xfanta apps
No accounts. No tracking.

Small, fast tools
for people who make things

Viewers, editors and converters for Mac and iPad, plus a couple of Onshape add-ins. Each one does a single job, natively, without asking who you are or sending your files anywhere.

Preview3D

for Mac & iPad

Open STEP, STL, OBJ, glTF, 3MF and G-code natively — with Quick Look previews, thumbnails and one-click conversion.

MaciPad
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PreviewMD

for Mac, iPad & iPhone

A native Markdown editor and viewer with real Quick Look in Finder, math, Mermaid diagrams and PDF export.

MaciPadiPhone
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StepKit In development

for Apple platforms

A from-scratch, pure-Swift STEP (ISO 10303) loader, B-rep kernel, tessellator and Metal viewer — no third-party CAD kernels.

MaciPad
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SVG to Onshape

Onshape add-in

Drop an SVG, optionally clean it with SVGO, click Insert — the geometry lands on the active sketch plane as native curves. No DXF detour.

OnshapeWeb
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Google Fonts for Onshape

Onshape add-in

Bring 1,900+ Google Fonts and your own .ttf/.otf files into Onshape as native sketch curves you can resize and reposition anytime.

OnshapeWeb
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  • No account, ever
  • No tracking, no telemetry
  • Files stay on your machine
  • No subscriptions