Utilities Packages

A collection of essential TypeScript types

Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

A simple tool to find an open port on the current machine

ECMAScript extensions and shims

JavaScript utilities with respect to emerging standard

A practical functional library for JavaScript programmers.

General purpose node utilities

notareplacementforunderscore

General purpose node utilities

A React utility belt for function components and higher-order components

Return the filename and line number of the calling function

Return the filename and line number of the calling function

A type checking library where each exported function returns either true or false and does not throw. Also added tests.

Modular Utilities

A collection of utility functions for Ethereum

HTTP Client Utilities

Injects a fake HTTP request/response into a node HTTP server

HTTP Range processing utilities

General purpose file utilities

HTTP Client Utilities