The HTML5 Shiv enables use of HTML5 sectioning elements in legacy Internet Explorer and provides basic HTML5 styling for Internet Explorer 6-9, Safari 4.x (and iPhone 3.x), and Firefox 3.x.
This plugin transforms ES2015 modules to CommonJS
Compile regular expressions using named groups to ES5.
Transform import() expressions
This plugin transforms ES2015 modules to UMD
Compile ES2015 for...of to ES5
Transform optional chaining operators into a series of nil checks
Compile objects with duplicate keys to valid strict ES5
Compile object rest and spread to ES5
Apply ES2015 function.name semantics to all functions
Compile ES2015 block scoping (const and let) to ES5
Compile ES2015 arrow functions to ES5
Add a __self prop to all JSX Elements
Add a __source prop to all JSX Elements
Compile ES2015 unicode string and number literals to ES5
Compile ES2015 template literals to ES5
Compile ES2015 classes to ES5
Compile ES2015 spread to ES5
Ensure that reserved words are quoted in object property keys
Compile ES2015 destructuring to ES5
Transform TypeScript into ES.next
Turn JSX into React function calls
Compile exponentiation operator to ES5
Transform class static blocks