use node builtins in browser with rollup
Check if the runtime is a web browser.
Encrypted Content-Encoding for HTTP
Password policy checker/enforcer.
React package for shallow rendering.
Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.
An ESnext spec-compliant `Array.prototype.toReversed` shim/polyfill/replacement that works as far down as ES3.
DASH manifest parsing functionality
tiktoken is a fast [BPE](https://en.wikipedia.org/wiki/Byte_pair_encoding) tokeniser for use with OpenAI's models.
mdast utility to assert trees
A querystring parser that supports nesting and arrays, with a depth limit
runtime type assertions for catching errors early
Dead simple Object schema validation
ES2015 spec-compliant shim for Reflect.ownKeys
Assert that a value is truthy
Typescript assert for exhaustive switch blocks
Powerful object and string validation in Javascript.
The runtime components for the pug templating language
An ESnext spec-compliant shim/polyfill/replacement for all Well-Known Symbols that works in any environment with Symbols.
Encourages programming with assertions by providing tools to compile them away
Use npm's Arborist to get a dependency tree for a package.
Mocks node.js http.ServerResponse. See also `mock-req`.
Is the current JS environment a touch device?
Mock HTTP server for testing HTTP clients and stubbing webservices