download-counts's Introduction

download-counts

Average daily download counts for every npm package.

This package:

collects download counts from npm's download-counts web service.
collects one year's worth of download data for each package.
is a key-value object. Keys are package names, values are average daily downloads.
works offline. It's just a big JSON object.
weighs about 12 MB.
includes scoped package names
is regularly updated using a Heroku bot. See script/release.sh and zeke.sikelianos.com/npm-and-github-automation-with-heroku/ for info on how that works.

Installation

yarn add download-counts

Usage

const counts = require('download-counts')

// get average daily downloads for a package
counts.express
// 218212

// top ten most downloaded packages
Object.keys(counts).slice(0, 10)
// [ 'glob',
//   'readable-stream',
//   'async',
//   'lodash',
//   'minimatch',
//   'minimist',
//   'source-map',
//   'qs',
//   'inherits',
//   'isarray' ]

Stats

87% of the packages in the registry are downloaded 0-1 times per day.

Downloads per Day	Packages
0-0	269045
1-9	210471
10-99	44155
100-249	6589
250-499	3426
500-999	2676
1000-4999	3457
5000-9999	951
10000-24999	755
25000-49999	481
50000-99999	385
100000-10000000	768

Tests

yarn && yarn test

Dependencies

None

Dev Dependencies

chai: BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
got: Simplified HTTP requests
human-interval: Human readable time measurements
lodash: Lodash modular utilities.
mocha: simple, flexible, fun test framework
package-stream: An endless stream of clean package data from the npm registry.
require-dir: Helper to require() directories.
standard: JavaScript Standard Style
standard-markdown: Test your Markdown files for Standard JavaScript Style™