diff --git a/opentype/opentype-tests.ts b/opentype/opentype-tests.ts
new file mode 100644
index 0000000000..758b09283c
--- /dev/null
+++ b/opentype/opentype-tests.ts
@@ -0,0 +1,65 @@
+/// <reference path="./opentype.d.ts" />
+
+var x = 0;
+var y = 0;
+var fontSize = 72;
+var ctx: CanvasRenderingContext2D;
+
+opentype.load('fonts/Roboto-Black.ttf', function(err, font) {
+    if (err) {
+         alert('Font could not be loaded: ' + err);
+    } else {
+        var path = font.getPath('Hello, World!', 0, 150, 72);
+        // If you just want to draw the text you can also use font.draw(ctx, text, x, y, fontSize).
+        path.draw(ctx);
+    }
+});
+
+var myBuffer: ArrayBuffer;
+var font = opentype.parse(myBuffer);
+font = opentype.loadSync('fonts/Roboto-Black.ttf');
+
+var notdefGlyph = new opentype.Glyph({
+    name: '.notdef',
+    unicode: 0,
+    advanceWidth: 650,
+    path: new opentype.Path()
+});
+
+var aPath = new opentype.Path();
+aPath.moveTo(100, 0);
+aPath.lineTo(100, 700);
+// more drawing instructions...
+var aGlyph = new opentype.Glyph({
+    name: 'A',
+    unicode: 65,
+    advanceWidth: 650,
+    path: aPath
+});
+
+var glyphs = [notdefGlyph, aGlyph];
+var font = new opentype.Font({
+    familyName: 'OpenTypeSans',
+    styleName: 'Medium',
+    unitsPerEm: 1000,
+    ascender: 800,
+    descender: -200,
+    glyphs: glyphs});
+font.download();
+
+font.getPath('text', x, y, fontSize);
+font.draw(ctx, 'text', x, y, fontSize);
+font.drawPoints(ctx, 'text', x, y, fontSize);
+font.drawMetrics(ctx, 'text', x, y, fontSize);
+font.stringToGlyphs('string');
+font.charToGlyph('c');
+font.getKerningValue(notdefGlyph, aGlyph);
+
+aGlyph.getPath(x, y, fontSize);
+aGlyph.draw(ctx, x, y, fontSize);
+aGlyph.drawPoints(ctx, x, y, fontSize);
+aGlyph.drawMetrics(ctx, x, y, fontSize);
+
+aPath.draw(ctx);
+aPath.toPathData(7);
+aPath.toSVG(7);
diff --git a/opentype/opentype.d.ts b/opentype/opentype.d.ts
new file mode 100644
index 0000000000..fec42369a1
--- /dev/null
+++ b/opentype/opentype.d.ts
@@ -0,0 +1,248 @@
+// Type definitions for opentype.js
+// Project: https://github.com/nodebox/opentype.js
+// Definitions by: Dan Marshall <https://github.com/danmarshall>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+declare namespace opentypejs {
+
+    interface Contour extends Array<Point> {
+    }
+
+    class Encoding {
+        charset: string;
+        charToGlyphIndex(c: string): number;
+        font: Font;
+    }
+
+    interface Field {
+        name: string;
+        type: string;
+        value: any;
+    }
+
+    class Font {
+        private nametoGlyphIndex;
+        private supported;
+        constructor(options: FontOptions);
+        ascender: number;
+        cffEncoding: Encoding;
+        charToGlyph(c: string): Glyph;
+        charToGlyphIndex(s: string): number;
+        descender: number;
+        download(): void;
+        draw(ctx: CanvasRenderingContext2D, text: string, x: number, y: number, fontSize: number, options?: RenderOptions): void;
+        drawMetrics(ctx: CanvasRenderingContext2D, text: string, x: number, y: number, fontSize: number, options?: RenderOptions): void;
+        drawPoints(ctx: CanvasRenderingContext2D, text: string, x: number, y: number, fontSize: number, options?: RenderOptions): void;
+        encoding: Encoding;
+        forEachGlyph(text: string, x: number, y: number, fontSize: number, options: RenderOptions, callback: { (glyph: Glyph, x: number, y: number, fontSize: number, options?: RenderOptions): void; }): void;
+        getEnglishName(name: string): string;
+        getGposKerningValue: { (leftGlyph: Glyph | number, rightGlyph: Glyph | number): number; };
+        getKerningValue(leftGlyph: Glyph | number, rightGlyph: Glyph | number): number;
+        getPath(text: string, x: number, y: number, fontSize: number, options?: RenderOptions): Path;
+        getPaths(text: string, x: number, y: number, fontSize: number, options?: RenderOptions): Path[];
+        glyphs: GlyphSet;
+        glyphIndexToName(gid: number): string;
+        glyphNames: GlyphNames;
+        hasChar(c: string): boolean;
+        kerningPairs: KerningPairs;
+        names: FontNames;
+        nameToGlyph(name: string): Glyph;
+        nameToGlyphIndex(name: string): number;
+        numberOfHMetrics: number;
+        numGlyphs: number;
+        outlinesFormat: string;
+        stringToGlyphs(s: string): Glyph[];
+        tables: { [tableName: string]: Table; };
+        toArrayBuffer(): ArrayBuffer;
+        toBuffer(): ArrayBuffer;
+        toTables(): Table;
+        unitsPerEm: number;
+        validate(): void;
+    }
+
+    interface FontNames {
+        copyright: LocalizedName;
+        description: LocalizedName;
+        designer: LocalizedName;
+        designerURL: LocalizedName;
+        fontFamily: LocalizedName;
+        fontSubfamily: LocalizedName;
+        fullName: LocalizedName;
+        license: LocalizedName;
+        licenseURL: LocalizedName;
