An open API service providing repository metadata for many open source software ecosystems.

Package Usage: npm

core-js-pure 3.37.1
Standard library
506 dependent repositories - 153 versions - Latest release: about 1 year ago - 586 dependent packages - 50,907,375 downloads last month
lodash.clonedeep 4.5.0
The lodash method `_.cloneDeep` exported as a module.
506 dependent repositories - 24 versions - Latest release: almost 9 years ago - 4,580 dependent packages - 47,982,611 downloads last month
@eslint-community/regexpp 4.10.0
Regular expression parser for ECMAScript.
506 dependent repositories - 23 versions - Latest release: over 1 year ago - 17 dependent packages - 126,500,957 downloads last month
esbuild 0.21.2
An extremely fast JavaScript and CSS bundler and minifier.
504 dependent repositories - 456 versions - Latest release: about 1 year ago - 15,949 dependent packages - 149,665,069 downloads last month
@eslint/js 9.2.0
ESLint JavaScript language implementation
504 dependent repositories - 50 versions - Latest release: about 1 year ago - 177 dependent packages - 125,006,949 downloads last month
stackframe 1.3.4
JS Object representation of a stack frame
501 dependent repositories - 21 versions - Latest release: about 3 years ago - 512 dependent packages - 54,557,637 downloads last month
fastest-levenshtein 1.0.16
Fastest Levenshtein distance implementation in JS.
500 dependent repositories - 17 versions - Latest release: almost 3 years ago - 482 dependent packages - 51,632,633 downloads last month
string.prototype.trim 1.2.9
ES5 spec-compliant shim for String.prototype.trim
500 dependent repositories - 14 versions - Latest release: over 1 year ago - 359 dependent packages - 118,837,238 downloads last month
date-fns 3.6.0
Modern JavaScript date utility library
500 dependent repositories - 204 versions - Latest release: over 1 year ago - 13,555 dependent packages - 96,248,115 downloads last month
babylon 6.18.0
A JavaScript parser
499 dependent repositories - 132 versions - Latest release: almost 8 years ago - 1,973 dependent packages - 19,378,574 downloads last month
import-from 4.0.0
Import a module like with `require()` but from a given path
499 dependent repositories - 3 versions - Latest release: about 4 years ago - 514 dependent packages - 31,724,632 downloads last month
@babel/helper-define-map 7.18.6
Helper function to define a map
499 dependent repositories - 55 versions - Latest release: almost 3 years ago - 48 dependent packages - 4,654,615 downloads last month
tar-stream 3.1.7
tar-stream is a streaming tar parser and generator and nothing else. It operates purely using str...
498 dependent repositories - 63 versions - Latest release: over 1 year ago - 856 dependent packages - 121,302,699 downloads last month
ansi-html 0.0.9
An elegant lib that converts the chalked (ANSI) text to HTML.
496 dependent repositories - 9 versions - Latest release: over 3 years ago - 431 dependent packages - 19,678,460 downloads last month
@babel/plugin-transform-typescript 7.24.5
Transform TypeScript into ES.next
495 dependent repositories - 133 versions - Latest release: about 1 year ago - 2,982 dependent packages - 74,881,796 downloads last month
array-find-index 1.0.2
ES2015 `Array#findIndex()` ponyfill
494 dependent repositories - 3 versions - Latest release: over 8 years ago - 426 dependent packages - 18,996,649 downloads last month
babel-code-frame 6.26.0
Generate errors that contain a code frame that point to source locations.
494 dependent repositories - 54 versions - Latest release: almost 8 years ago - 625 dependent packages - 17,610,675 downloads last month
@babel/plugin-proposal-decorators 7.24.1
Compile class and object decorators to ES5
493 dependent repositories - 124 versions - Latest release: about 1 year ago - 13,612 dependent packages - 42,143,779 downloads last month
mem 10.0.0
Memoize functions - An optimization used to speed up consecutive function calls by caching the re...
