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Status

This page documents the implementation status of various HTML and CSS features in Blitz.

CSS PropertiesHTML ElementsEventsWPT TestsWPT History

This page documents Blitz's scores on the "css" subsuite of the Web Platform Tests.

Note: As it does not have a JavaScript engine, Blitz can only run about 20% of the total subtests. In the numbers below, tests that Blitz can't run are ignored and percentages are relative to the number of tests run.

wpt / svg / types / scripted

Score history
1 month3 months6 months1 yearAll time
0%20%40%60%80%100%svg/types/scripted

Data from commit:
a50cb89 wpt: run reference-named files which are themselves tests (#836) (2026-09-03)

AreaInterop ScoreTestsTest %SubtestsSubtest %
Total1.20%(1/83)1.20%(2/591)0.34%
TestSubtestsSubtest %Status
SVGAnimatedAngle-initial-values.html(0/2)0.00%FAIL
SVGAnimatedAngle.html(0/1)0.00%FAIL
SVGAnimatedBoolean.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGClipPathElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGComponentTransferFunctionElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFEColorMatrixElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFECompositeElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFEConvolveMatrixElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFEDisplacementMapElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFEMorphologyElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFETurbulenceElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGFilterElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGGradientElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGMarkerElement.html(0/5)0.00%FAIL
SVGAnimatedEnumeration-SVGMaskElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGPatternElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGTextContentElement.html(0/1)0.00%FAIL
SVGAnimatedEnumeration-SVGTextPathElement.html(0/3)0.00%FAIL
SVGAnimatedEnumeration-initial-values.html(0/1)0.00%FAIL
SVGAnimatedEnumeration.html(0/1)0.00%FAIL
SVGAnimatedInteger-initial-values.html(0/10)0.00%FAIL
SVGAnimatedInteger.html(0/1)0.00%FAIL
SVGAnimatedLength-initial-values.html(0/130)0.00%FAIL
SVGAnimatedLength.html(0/1)0.00%FAIL
SVGAnimatedLengthList.html(0/1)0.00%FAIL
SVGAnimatedNumber-initial-values.html(0/102)0.00%FAIL
SVGAnimatedNumber.html(0/1)0.00%FAIL
SVGAnimatedNumberList.html(0/1)0.00%FAIL
SVGAnimatedPreserveAspectRatio.html(0/1)0.00%FAIL
SVGAnimatedRect.html(0/5)0.00%FAIL
SVGElement.className-01.svg(0/1)0.00%FAIL
SVGGeometryElement.getPointAtLength-01.svg(0/4)0.00%FAIL
SVGGeometryElement.getPointAtLength-02.svg(0/1)0.00%FAIL
SVGGeometryElement.getPointAtLength-03.svg(0/3)0.00%FAIL
SVGGeometryElement.getPointAtLength-04.svg(0/13)0.00%FAIL
SVGGeometryElement.getPointAtLength-05.svg(0/12)0.00%FAIL
SVGGeometryElement.getTotalLength-01.svg(0/6)0.00%FAIL
SVGGeometryElement.getTotalLength-02.html(0/1)0.00%FAIL
SVGGeometryElement.isPointInFill-01.svg(0/9)0.00%FAIL
SVGGeometryElement.isPointInStroke-01.svg(0/13)0.00%FAIL
SVGGeometryElement.isPointInStroke-02.svg(0/1)0.00%FAIL
SVGGraphicsElement-clone.svg(0/2)0.00%FAIL
SVGGraphicsElement-padding.svg(0/7)0.00%FAIL
SVGGraphicsElement.getBBox-01.html(0/19)0.00%FAIL
SVGGraphicsElement.getBBox-02.html(0/1)0.00%FAIL
SVGGraphicsElement.getBBox-03.html(0/12)0.00%FAIL
SVGGraphicsElement.getBBox-04.html(0/1)0.00%FAIL
SVGGraphicsElement.getBBox-05.html(0/15)0.00%FAIL
SVGGraphicsElement.getBBox-06.html(0/3)0.00%FAIL
SVGGraphicsElement.getBBox-07.html(0/49)0.00%FAIL
SVGGraphicsElement.getBBox-08.html(0/20)0.00%FAIL
SVGGraphicsElement.getBBox-09.html(0/24)0.00%FAIL
SVGGraphicsElement.getBBox-10.html(0/4)0.00%FAIL
SVGGraphicsElement.getCTM-empty-viewBox.html(0/2)0.00%FAIL
SVGGraphicsElement.getScreenCTM.html(0/8)0.00%FAIL
SVGGraphicsElement.svg(0/3)0.00%FAIL
SVGLength-cap.html(0/1)0.00%FAIL
SVGLength-ch.html(0/1)0.00%FAIL
SVGLength-convertToSpecifiedUnits-font-change.html(0/1)0.00%FAIL
SVGLength-convertToSpecifiedUnits-non-px-source.html(0/1)0.00%FAIL
SVGLength-convertToSpecifiedUnits-percentage-directionality.html(0/1)0.00%FAIL
SVGLength-convertToSpecifiedUnits-readonly.html(0/5)0.00%FAIL
SVGLength-convertToSpecifiedUnits-reserialization.html(0/7)0.00%FAIL
SVGLength-ic.html(0/1)0.00%FAIL
SVGLength-lh.html(0/1)0.00%FAIL
SVGLength-px-with-context.html(0/1)0.00%FAIL
SVGLength-px.html(0/10)0.00%FAIL
SVGLength-rem.html(0/1)0.00%FAIL
SVGLength-rlh.html(0/1)0.00%FAIL
SVGLength-viewport.html(0/1)0.00%FAIL
SVGLength-zoom.html(0/1)0.00%FAIL
SVGLength.html(0/1)0.00%FAIL
SVGLengthList-appendItem.html(0/1)0.00%FAIL
SVGLengthList-appendItemFromClearedList.html(0/1)0.00%FAIL
SVGLengthList-basics.html(0/1)0.00%FAIL
SVGLengthList-getItem.html(0/1)0.00%FAIL
SVGList-parse-invalid-clears-items.html(0/5)0.00%FAIL
SVGMatrix.html(0/9)0.00%FAIL
SVGPathElement.getTotalLength-01.html(0/3)0.00%FAIL
SVGPoint.html(0/1)0.00%FAIL
SVGRect.html(0/3)0.00%FAIL
event-handler-all-document-element-events.svg(1/16)6.25%FAIL
svglength-value-access-when-in-detached-document-crash.html(1/1)100.00%PASS