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Package

rx

Library for composing asynchronous and event-based operations in JavaScript

v4.1.0, 7 Mar 2016Apache-2.0CommonJSTypes: None
$ npm install rx

Key numbers

As of 25 Sept 2026
Weekly downloads
1.8m
+3% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
10 years ago
v4.1.0
GitHub stars
-
Open issues / PRs
- / -
Contributors
-
Commits, last 52 weeks
-

Downloads

Last week 2026-09-15 to 2026-09-21
01m2m3mSept 2025Mar 2026Sept 2026High 2.5m (5 May 2026)Low 834.7k (23 Dec 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

1,814,162 downloads last week, 8,285,981 in the last month. The 12-month change of +3% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
0103 in total
Latest version
4.1.0, 7 Mar 201610 years ago
First published
9 Feb 2011
Last push to GitHub
-
Repository archived
-
Open issues
-
Open pull requests
-
Commits, last 52 weeks
-
Dependents on npm
-

Major versions

  1. v4 first release 4.0.0, 25 Sept 2015
  2. v3 first release 3.0.0, 3 Aug 2015
  3. v2 first release 2.0.0, 19 Sept 2012
  4. v0 first release 0.0.1, 9 Feb 2011

Recent releases

VersionPublished
4.1.07 Mar 2016
4.0.817 Feb 2016
4.0.713 Nov 2015
4.0.613 Oct 2015
4.0.513 Oct 2015
4.0.413 Oct 2015
4.0.313 Oct 2015
4.0.213 Oct 2015
4.0.18 Oct 2015
4.0.025 Sept 2015
3.1.231 Aug 2015
3.1.121 Aug 2015
3.1.019 Aug 2015
3.0.114 Aug 2015
Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
-
Dependencies (0)
None
npm install rx

CDN

jsDelivr: 1.5m requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/rx@4.1.0/
  • unpkghttps://unpkg.com/rx@4.1.0/
  • esm.shhttps://esm.sh/rx@4.1.0
Sources: npm registry, npm downloads API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): GitHub data not fetched yet; no category.