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AR VR · head to head

A-Frame vs KiCad

A-Frame logo

A-Frame

AR VR

Web framework for building VR experiences

From
Free
Rated
-
Full reviewWebsite
KiCad logo

KiCad

CAD

Free open source schematic capture and PCB layout with no seat, board size or layer limits

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: A-Frame no commercial support or SLA agreements documented; KiCad there is no vendor obligation behind the free software, so a blocking bug is escalated to a volunteer community unless you separately buy a contract from KiCad Services Corporation.
  • They diverge on capability: A-Frame covers Declarative HTML, KiCad covers Schematic capture.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which A-Frame and KiCad actually diverge.

Attributes where A-Frame and KiCad differ
AttributeA-FrameKiCad
Pricing modelopen-sourceOpen source, no licence fee
PlatformsWeb (via WebXR), VR headsets, AR-capable mobile devicesWindows, macOS, Linux
CategoryAR VRCAD
Founded2015Unknown

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 A-Frame

  • Declarative HTML
  • Entity-component system
  • WebXR support
  • Cross-platform
  • Three.js
  • AR.js
  • Physics engines
  • Networking

Only in KiCad

  • Schematic capture
  • PCB layout
  • No design limits
  • 3D viewer
  • Manufacturing output
  • Scripting

What people use each for

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

A-Frame

  • 3D and AR/VR web experiencesnot KiCad
  • WebVR applicationsnot KiCad
  • WebGPU implementationsnot KiCad
  • Hand-tracking interactive contentnot KiCad

KiCad

  • A hardware startup designing a multi-layer board without paying for an Altium seatnot A-Frame
  • A university teaching PCB design where per-student licences are unaffordablenot A-Frame
  • An open hardware project that needs design files anyone can open and modifynot A-Frame
  • An engineer prototyping a board at home who needs commercial rights on the outputnot A-Frame

Where each one falls short

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

A-Frame

  • No commercial support or SLA agreements documented
  • No enterprise licensing options available
  • Documentation and community support are primary resources

KiCad

  • There is no vendor obligation behind the free software, so a blocking bug is escalated to a volunteer community unless you separately buy a contract from KiCad Services Corporation.
  • High speed design support, including advanced constraint management, differential pair and impedance tooling, remains behind Altium and Cadence, which matters as soon as boards carry fast interfaces.
  • Rigid-flex and complex stack-up design is weak, so products with flex circuits usually need a commercial package.
  • Component library and part sourcing integrations are thinner than the commercial tools, so parts data and availability checking is manual work someone has to own.
  • Multi-engineer design data management is not provided; teams end up assembling Git workflows themselves, and merge handling on binary-adjacent design files is awkward.

Pricing, plan by plan

A-Frame

Free

No published plan breakdown. See the A-Frame review.

KiCad

Free
  • KiCadFree
    • Full suite under GPL
    • No board size, layer or component limits
    • Commercial use permitted
  • Commercial support$undefined/year
    • Support contracts sold separately by KiCad Services Corporation
    • Priority issue handling and consulting
    • Not included with the free software

Which should you pick?

Choose A-Frame if

  • You need declarative html.
  • You want to start without paying.
  • You work on Web (via WebXR), VR headsets, AR-capable mobile devices.
  • You also want entity-component system.
A-Frame review

Choose KiCad if

  • You need schematic capture.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want pcb layout.
KiCad review

Questions people ask

Is A-Frame or KiCad better?
Neither clearly leads. A-Frame starts at Free and KiCad at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, A-Frame or KiCad?
A-Frame starts at Free and KiCad at Free.
Does A-Frame or KiCad run on more platforms?
A-Frame runs on Web (via WebXR), VR headsets, AR-capable mobile devices. KiCad runs on Windows, macOS, Linux.
Can I use A-Frame for free?
Both have a free tier, so you can try either at no cost before committing.
What is A-Frame best used for?
A-Frame is most often used for 3d and ar/vr web experiences, webvr applications, webgpu implementations, hand-tracking interactive content. Of those, 3d and ar/vr web experiences and webvr applications are not what KiCad is typically brought in for.
What can A-Frame do that KiCad cannot?
A-Frame covers Declarative HTML, Entity-component system, WebXR support, Cross-platform. KiCad covers Schematic capture, PCB layout, No design limits, 3D viewer.

Answered from the vendors’ own pages

A-Frame: Is A-Frame free to use?

A-Frame is a free, open-source web framework for building 3D, AR, and VR experiences. There are no licensing costs or subscription fees associated with using A-Frame.

Source
KiCad: Is KiCad really free for commercial work?

Yes. It is GPL licensed with no restriction on commercial use, board size, layer count or component count.

A-Frame: What platforms does A-Frame support?

A-Frame is cross-platform and works on VR headsets, mobile devices, and desktop computers. It supports WebVR, WebGPU, and hand tracking capabilities.

Source
KiCad: Can I buy support?

Yes, but not from the project. KiCad Services Corporation sells commercial support contracts separately; CERN moved to exactly that arrangement after ending its donation programme.

A-Frame: What is the difference between A-Frame and traditional 3D development frameworks?

A-Frame uses HTML and Entity-Component architecture to simplify 3D creation. This makes building immersive experiences accessible to web developers without specialized 3D graphics expertise.

Source
KiCad: How is development funded?

Through donations and sponsors administered via The Linux Foundation, plus contributed engineering time.

KiCad: Is it good enough to replace Altium?

For most low and medium speed boards yes. For high speed, rigid-flex and heavily constrained designs, the commercial tools still hold a clear lead.

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