Kubernetes

From
Free
Free plan
Yes
Full reviewWebsite
Visual Studio logo

Visual Studio

Developer Tools

IDE for .NET and C++ development on Windows

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Cilium requires a recent Linux kernel, which rules out older distributions and some managed environments; Visual Studio community edition is free only for individual developers, classroom use, academic research and open-source contribution, not general commercial use
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Cilium and Visual Studio actually diverge.

Attributes where Cilium and Visual Studio differ
AttributeCiliumVisual Studio
Pricing modelOpen source, no licence feefreemium
PlatformsKubernetes, LinuxWeb
CategoryCloudDeveloper Tools

Identical on both: starting price (Free), free tier (Yes), 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 Cilium

  • eBPF datapath
  • Identity-based policy
  • Hubble observability
  • Sidecar-free mesh

Only in Visual Studio

Nothing recorded that Cilium does not also cover.

What people use each for

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

Cilium

  • Kubernetes networking at a scale where iptables-based CNI performance degradesnot Visual Studio
  • Network policy expressed on workload identity rather than fragile IP rulesnot Visual Studio
  • Seeing which services actually talk to each other, and what policy is droppingnot Visual Studio

Visual Studio

  • Managing complex, large-scale projects across multiple platformsnot Cilium
  • Commercial development in small businessesnot Cilium
  • DevOps and automated deployment workflowsnot Cilium
  • Windows/SQL Server developer and tester rolesnot Cilium
  • Short-term or month-to-month IDE access needsnot Cilium

Where each one falls short

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

Cilium

  • Requires a recent Linux kernel, which rules out older distributions and some managed environments
  • eBPF is genuinely hard to debug when it misbehaves, and the skill is rare on most teams
  • Broad scope — CNI, policy, mesh, observability — means the learning curve covers several domains at once

Visual Studio

  • Community edition is free only for individual developers, classroom use, academic research and open-source contribution, not general commercial use
  • Monthly subscriptions are $45 per user per month for Professional and $250 per user per month for Enterprise, and do not include perpetual use rights the way annual Standard subscriptions do
  • A standalone perpetually licensed Visual Studio Professional 2022 costs $499 as a one-time purchase, separate from the subscription tiers

Pricing, plan by plan

Cilium

Free
  • CiliumFree
    • Full functionality
    • No usage limits
    • Community support

Visual Studio

Free

No published plan breakdown. See the Visual Studio review.

Which should you pick?

Choose Cilium if

  • You need ebpf datapath.
  • You want to start without paying.
  • You work on Kubernetes, Linux.
  • You also want identity-based policy.
Cilium review

Choose Visual Studio if

  • You want to start without paying.
Visual Studio review

Questions people ask

Is Cilium or Visual Studio better?
Neither clearly leads. Cilium starts at Free and Visual Studio at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cilium or Visual Studio?
Cilium starts at Free and Visual Studio at Free.
Does Cilium or Visual Studio run on more platforms?
Cilium runs on Kubernetes, Linux. Visual Studio runs on Web.
Can I use Cilium for free?
Both have a free tier, so you can try either at no cost before committing.
What is Cilium best used for?
Cilium is most often used for kubernetes networking at a scale where iptables-based cni performance degrades, network policy expressed on workload identity rather than fragile ip rules, seeing which services actually talk to each other, and what policy is dropping. Of those, kubernetes networking at a scale where iptables-based cni performance degrades and network policy expressed on workload identity rather than fragile ip rules are not what Visual Studio is typically brought in for.
What can Cilium do that Visual Studio cannot?
Cilium covers eBPF datapath, Identity-based policy, Hubble observability, Sidecar-free mesh.

Answered from the vendors’ own pages

Cilium: Is Cilium free?

Yes, open source and CNCF-graduated. Isovalent sells an enterprise distribution and support.

Visual Studio: What are the pricing differences between subscription types?

Standard subscriptions include access to more benefits, such as Azure dev/test pricing, monthly Azure individual credit, software and download access, services, training, and support. Monthly subscriptions offer flexibility but fewer benefits.

Source
Cilium: What does eBPF change?

It lets Cilium run packet-processing programs inside the kernel instead of relying on iptables rule chains, which behave poorly as the number of services grows.

Visual Studio: Are discounts available for startups?

There aren't any discounts available to start-ups, however an unlimited number of users within an organization can use Visual Studio Community for specific scenarios like open source work.

Source
Cilium: Does Cilium replace a service mesh?

It can cover much of what a mesh does without sidecars, though full mesh feature sets still favour Istio or Linkerd.

Visual Studio: Who can use Visual Studio Community for free?

In non-enterprise organizations, up to five users can use it. Enterprise organizations (greater than 250 PCs or greater than $1M annual revenue) cannot use it beyond academic/open-source scenarios.

Source
Visual Studio: What's the renewal pricing structure?

Enterprise standard renews at $214.09/month (after initial $499.92); Professional at $66.59/month (after $99.99).

Source
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