martinheidegger/fresh-tape

return the first argument that is `!== undefined`

ignorefile/includefile matching .gitignore spec

the most correct and second fastest glob implementation in JavaScript

parse argument options

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

resolve like require.resolve() on behalf of files asynchronously and synchronously

simplified stream construction

An ES2019 spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

Use `npx aud` instead of `npm audit`, whether you have a lockfile or not!

writable stream that concatenates strings or binary data and calls a callback with the result

Validate or fix code that doesn't adhere to EditorConfig settings or infer settings from existing code.

Ensure that when you `npm publish`, the "latest" tag is only set for the truly latest version.

A Test-Anything-Protocol library for JavaScript

parse the test anything protocol

Robustly `.call.bind()` a function

An ES5 spec-compliant `Array.prototype.every` shim/polyfill/replacement that works as far down as ES3.

node's assert.deepEqual algorithm

A better forEach

Determine the `package.json#type` which applies to a location

Object.prototype.hasOwnProperty.call shortcut

Does the current environment have `import()` support?

Browser-friendly inheritance fully compatible with standard node.js inherits()

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

string representations of objects in node and the browser

ES2015-compliant shim for Object.is - differentiates between -0 and +0

An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim

a through stream that starts paused and resumes on the next tick

ES5 spec-compliant shim for String.prototype.trim

My shareable eslint config

A simple static file server middleware

Fixtures of ES values, for testing purposes

transform the ast on a recursive walk

transformer testing module

human-readable TAP summarizer

write adventure verify functions with tape

Predicate that returns true for "falsy" values.

Tape test runner with promise support

Unconstrained funcion minimization in Javascript

Wrapper for zlib.js to allow for browserifyication

merge multiple geojson files

Check if nested object has property

Concatenate ArrayBuffers

Web3 ProviderEngine is a tool for composing your own web3 providers

Better environment variable handling for Twelve-Factor node apps

This module walks the Ethereum blockchain, keeping track of the latest block. It uses a web3 provider as a data source and will continuously poll for the next block.

A set of utilities for working with BIP32.

Easily require OSM usernames and user IDs of the Mapbox Data Team

Request information about the state of Open Publish documents.

Signature validation library aiming to verify all different signature types for Ethereum and other EVM chains, including smart contract signatures (EIP 1271) and typed data (EIP 712)

Binary operations for logical sets

Predicate that returns true for "boolean" values.

A set of utilities for working with BIP32.

Unit tests that always supply a good bug report when they fail.

Ethereum IDE and tools for the web

Small utils to make developing with d3 easier, inspired by d3-jetpack and d3-starterkit

core/crypto

A type checker

ChainSQL IDE and tools for the web, modified from Ethereum

node, test, emitter

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

Ethereum IDE and tools for the web

converts decimal to binary recursively

A test Common Wallet object for testing software written to the commonWallet spec.