492 dependent repositories - 29 versions - Latest release: over 1 year ago - 752 dependent packages - 25,447,978 downloads last month
common-tags 1.8.2
a few common utility template tags for ES2015
492 dependent repositories - 26 versions - Latest release: over 3 years ago - 1,823 dependent packages - 52,706,948 downloads last month
dot-case 4.0.0
Transform into a lower case string with a period between words
492 dependent repositories - 17 versions - Latest release: over 1 year ago - 227 dependent packages - 69,627,856 downloads last month
klona 2.0.6
A tiny (240B to 501B) and fast utility to "deep clone" Objects, Arrays, Dates, RegExps, and more!
489 dependent repositories - 12 versions - Latest release: over 2 years ago - 427 dependent packages - 47,113,758 downloads last month
css-color-names 1.0.1
A JSON Object of css color names mapped to their hex value
486 dependent repositories - 7 versions - Latest release: over 6 years ago - 251 dependent packages - 13,234,731 downloads last month
foreground-child 3.1.1
Run a child as if it's the foreground process. Give it stdio. Exit when it exits.
486 dependent repositories - 24 versions - Latest release: about 2 years ago - 202 dependent packages - 143,267,068 downloads last month
currently-unhandled 0.4.1
Track the list of currently unhandled promise rejections.
486 dependent repositories - 3 versions - Latest release: about 9 years ago - 237 dependent packages - 16,168,811 downloads last month
url-parse-lax 5.0.0
Lax `url.parse()` with support for protocol-less URLs & IPs
485 dependent repositories - 5 versions - Latest release: almost 4 years ago - 335 dependent packages - 31,375,960 downloads last month
jsonparse 1.3.1
This is a pure-js JSON streaming parser for node.js
485 dependent repositories - 11 versions - Latest release: about 8 years ago - 610 dependent packages - 52,880,734 downloads last month
alphanum-sort 1.0.2
Alphanumeric sorting algorithm
485 dependent repositories - 3 versions - Latest release: over 9 years ago - 164 dependent packages - 11,688,945 downloads last month
@babel/plugin-syntax-decorators 7.24.1
Allow parsing of decorators
485 dependent repositories - 80 versions - Latest release: about 1 year ago - 401 dependent packages - 42,509,179 downloads last month
is-array-buffer 3.0.4
Is this value a JS ArrayBuffer?
484 dependent repositories - 10 versions - Latest release: over 1 year ago - 420 dependent packages - 124,600,565 downloads last month
@typescript-eslint/type-utils 7.9.0
Type utilities for working with TypeScript + ESLint together
483 dependent repositories - 2,098 versions - Latest release: about 1 year ago - 52 dependent packages - 119,094,418 downloads last month
webpack-log 3.0.2
A logger for the Webpack ecosystem
483 dependent repositories - 11 versions - Latest release: over 4 years ago - 468 dependent packages - 15,645,283 downloads last month
buffer-indexof 1.1.1
find the index of a buffer in a buffer
482 dependent repositories - 8 versions - Latest release: almost 8 years ago - 201 dependent packages - 11,850,102 downloads last month
dns-txt 2.0.2
Encode/decode DNS-SD TXT record RDATA fields
482 dependent repositories - 2 versions - Latest release: about 9 years ago - 199 dependent packages - 12,112,863 downloads last month
bonjour 3.5.0
A Bonjour/Zeroconf implementation in pure JavaScript
482 dependent repositories - 12 versions - Latest release: about 9 years ago - 390 dependent packages - 12,181,950 downloads last month
multicast-dns-service-types 1.1.0
Parse and stringify mdns service types
482 dependent repositories - 3 versions - Latest release: about 10 years ago - 197 dependent packages - 11,741,037 downloads last month
import-lazy 4.0.0
Import a module lazily
482 dependent repositories - 4 versions - Latest release: about 6 years ago - 591 dependent packages - 45,866,497 downloads last month
ajv-formats 3.0.1
Format validation for Ajv v7+
481 dependent repositories - 36 versions - Latest release: about 1 year ago - 1,833 dependent packages - 101,151,354 downloads last month
