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ably

Realtime client library for Ably, the realtime messaging service

v2.29.0, 23 Sept 2026Apache-2.0ESM + CommonJSTypes: BundledWebSockets and realtimeTypeScript tooling
$ npm install ably

Key numbers

As of 25 Sept 2026
Weekly downloads
924.3k
+375% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
6
Direct, from package.json
Last release
1 day ago
v2.29.0
GitHub stars
366
63 forks
Open issues / PRs
156 / 43
Contributors
-
Commits, last 52 weeks
494

Downloads

Last week 2026-09-15 to 2026-09-21
0500k1m1.5mSept 2025Mar 2026Sept 2026High 1.4m (25 Aug 2026)Low 120.2k (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.

924,250 downloads last week, 4,707,912 in the last month. The 12-month change of +375% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
18185 in total
Latest version
2.29.0, 23 Sept 20261 day ago
First published
12 Apr 2015
Last push to GitHub
24 Sept 2026same day as the snapshot
Repository archived
No
Open issues
156
Open pull requests
43
Commits, last 52 weeks
494
Dependents on npm
-

Major versions

  1. v2 first release 2.0.0, 22 Mar 2024
  2. v1 first release 1.0.0, 8 Mar 2017
  3. v0 first release 0.7.9, 12 Apr 2015

Recent releases

VersionPublished
2.29.023 Sept 2026
2.28.024 Aug 2026
2.27.010 Aug 2026
2.26.023 Jul 2026
2.25.017 Jul 2026
2.24.09 Jul 2026
2.23.019 Jun 2026
2.22.18 Jun 2026
2.22.05 Jun 2026
2.21.019 Mar 2026
2.20.013 Mar 2026
2.19.03 Mar 2026
2.18.023 Feb 2026
2.17.130 Jan 2026
Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=16
Runtimes
-
Unpacked size (npm)
9.5 MB
Dependencies (6)
wsgotuliddequal@ably/msgpack-jsfastestsmallesttextencoderdecoder
Peer dependencies (2)
reactreact-dom
npm install ably

CDN

jsDelivr: 232.2k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/ably@2.29.0/
  • unpkghttps://unpkg.com/ably@2.29.0/
  • esm.shhttps://esm.sh/ably@2.29.0
PackageWeekly downloadsGzipLast releaseModuleComparison
@feathersjs/feathers118.3k-13 days agoCommonJS-
@slack/web-api9.8m-28 days agoCommonJS-
@slack/webhook899.2k-28 days agoCommonJS-
websocket-ts24.3k-5 months agoESM + CommonJS-
@tanstack/ai-client166.3k-todayESM only-
@tanstack/ai-openai123.9k-todayESM only-
@standard-server/fetch34.6k-5 days agoESM only-
@standard-server/node34.3k-5 days agoESM only-
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.