pre/post hooks for leveldb

Implements performance.now (based on process.hrtime).

Reduces an object to a value that is the accumulated result of running each property in the object through a callback.

Light client that connects to Polkadot and Substrate-based blockchains

[](https://npmjs.org/package/stream-combiner) [](https://travis-ci.org/dominictarr/stream-combiner)

Determine if an object is a Stream

Reuse objects and functions with style

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

Determine if a function is an ES6 arrow function or not.

Compile trailing function commas to ES5

Give me a string and I'll tell you if it's a valid npm package license string

JSON parse & stringify that supports binary via bops & base64

Collects the full tree of processes from /proc

Merge multiple streams into one stream in sequence or parallel.

An abstract class implementing Passport's strategy API.

Collection of useful helper functions when trying to determine module type (CommonJS or AMD) properties of an AST node.

Queue data from a stream until a checkpoint is hit

Media query calculator

64-bit big-endian signed integer-to-string conversion

rawStream.pipe(JSONStream.parse()).pipe(streamOfObjects)