Are any of those things an actual standards? Well, depends how do you define "actual standards". But pretty much yes, there is an big effort to have this consi

Are any of those things an actual standards? Well, depends how do you define "actual standards". But pretty much yes, there is an big effort to have this consistent across browsers. Links to some: > * Application Cache (offline) http://www.w3.org/TR/offline-webapps/ http://www.w3.org/TR/offline-webapps/ > * Web Workers (threads in JavaScript) http://www.w3.org/TR/workers/ http://www.w3.org/TR/workers/ > * HTML5 Forms (validation mechanism, CSS3 selectors) http://www.w3.org/TR/html5/association-of-controls-and-forms.html#constraints http://www.w3.org/TR/html5/association-of-controls-and-forms... > * File API http://www.w3.org/TR/FileAPI/ http://www.w3.org/TR/FileAPI/ > * WebGL (3D) http://www.khronos.org/registry/webgl/specs/latest/ http://www.khronos.org/registry/webgl/specs/latest/ > * CSS3 Transitions (for animations) http://www.w3.org/TR/css3-transitions/ http://www.w3.org/TR/css3-transitions/ > * CSS3 Text Shadow http://www.w3.org/TR/css3-text/#text-shadow http://www.w3.org/TR/css3-text/#text-shadow > * CSS3 Gradients http://www.w3.org/TR/css3-images/#gradients http://www.w3.org/TR/css3-images/#gradients > * CSS3 Border Image http://www.w3.org/TR/css3-background/#border-images http://www.w3.org/TR/css3-background/#border-images > * CSS3 Flex box model http://www.w3.org/TR/css3-flexbox/ http://www.w3.org/TR/css3-flexbox/ > * ClassList APIs http://www.w3.org/TR/html5/common-dom-interfaces.html#common-dom-interfaces http://www.w3.org/TR/html5/common-dom-interfaces.html#common... > * FormData http://www.w3.org/TR/XMLHttpRequest2/#the-formdata-interface http://www.w3.org/TR/XMLHttpRequest2/#the-formdata-interface > * HTML5 History API http://www.w3.org/TR/html5/history.html#the-history-interface http://www.w3.org/TR/html5/history.html#the-history-interfac... > * Drag'n Drop from Desktop http://www.w3.org/TR/html5/dnd.html#dnd http://www.w3.org/TR/html5/dnd.html#dnd