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Deno 2.2 is here with built-in OpenTelemetry, Lint plugins, node:sqlite, and more 🎉️

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p-limit
Run multiple promise-returning & async functions with limited concurrency
promise limit limited concurrency throttle throat rate batch ratelimit task queue async await promises
cli-truncate
Truncate a string to a specific width in the terminal
truncate ellipsis text limit slice cli terminal term shell width ansi string
throat
Throttle the parallelism of an asynchronous (promise returning) function / functions
promise aplus then throttle concurrency parallelism limit
p-queue
Promise queue with concurrency control
promise queue enqueue limit limited concurrency throttle throat rate batch ratelimit priority priorityqueue fifo
debounce
Delay function calls until a set time elapses after the last invocation
debounce debouncing function throttle invoke limit limited interval rate batch ratelimit
throttleit
Throttle a function to limit its execution rate
throttle rate limit limited rate-limit ratelimit throttling optimization performance function execution interval batch
express-rate-limit
Basic IP rate-limiting middleware for Express. Use to limit repeated requests to public APIs and/or endpoints such as password reset.
express-rate-limit express rate limit ratelimit rate-limit middleware ip auth authorization security brute force bruteforce
p-all
Run promise-returning & async functions concurrently with optional limited concurrency
promise all function func fn limited limit control rate collection iterable iterator fulfilled async
p-throttle
Throttle promise-returning & async functions
promise throttle throat limit limited interval rate batch ratelimit queue discard async await promises
rate-limiter-flexible
Node.js rate limiter by key and protection from DDoS and Brute-Force attacks in process Memory, Redis, MongoDb, Memcached, MySQL, PostgreSQL, Cluster or PM
ratelimter authorization security rate limit bruteforce throttle redis mongodb dynamodb mysql postgres prisma koa
run-parallel-limit
Run an array of functions in parallel, but limit the number of tasks executing at the same time
parallel async function callback asynchronous run array run parallel limit max queue run parallel limit max tasks tasks
graphql-depth-limit
Limit the complexity of your GraphQL queries based on depth.
graphql complexity query depth limit
promise-limit
limits calls to functions that return promises
limit promise semaphore
mapcap
Apply a size limit to a Map class or instance
map limit cap size lru
map-limit
async.mapLimit's functionality available as a standalone npm module
async map limit
time-limit-promise
Fulfill long runinng promises on timeout.
promise timeout time timer limit resolve reject
ratelimiter
abstract rate limiter backed by redis
rate ratelimit limiter limit
canvas-size
Determine the maximum area, height, width, and custom dimensions of an HTML canvas element.
area canvas height html limit max maximum offscreen offscreencanvas promise scale size test web worker
p-debounce
Debounce promise-returning & async functions
promise debounce debounced limit limited concurrency throttle throat interval rate batch ratelimit task queue
koa2-ratelimit
IP rate-limiting middleware for Koajs 2. Use to limit repeated requests to APIs and/or endpoints such as password reset.
koa2-ratelimit koa2-rate-limit koa-rate-limit koa-ratelimit koa2-brute-force koa-brute-force koa2-bruteforce koa-bruteforce koa2 rate limit sequelize mongodb ratelimit