pascal-case 4.0.0
Transform into a string of capitalized words without separators
481 dependent repositories - 16 versions - Latest release: over 1 year ago - 1,284 dependent packages - 62,641,534 downloads last month
acorn-import-assertions 1.9.0
Support for import assertions in acorn
480 dependent repositories - 22 versions - Latest release: about 2 years ago - 478 dependent packages - 53,266,028 downloads last month
es6-promise 4.2.8
A lightweight library that provides tools for organizing asynchronous code
478 dependent repositories - 34 versions - Latest release: about 6 years ago - 11,715 dependent packages - 41,070,232 downloads last month
url-loader 4.1.1
A loader for webpack which transforms files into base64 URIs
476 dependent repositories - 32 versions - Latest release: over 4 years ago - 46,970 dependent packages - 21,988,558 downloads last month
uniqs 2.0.0
Tiny utility to create unions and de-duplicated lists
474 dependent repositories - 2 versions - Latest release: about 11 years ago - 141 dependent packages - 11,184,316 downloads last month
next-tick 1.1.0
Environment agnostic nextTick polyfill
473 dependent repositories - 6 versions - Latest release: over 5 years ago - 308 dependent packages - 39,409,679 downloads last month
vendors 2.0.1
List of vendor prefixes known to the web platform
472 dependent repositories - 7 versions - Latest release: over 3 years ago - 131 dependent packages - 11,295,675 downloads last month
xdg-basedir 5.1.0
Get XDG Base Directory paths
471 dependent repositories - 8 versions - Latest release: almost 4 years ago - 608 dependent packages - 38,917,137 downloads last month
private 0.1.8
Utility for associating truly private state with any JavaScript object
471 dependent repositories - 14 versions - Latest release: over 7 years ago - 385 dependent packages - 13,998,239 downloads last month
loud-rejection 2.2.0
Make unhandled promise rejections fail loudly instead of the default silent fail
471 dependent repositories - 12 versions - Latest release: over 5 years ago - 444 dependent packages - 15,753,097 downloads last month
yn 5.0.0
Parse yes/no like values
470 dependent repositories - 10 versions - Latest release: almost 4 years ago - 950 dependent packages - 89,191,973 downloads last month
@rollup/pluginutils 5.1.0
A set of utility functions commonly used by Rollup plugins
468 dependent repositories - 26 versions - Latest release: over 1 year ago - 1,820 dependent packages - 68,947,826 downloads last month
eventsource 2.0.2
W3C compliant EventSource client for Node.js and browser (polyfill)
466 dependent repositories - 35 versions - Latest release: about 3 years ago - 867 dependent packages - 18,674,964 downloads last month
registry-auth-token 5.0.2
Get the auth token set for an npm registry (if any)
466 dependent repositories - 25 versions - Latest release: over 2 years ago - 593 dependent packages - 45,015,215 downloads last month
mocha 10.4.0
simple, flexible, fun test framework
465 dependent repositories - 199 versions - Latest release: about 1 year ago - 261,831 dependent packages - 34,796,083 downloads last month
symbol-observable 4.0.0
Symbol.observable ponyfill
464 dependent repositories - 19 versions - Latest release: about 4 years ago - 613 dependent packages - 56,064,371 downloads last month
duplexer3 1.0.0
Modern version of `duplexer2`
464 dependent repositories - 3 versions - Latest release: almost 3 years ago - 303 dependent packages - 26,258,083 downloads last month
@hapi/hoek 11.0.4
General purpose node utilities
463 dependent repositories - 42 versions - Latest release: over 1 year ago - 396 dependent packages - 65,591,010 downloads last month
es-set-tostringtag 2.0.3
A helper to optimistically set Symbol.toStringTag, when possible.
461 dependent repositories - 5 versions - Latest release: over 1 year ago - 386 dependent packages - 117,213,024 downloads last month
eastasianwidth 0.3.0
Get East Asian Width from a character.
