JSPM

Converts iterable objects into readable streams.

Set of classes used for async prefetching with backpressure (IterableMapper) and async flushing with backpressure (IterableQueueMapper, IterableQueueMapperSimple)

A standard for JS callbacks

Concat all buffers/strings yielded from an async iterable into a single BufferList/string

Enable basic async test looping in Mocha

Typescript wrapper for pg-query-stream

Cycle through the items of an array

Chai assertions for iterable objects

The iterable toolbox

Applies a callback to each value outputted by an iterable.

A better Array.prototype.every(). Supports iterables, whitelist testing, and more.

A blazing fast recursive directory crawler with lazy sync and async iterator support.

Fast cartesian product

ndjson to async iterator

Create handshakes for binary protocols with iterable streams

Extend built-in collections with weak references for efficient garbage collection and optimal performance in memory-intensive applications with IterableWeakSet, IterableWeakMap, and WeakValueMap.

Check if an Iterable is empty

An iterable transform that apply replace to all items

Create an error from multiple errors. This is a fork of sindresorhus/aggregate-error, but with CommonJS support.

Map over promises concurrently. This is a fork of sindresorhus/p-map, but with CommonJS support.

Array.prototype.map analog for iterables.

🤖 Repeat tests. Repeat tests. Repeat tests.

A toolbox to check if an object is iterable, an iterator or a generator, etc.

Wrapper for Iterable API

Functional sequences for processing iterable data in JavaScript

Efficient structure representing a sequence of elements, with powerful operations for TypeScript

Split an iterable into evenly sized chunks

Cartesian product for big inputs

Join (SQL-like) two iterables by a common key.

Test whether some promise passes a testing function

A collection of utility functions for working with randomness.

Resolve and reduce an array of promises

merges async iterators

Utilities to manipulate async iterable of chunks of strings

Convert an async iterator/iterable to a readable stream

turns WebSocket into async iterator

type AnyIterable<T>

Backoff generators usable as simple iterables

An iterable is a sequence of values.

Checks entity if array, arguments, iterable or array-like.

ES2015 generator (iterable iterator) for cartesian product. Put combinatorial explosion back in the kennel.

Asynchronous batched iterable for (mongo) cursors

Typesafe API for processing iterable data in TypeScript and JavaScript

A library built for ES6 iteration protocol.

Provides LINQ-like fluent api operations for iterables and async iterables (ES2018+).

An unprotected bi-directional linked list. Useful for implementing other collections.

Iterable to Array for JavaScript

Iterable mapping functions for JavaScript

typeguard functions to determine whether or not a value is iterable or an iterator in the ES6 sense

Observe changes to the DOM using an async iterable — A nicer API for MutationObserver

Convert an observable to ES6 async generator.

A collection of utilities for iterations.

A familiar set of functions that operate on JavaScript iterables (ES2015+) in a similar way to .NET's LINQ does with enumerables.

A simple and fast FIFO collection for enqueuing and dequeuing items.

Use requestAnimationFrame as an async iterable, in any JavaScript environment

Javascript Iterable/Iterator/Generator-function utilities.

An iter function for JavaScript

Iterator next function for JavaScript

A range function for JavaScript

Query library for ECMAScript iterables.

Combine Multiple Asynchronous Iterators in one (not a sequence)

Basic callbag factories and operators to get started with

A counting function for JavaScript

Tiny yet feature-packed (async) iteration toolkit.

Extended itertools port for TypeScript and JavaScript. Provides a huge set of functions for working with iterable collections (including async ones)

Iterable slicing functions for JavaScript

Iterable WeakSet / WeakMap using ES2021 WeakRef

A utility for creating an iteratively cached (memoized) result of an iterable.

Iterable zipping functions for JavaScript

Iterable reducers for JavaScript

A lazy functional iteration library supporting sync, async, and concurrent iteration.

Item repetition for JavaScript

Iterable consumption for JavaScript

Iterable reversion for JavaScript

Wait for any promise to be fulfilled. This is a fork of sindresorhus/p-any, but with CommonJS support.

Read file, stream, string, buffer line by line without putting them all in memory. It supports cool features like `custom line separator`, `various encodings`, `reverse mode`, `iterable protocol`

Iterable sorting for JavaScript

Iterable cycling functions for JavaScript

Wait for a specified number of promises to be fulfilled. This is a fork of sindresorhus/p-some, but with CommonJS support.

Iterable chaining for JavaScript

Ensures that a given input can be used as a set

Iterable cardinality library for JavaScript

Read text file (remote over HTTP(S) or local) line by line as async iterator, with Node, browsers and Deno

A doubly (bidirectional) linked list. Acts as a safe, value focused wrapper for a linked-node-list.

