Patent Pending · US 64/034,974

One file,
from overview
to atom.

.frac is a progressive spatial format. Heavy file, light link, zoom in browser. Three domains, one container, true progressive loading over HTTP.

Start Free →View Pricing

×38DXF · FRAC

×53GEO · FRAC

3DOMAINS

×38

DXF → .frac

×53

GeoJSON → .frac

Domains tested

4 ms

Median encode

Three Domains

Vector and pixel data,
unified as one fractal tree.

Architectural drawings production-ready today. PCB and medical imaging in open beta.

LIVE

01 · ARCH

For architects

DXF · DWG · IFC

Send a drawing as a link. Client opens in browser, zooms from site plan down to material spec.

Tested5-story residential

Original244.6 KB

.frac6.4 KB

Ratio×38

BETA

02 · PCB

For engineers

KICAD · GERBER · ALTIUM

Review in browser without desktop CAD. Board outline down to individual pin.

Tested4-layer MCU+Eth

Original117.2 KB

.frac9.1 KB

Ratio×13

Q3 2026

03 · MED

For clinicians

DICOM · MRI · CT · US

Telemedicine preview (not for diagnostic use). 3 MB overview, zoom loads detail on demand.

TestedChest X-ray 1024²

Original2052 KB

.frac1001 KB

D=2 preview67 KB · 22.3 dB

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Scale when ready.

3 conversions per month, no credit card. Pro tier at €15/month when you need more.

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One file,from overviewto atom.

Vector and pixel data,unified as one fractal tree.