461 dependent repositories - 5 versions - Latest release: about 1 year ago - 383 dependent packages - 115,665,706 downloads last month
undici-types 6.17.0
A stand-alone types package for Undici
461 dependent repositories - 60 versions - Latest release: about 1 year ago - 10 dependent packages - 199,509,794 downloads last month
registry-url 6.0.1
Get the set npm registry URL
461 dependent repositories - 15 versions - Latest release: almost 3 years ago - 633 dependent packages - 38,903,111 downloads last month
typed-array-length 1.0.6
Robustly get the length of a Typed Array
461 dependent repositories - 7 versions - Latest release: about 1 year ago - 381 dependent packages - 117,517,983 downloads last month
babel-plugin-macros 3.1.0
Allows you to build compile-time libraries
460 dependent repositories - 37 versions - Latest release: about 4 years ago - 2,591 dependent packages - 67,036,995 downloads last month
@sindresorhus/is 6.3.1
Type check values
460 dependent repositories - 57 versions - Latest release: about 1 year ago - 336 dependent packages - 80,089,155 downloads last month
for-own 1.0.0
Iterate over the own enumerable properties of an object, and return an object with properties tha...
459 dependent repositories - 7 versions - Latest release: over 8 years ago - 360 dependent packages - 28,062,120 downloads last month
connect 3.7.0
High performance middleware framework
457 dependent repositories - 234 versions - Latest release: about 6 years ago - 5,772 dependent packages - 29,362,487 downloads last month
p-cancelable 4.0.1
Create a promise that can be canceled
457 dependent repositories - 15 versions - Latest release: almost 3 years ago - 659 dependent packages - 78,207,080 downloads last month
sockjs-client 1.6.1
SockJS-client is a browser JavaScript library that provides a WebSocket-like object.
456 dependent repositories - 31 versions - Latest release: about 3 years ago - 989 dependent packages - 13,345,528 downloads last month
axe-core 4.9.1
Accessibility engine for automated Web UI testing
455 dependent repositories - 1,372 versions - Latest release: about 1 year ago - 1,302 dependent packages - 74,289,617 downloads last month
node-notifier 10.0.1
A Node.js module for sending notifications on native Mac, Windows (post and pre 8) and Linux (or ...
453 dependent repositories - 73 versions - Latest release: over 3 years ago - 8,208 dependent packages - 21,413,106 downloads last month
@types/react-dom 18.3.0
TypeScript definitions for react-dom
453 dependent repositories - 150 versions - Latest release: about 1 year ago - 69,864 dependent packages - 74,542,917 downloads last month
node-pre-gyp 0.17.0 deprecated
Node.js native addon binary install tool
453 dependent repositories - 109 versions - Latest release: over 4 years ago - 1,113 dependent packages - 3,491,214 downloads last month
chai 5.1.1
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
453 dependent repositories - 96 versions - Latest release: about 1 year ago - 168,401 dependent packages - 57,086,426 downloads last month
copy-webpack-plugin 12.0.2
Copy files && directories with webpack
453 dependent repositories - 80 versions - Latest release: over 1 year ago - 25,162 dependent packages - 34,463,556 downloads last month
@babel/plugin-syntax-import-assertions 7.24.1
Allow parsing of the module assertion attributes in the import statement
453 dependent repositories - 34 versions - Latest release: about 1 year ago - 369 dependent packages - 87,883,287 downloads last month
growly 1.3.0
Simple zero-dependency Growl notifications using GNTP.
452 dependent repositories - 5 versions - Latest release: about 9 years ago - 422 dependent packages - 19,299,387 downloads last month
shellwords 1.0.1
Manipulate strings according to the word parsing rules of the UNIX Bourne shell.
452 dependent repositories - 6 versions - Latest release: over 3 years ago - 426 dependent packages - 18,272,323 downloads last month
define-data-property 1.1.4
Define a data property on an object. Will fall back to assignment in an engine without descriptors.
452 dependent repositories - 7 versions - Latest release: over 1 year ago - 110 dependent packages - 170,595,236 downloads last month
@babel/preset-typescript 7.24.1
Babel preset for TypeScript.
451 dependent repositories - 91 versions - Latest release: about 1 year ago - 40,818 dependent packages - 71,798,496 downloads last month
internal-ip 8.0.0
Get your internal IP address
450 dependent repositories - 20 versions - Latest release: about 2 years ago - 614 dependent packages - 14,081,359 downloads last month
html-tags 4.0.0
List of standard HTML tags
450 dependent repositories - 17 versions - Latest release: about 1 year ago - 386 dependent packages - 45,190,072 downloads last month
memfs 4.9.2
In-memory file-system with Node's fs API.
