The official release is now live.
Functions
$addColorStop[gradient?;offset;color]
$arc[canvas?;x;y;radius;startAngle;endAngle;counterclockwise?]
$arcTo[canvas?;x1;y1;x2;y2;radius]
$attachCanvas[canvas?;name?]
$beginPath[canvas?]
$canvasSize[canvas?;property?]
$canvasTrim[canvas?]
$clearRect[canvas?;x;y;width;height;...radius?]
$clip[canvas?;rule?]
$closePath[canvas?]
$downloadCanvas[canvas?;path]
$drawImage[canvas?;name;x;y;width?;height?;...radius?]
$drawImage[canvas?;path;x;y;width?;height?;...radius?]
$drawLines[canvas?;...lines]
$ellipse[canvas?;x;y;radiusX;radiusY;rotation;startAngle;endAngle;counterclockwise?]
$fill[canvas?;rule?]
$fillRect[canvas?;x;y;width;height;...radius?]
$fillStyle[canvas?;style]
$fillText[canvas?;text;font;x;y;maxWidth?;multiline?;wrap?;lineOffset?]
$filter[canvas;method;filter?;value?]
$fontFamilies[separator?]
$getLineDash[canvas?]
$getPixelColors[canvas?;x;y;width;height]
$imageSize[src;property?]
$letterSpacing[canvas?;spacing]
$measureText[canvas?;text;font;property?]
$moveTo[canvas?;x;y]
$newCanvas[canvas;...functions?]
$newConicGradient[gradient;startAngle;x;y;...stops?]
$newLinearGradient[gradient;x1;y1;x2;y2;...stops?]
$newRadialGradient[gradient;x1;y1;r1;x2;y2;r2;...stops?]
$opacity[canvas;method;value?]
$putPixelsColors[canvas?;x;y;width;height;pixels]
$rect[canvas?;x;y;width;height;...radius?]
$registerFont[src;...name?]
$resetTransform[canvas?]
$resizeCanvas[canvas?;width;height]
$restore[canvas?]
$rotation[canvas?;angle]
$save[canvas?]
$setCanvasSize[width;height]
$setLineDash[canvas?;...segments?]
$setShadow[canvas?;blur;style;...offset?]
$setTransform[canvas?;a;b;c;d;e;f]
$stroke[canvas?;width?]
$strokeRect[canvas?;x;y;width;height;strokeWidth?;...radius?]
$strokeStyle[canvas?;style]
$strokeText[canvas?;text;font?;x;y;lineWidth?;maxWidth?;multiline?;wrap?;lineOffset?]
$textAlign[canvas?;align]
$textBaseline[canvas?;baseline]
$transform[canvas?;a;b;c;d;e;f]
$translate[canvas?;x;y]
$wordSpacing[canvas?;spacing]
$addFrame[gif?;frame]
$attachGIF[gif?;name?]
$getFrames[src?;amount?]
$gifFinish[gif?]
$newGIF[canvas;...functions?]
$setDelay[gif?;delay]
$setFPS[gif?;frames?]
$setGIFSize[width;height]
$setQuality[gif?;quality]
$setRepeat[gif?;loops]
$setThreshold[gif?;percentage]