null-check
Ensure a path doesn't contain null bytes
Ensure a path doesn't contain null bytes
Native OS module API shim for older node.js versions
Polyfill/shim for `document.contains`
Node.js `http.STATUS_CODES` ponyfill
Polyfill object-fit and object-position on images on IE9, IE10, IE11, Edge, Safari, ...
Node.js 0.12 util.debuglog() ponyfill
Easy dependency injection for node.js unit testing
An ESnext spec-compliant shim/polyfill/replacement for all Well-Known Symbols that works in any environment with Symbols.
Web Components Polyfills
Polyfill/shim for stream.finished in node versions < v10
Polyfill/shim for stream.pipeline in node versions < v10
Cross-browser JavaScript shim that fully implements element.classList (referenced on MDN)
ES2015 Math.log2() ponyfill
HTML Custom Elements Polyfill
Shallow clones an object while respecting the original property descriptors
Web Cryptography API shim for legacy browsers
Node.js `assert` as a standalone module
Node.js `Buffer.compare()` ponyfill
ECMAScript6 WeakMap polyfill
ES2015 Number.isInteger() ponyfill