450 dependent repositories - 154 versions - Latest release: about 1 year ago - 1,750 dependent packages - 68,884,875 downloads last month
any-promise 1.3.0
Resolve any installed ES6 compatible promise
449 dependent repositories - 8 versions - Latest release: about 9 years ago - 912 dependent packages - 67,521,048 downloads last month
jest-circus 29.7.0

449 dependent repositories - 248 versions - Latest release: almost 2 years ago - 2,188 dependent packages - 86,632,261 downloads last month
configstore 6.0.0
Easily load and save config without having to think about where and how
449 dependent repositories - 35 versions - Latest release: about 4 years ago - 2,460 dependent packages - 35,494,464 downloads last month
json3 3.3.3
A JSON polyfill for older JavaScript platforms.
449 dependent repositories - 11 versions - Latest release: about 6 years ago - 456 dependent packages - 9,342,465 downloads last month
@typescript-eslint/experimental-utils 5.62.0
(Experimental) Utilities for working with TypeScript + ESLint together
449 dependent repositories - 2,612 versions - Latest release: almost 2 years ago - 498 dependent packages - 42,098,119 downloads last month
err-code 3.0.1
Create an error with a code
448 dependent repositories - 13 versions - Latest release: over 4 years ago - 384 dependent packages - 57,865,345 downloads last month
timsort 0.3.0
TimSort: Fast Sorting for Node.js
448 dependent repositories - 5 versions - Latest release: almost 9 years ago - 280 dependent packages - 12,517,932 downloads last month
color-support 1.1.3
A module which will endeavor to guess your terminal's level of color support.
446 dependent repositories - 5 versions - Latest release: about 8 years ago - 411 dependent packages - 56,668,090 downloads last month
classnames 2.5.1
A simple utility for conditionally joining classNames together
446 dependent repositories - 30 versions - Latest release: over 1 year ago - 35,031 dependent packages - 55,720,617 downloads last month
import-cwd 3.0.0
Import a module like with `require()` but from the current working directory
446 dependent repositories - 2 versions - Latest release: about 6 years ago - 443 dependent packages - 14,200,391 downloads last month
promise-retry 2.0.1
Retries a function that returns a promise, leveraging the power of the retry module.
445 dependent repositories - 17 versions - Latest release: about 5 years ago - 631 dependent packages - 56,670,067 downloads last month
@types/prettier 3.0.0
Stub TypeScript definitions entry for prettier, which provides its own types definitions
445 dependent repositories - 65 versions - Latest release: almost 2 years ago - 6,947 dependent packages - 43,267,374 downloads last month
is-regexp 3.1.0
Check if a value is a regular expression
441 dependent repositories - 5 versions - Latest release: over 3 years ago - 166 dependent packages - 37,146,966 downloads last month
killable 1.0.1
Keeps track of a server's open sockets so they can be destroyed at a moment's notice.
440 dependent repositories - 2 versions - Latest release: almost 7 years ago - 190 dependent packages - 9,891,980 downloads last month
graphemer 1.4.0
A JavaScript library that breaks strings into their individual user-perceived characters (includi...
440 dependent repositories - 6 versions - Latest release: over 2 years ago - 245 dependent packages - 106,095,437 downloads last month
responselike 3.0.0
A response-like object for mocking a Node.js HTTP response stream
438 dependent repositories - 8 versions - Latest release: almost 3 years ago - 515 dependent packages - 70,840,649 downloads last month
vite 5.2.11
Native-ESM powered web dev build tool
438 dependent repositories - 580 versions - Latest release: about 1 year ago - 31,388 dependent packages - 62,267,124 downloads last month
cacheable-request 12.0.1
Wrap native HTTP requests with RFC compliant cache support
438 dependent repositories - 61 versions - Latest release: about 1 year ago - 496 dependent packages - 74,282,950 downloads last month
address 2.0.2
Get current machine IP, MAC and DNS servers.
437 dependent repositories - 17 versions - Latest release: over 1 year ago - 1,339 dependent packages - 40,209,138 downloads last month