Iterable filtering functions for JavaScript

AsyncIterable to Array conversion for JavaScript

Simple async iterables for websocket client connections

An ObjectIterator implementation.

Iterable windowed iteration for JavaScript

Iterable items grouping for JavaScript

Replace your slow Array based fixed length ring buffer, or circular queue, with ring-buffer. RingBuffer is roughly 10x faster, and is a drop in replacement.

Lazy list with high tree-shaking affinity and easy customization.

List all directories in a given directory

Extended iterable class, providing lazy array-like methods with automatic async and return/throw forwarding

Small, chainable, set of functions like range, map, reduce, filter, zip, for iterable objects.

LINQ-like syntax using tagged templates.

An es6-style immutable Stack

Concurrency using chainable async iterables, such as task pool, event queue, pub/sub, merge, chunk, throttle, etc.

Several hooks for using Wonka streams with React

combine multiple Iterable or AsyncIterable objects into one

Advanced Array utility functions. Extra arguments for map and forEach including first, last, brk, odd, even, penultimate, and more!

transform input into equally-sized blocks of output using async iterators

Super efficiently compares two sorted lists (arrays, strings, anything that is iterable actually).

Make a JS Iterator forkable.

Iterable WeakMaps and WeakSets. Provides WeakRefMap and WeakRefSet which store values using WeakRefs and clean themselves up when garbage collected.

Cutie extension for the iterable protocol in JavaScript.

Querying infrastructure for JavaScript, with Linq style

JavaScript iterable transformation library

A fully streaming regular expression engine

HashMap, LinkedHashMap and Higher Order Functions for all other Iterables, such as Map, Set and Array

Fetch Server-Sent Events (SSE) as an async iterable

Create an iterator for generating uniformly distributed pseudorandom numbers between 0 and 1.

Get the first path that exists on disk of multiple paths

A bundle of data collections in TypeScript

An agnostic solution to work with any Datastore

Standard utilities codes and types.

Utilities for building and transforming maps using iterables and streams.

Fetch streaming LLM responses as an async iterable

Basic callbag factories and operators to get started with

iterable tools

Create an iterator for generating pseudorandom numbers drawn from a continuous uniform distribution.

Provides LINQ-like fluent api operations for iterables and async iterables (ES2018+).

Map that keeps track of the hits and misses

Test if a value is iterable-like.

Create an iterator for generating pseudorandom numbers drawn from a beta distribution.

Read text file (remote over HTTP(S) or local) line by line as async iterator, with Node, browsers and Deno

Create an iterator which invokes a unary function accepting a single numeric argument for each iterated value.

Functions for working with built-in collection types

Lazily evaluated utility library

Promise.all + map for all iterables

Get the first path that exists on disk of multiple paths

Functions for working with iterators in JavaScript, with TypeScript

Object streaming the way it should be

Functional sequences for processing iterable data in JavaScript

An es6-style iterable queue

Run async fn for each item in (async) iterable

The goal is to create a package that provides useful functions for iterables.

Fast iterator library

Compute the product of all iterated values.

A Javascript implementation of a collection based on Array (from Javascript/Java/Kotlin/C#/PHP), Set (from Javascript/Java/Kotlin) and List (from Java/Kotlin/C#)

protocol and utilities for light-weight data streams

Create an iterator which returns a subsequence of iterated values from a provided iterator.

Set of methods allowing simplify work with promises in cycle such as: forEach, map, find, filter, reduce, while, transform. Besides there are methods for comfortable work with promises or asynchronous operations - all, retry, timeout.

Tools to create ES6 iterators

iso-json-tree

Iterate over async iterable with concurrency limit.

Tests a value’s type against a string like 'positive integer' or 'non-empty map'.

Map over promises concurrently

Perform queries on collections in the manner of C#'s System.Linq in JavaScript

Create an iterator which skips the last value of a provided iterator.

Transfigure JSON. Provides JSON objects a fluent, Array-like interface for data transformations.

Compute the arithmetic mean over all iterated values.

An ES6 Iterable utility library with TypeScript support

handling iterables like Arrays.

Iterable API library

Convert any callback-based sequence of values into a full-fledged async iterable

Join an Iterable of strings for JavaScript

Functional programming with lazy immutable iterables

Find files by patterns in directories, upwards or downwards from other paths.

Map over promises concurrently fast

Breaks down iterators in to chunks

Concatenate an Iterable of strings for JavaScript

fp-ts binding for ixjs

A helper to create async generators

Create an iterator which invokes a function for each iterated value.

Transforms items of an async iterable concurrently

A TypeScript blazing fast recursive directory crawler with lazy sync and async iterator support, fork from get-all-files by @TomerAberbach

Lazy number range generator

A collection of sources and operators for [Wonka](https://github.com/kitten/wonka).

