asynchronous function queue with adjustable concurrency

A TS library for circuit breaker, flow and queue limiter.

Tiny queue data structure

A generic rate limiter for the web and node.js. Useful for API clients, web crawling, or other tasks that need to be throttled

qjobs is a simple and stupid queue job manager for nodejs

fast, tiny `queueMicrotask` shim for modern engines

Rate limit middleware for Hono.

Node.js atomic and non-atomic counters, rate limiting tools, protection from DoS and brute-force attacks at scale

Promise queue with concurrency control

The smallest and simplest JavaScript priority queue

concurrency utils

Limit the shell execution commands to <x> calls same time.

The fastest javascript implementation of a double-ended queue. Used by the official Redis, MongoDB, MariaDB & MySQL libraries for Node.js and many other libraries. Maintains compatability with deque.

Rate limiter that supports a rolling window, either in-memory or backed by Redis

Fast, in memory work queue

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A tiny FIFO task queue with explicit flow control for Node and browsers

In memory queue system prioritizing tasks

LRU Queue

asynchronous function queue with adjustable concurrency