Web Specifications List
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NameSpec
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HTMLhttp://www.w3.org/MarkUp/HTMLPlus/htmlplus_1.html
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HTML 2.0http://www.w3.org/MarkUp/html-spec/
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HTML 3.2http://www.w3.org/TR/REC-html32
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HTML 4.01http://www.w3.org/TR/html4/
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XHTML 1.0http://www.w3.org/TR/xhtml1
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XHTML 1.1http://www.w3.org/TR/xhtml11
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HTML 5+https://html.spec.whatwg.org/multipage/
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CSS level 1https://www.w3.org/TR/REC-CSS1/
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CSS 2.1https://www.w3.org/TR/CSS2/
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CSS 3https://www.w3.org/TR/CSS/
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ECMAScript 6+https://tc39.github.io/ecma262/
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DOMhttps://dom.spec.whatwg.org/
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XMLHttpRequesthttps://xhr.spec.whatwg.org/
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URL Parsinghttps://url.spec.whatwg.org/
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Unicode 9http://www.unicode.org/versions/Unicode9.0.0/
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HTTP 1.1https://tools.ietf.org/html/rfc2616
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HTTP 2https://tools.ietf.org/html/rfc7540
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Portable Network Graphics (.png)
https://www.w3.org/TR/PNG/
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Icons (.ico)https://msdn.microsoft.com/en-us/library/ms997538.aspx
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JPEG (.jpg)(.jpeg)https://www.w3.org/Graphics/JPEG/jfif3.pdf
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BMP (.bmp)
https://upload.wikimedia.org/wikipedia/commons/c/c4/BMPfileFormat.png
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JS Encodershttps://encoding.spec.whatwg.org/
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JS Fullscreen APIhttps://fullscreen.spec.whatwg.org/
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Web Notificationshttps://notifications.spec.whatwg.org/
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JS fetch()https://fetch.spec.whatwg.org/
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JS consolehttps://console.spec.whatwg.org/
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Streamshttps://streams.spec.whatwg.org/
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CSS Bookshttps://books.spec.whatwg.org/
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CSS Quirks Modehttps://quirks.spec.whatwg.org/
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MIME Sniffinghttps://mimesniff.spec.whatwg.org/
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asm.jshttp://asmjs.org/spec/latest/
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Canvas 2dhttps://www.w3.org/TR/2dcontext/
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WebGL 1https://www.khronos.org/registry/webgl/specs/latest/1.0/
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WebGL 2https://www.khronos.org/registry/webgl/specs/latest/2.0/
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JS Geolocationhttps://dev.w3.org/geo/api/spec-source.html
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JS Gamepadhttps://www.w3.org/TR/gamepad/
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CSS Custom Propertieshttps://www.w3.org/TR/css-variables/
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HTML Custom Elementshttps://www.w3.org/TR/custom-elements/
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Shadow DOMhttps://www.w3.org/TR/shadow-dom/
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Web Audiohttps://webaudio.github.io/web-audio-api/
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Media Capture Streamshttps://www.w3.org/TR/mediacapture-streams/
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JS Network Informationhttp://wicg.github.io/netinfo/
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The Onion Router (TOR)https://gitweb.torproject.org/torspec.git/tree/tor-spec.txt
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Rich Site Summary (RSS) 2https://cyber.harvard.edu/rss/rss.html
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Animated PNGshttps://wiki.mozilla.org/APNG_Specification
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