Create an iterator for generating pseudorandom numbers drawn from a lognormal distribution.

Joins values together.

Join strategies for Iterables, Maps, and Arrays.

Iterable copy function for JavaScript

Turns browser fetch stream into asynchronous iterator

Extensible Iterable class creation utilities

Updates values based on map function.

A circular doubly linked list implementation in JavaScript

Iterator utility functions

Iterable WeakMap, WeakSet and WeakValue.

Iterable item selection for JavaScript

Runnerty module: Iterable executor

Transforms ordinary objects into iterables. You can use a for of to iterate through any object's properties

Create an iterator which introduces additive white uniform noise.

Create an iterator for generating pseudorandom numbers drawn from a triangular distribution.

A collection of React hooks for [Wonka](https://github.com/kitten/wonka) and [WonkaExtras](https://github.com/mobily/wonka-extras).

Create a transform stream from an async iterator

Fast and lightweight library for lazy operations with iterable objects.

An iterable is a sequence of values {web}.

allows iterating an array of elements with an easy-to-read syntax and gives functionality to the collection and the elements it iterates.

Iterate over keys in Redis, using the SCAN command.

Create an iterator for generating pseudorandom numbers drawn from a normal distribution.

The magic of JavaScript async iterators in React ⛓️ 🧬 🔃

Utilities for Iterable

Create an iterator which evaluates the binary logarithm for each iterated value.

Concurrent union

Create circular, iterable data structures in JS

Create an iterator which introduces additive white Laplacian noise.

Create an iterator for generating pseudorandom numbers drawn from a discrete uniform distribution.

Library for working with collections using iterators.

Some great tools for iteration inspired by python.

Compose chains of functions to manipulate data via synchronous and asynchronous iterators

Create an iterator which introduces additive white Gaussian noise.

A ring buffer that manages memory in chunks to support large capacity for data bursts with low overhead when small.

Create a string by repeating a smaller one for JavaScript

An iterator abstraction for async operations

Create an iterator which iteratively computes a cumulative arithmetic mean of absolute values.

Async Iterable Queue

Create an iterator which computes the half-value versed sine for each iterated value.

An events based queue iteration JavaScript module

Create an iterator which evaluates the Riemann zeta function for each iterated value.

Functional sequences for processing iterable data in JavaScript

array like iterable decorated with slice method

Reduce for async iterables.

A fast and flexible joiner for iterables and arrays with a tiny footprint

A factory that returns an optionally-typed, iterable Linked List data structure.

Create an iterator which iteratively computes a cumulative harmonic mean.

Create an iterator which evaluates the digamma function for each iterated value.

Create an iterator which iteratively computes a moving maximum value.

A pattern matching library for JavaScript iterators

Simple utility for enhancing any Array with constant O(1) access for properties by unique key

Create an iterator which evaluates the Dirac delta function for each iterated value.

Create an iterator which computes the inverse coversed sine of each iterated value.

A collection of classes that allow iteration over a predefined collection of elements.

Functions for working with built-in collection types

A handy function with a unified interface to iterate Strings, Arrays, TypedArrays, Maps, Sets, (any Iterables) & Objects.

Bin data into given number of chunks and pick a representative value for each bin.

Create an iterator which evaluates the common logarithm (logarithm with base 10) for each iterated value.

Merge multiple async iterables into a single sorted async iterable

Get the size of a value.

Create an iterator which computes the half-value coversed cosine for each iterated value.

Create an iterator which computes the normalized cardinal sine for each iterated value.

A weight balanced tree

Create an iterator which rounds each iterated value to the nearest power of two on a linear scale.

range iterator with step, map, filter, and other userful helper functions and operators. All values lazy-loaded

Create an iterator which invokes a binary function accepting numeric arguments for each iterated value.

Create an iterator for generating pseudorandom numbers drawn from a Pareto (Type I) distribution.

Create an iterator which rounds each iterated value toward zero.

An array that keeps its elements in order

Create an iterator which iteratively computes a moving arithmetic mean.

Create an iterator which iteratively computes a cumulative geometric mean.

Sugary iteration utilities and interfaces.

Manage binary data with JavaScript strictly typed Object-oriented programming

Iterable abstract class for TypeScript

A utility to determine if a value implements the iterable protocol

Compute the corrected sample standard deviation over all iterated values.

Create an iterator which performs an element-wise modulo operation of two or more iterators.

Use JavaScript Iterator, Easily

Create an iterator which iteratively computes a cumulative minimum value.

Provides LINQ-like fluent api operations for iterables and async iterables (ES2018+).