+        manufacturer: LocalizedName;
+        manufacturerURL: LocalizedName;
+        postScriptName: LocalizedName;
+        trademark: LocalizedName;
+        version: LocalizedName;
+    }
+
+    interface FontOptions {
+        copyright?: string;
+        ascender?: number;
+        descender?: number;
+        description?: string;
+        designer?: string;
+        designerURL?: string;
+        empty?: boolean;
+        familyName?: string;
+        fullName?: string;
+        glyphs?: Glyph[] | GlyphSet;
+        license?: string;
+        licenseURL?: string;
+        manufacturer?: string;
+        manufacturerURL?: string;
+        postScriptName?: string;
+        styleName?: string;
+        unitsPerEm?: number;
+        trademark?: string;
+        version?: string;
+    }
+
+    class Glyph {
+        private index;
+        private xMin;
+        private xMax;
+        private yMin;
+        private yMax;
+        private points;
+        constructor(options: GlyphOptions);
+        addUnicode(unicode: number): void;
+        advanceWidth: number;
+        bindConstructorValues(options: GlyphOptions): void;
+        draw(ctx: CanvasRenderingContext2D, x: number, y: number, fontSize: number): void;
+        drawMetrics(ctx: CanvasRenderingContext2D, x: number, y: number, fontSize: number): void;
+        drawPoints(ctx: CanvasRenderingContext2D, x: number, y: number, fontSize: number): void;
+        getContours(): Contour[];
+        getMetrics(): Metrics;
+        getPath(x: number, y: number, fontSize: number): Path;
+        name: string;
+        path: Path | { (): Path; };
+        unicode: number;
+        unicodes: number[];
+    }
+
+    interface GlyphOptions {
+        advanceWidth?: number;
+        index?: number;
+        font?: Font;
+        name?: string;
+        path?: Path;
+        unicode?: number;
+        unicodes?: number[];
+        xMax?: number;
+        xMin?: number;
+        yMax?: number;
+        yMin?: number;
+    }
+
+    class GlyphNames {
+        private names;
+        constructor(post: Post);
+        glyphIndexToName(gid: number): string;
+        nameToGlyphIndex(name: string): number;
+    }
+
+    class GlyphSet {
+        private font;
+        private glyphs;
+        constructor(font: Font, glyphs: Glyph[] | { (): Glyph; }[]);
+        get(index: number): Glyph;
+        length: number;
+        push(index: number, loader: { (): Glyph; }): void;
+    }
+
+    interface KerningPairs {
+        [pair: string]: number;
+    }
+
+    function load(url: string, callback: { (error: any, font?: Font): void; }): void;
+
+    function loadSync(url: string): Font;
+
+    interface LocalizedName {
+        [lang: string]: string;
+    }
+
+    interface Metrics {
+        leftSideBearing: number;
+        rightSideBearing?: number;
+        xMax: number;
+        xMin: number;
+        yMax: number;
+        yMin: number;
+    }
+
+    function parse(buffer: any): Font;
+
+    class Path {
+        private fill;
+        private stroke;
+        private strokeWidth;
+        constructor();
+        bezierCurveTo(x1: number, y1: number, x2: number, y2: number, x: number, y: number): void;
+        close: () => void;
+        closePath(): void;
+        commands: PathCommand[];
+        curveTo: (x1: number, y1: number, x2: number, y2: number, x: number, y: number) => void;
+        draw(ctx: CanvasRenderingContext2D): void;
+        extend(pathOrCommands: Path | PathCommand[]): void;
+        lineTo(x: number, y: number): void;
+        moveTo(x: number, y: number): void;
+        quadraticCurveTo(x1: number, y1: number, x: number, y: number): void;
+        quadTo: (x1: number, y1: number, x: number, y: number) => void;
+        toPathData(decimalPlaces: number): string;
+        toSVG(decimalPlaces: number): string;
+        unitsPerEm: number;
+    }
+
+    interface PathCommand {
+        type: string;
+        x?: number;
+        y?: number;
+        x1?: number;
+        y1?: number;
+        x2?: number;
+        y2?: number;
+    }
+
+    interface Point {
+        lastPointOfContour?: boolean;
+    }
+
+    interface Post {
+        glyphNameIndex?: number[];
+        isFixedPitch: number;
+        italicAngle: number;
+        maxMemType1: number;
+        minMemType1: number;
+        maxMemType42: number;
+        minMemType42: number;
+        names?: string[];
+        numberOfGlyphs?: number;
+        offset?: number[];
+        underlinePosition: number;
+        underlineThickness: number;
+        version: number;
+    }
+
+    interface RenderOptions {
+        kerning: boolean;
+    }
+
+    interface Table {
+        [propName: string]: any;
+        encode(): number[];
+        fields: Field[];
+        sizeOf(): number;
+        tables: Table[];
+        tableName: string;
+    }
+
+}
+
+declare var opentype: typeof opentypejs;
+
+declare module "opentype.js" {
+    export = opentype;
+}