Key numbers
As of 25 Sept 2026
- Weekly downloads
- 38.8m
- +15% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 1
- Direct, from package.json
- Last release
- 1 month ago
- v5.0.11
- GitHub stars
- 1.9k
- 106 forks
- Open issues / PRs
- 0 / 0
- Contributors
- 23
- Commits, last 52 weeks
- 28
Downloads
Last week 2026-09-15 to 2026-09-21
38,816,851 downloads last week, 164,496,796 in the last month. The 12-month change of +15% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 1250 in total
- Latest version
- 5.0.11, 30 Jul 20261 month ago
- First published
- 1 Aug 2013
- Last push to GitHub
- 25 Aug 202631 days before the snapshot
- Repository archived
- No
- Open issues
- 0
- Open pull requests
- 0
- Commits, last 52 weeks
- 28
- Dependents on npm
- 12,414
Major versions
- v5 first release 5.0.0, 7 May 2026
- v4 first release 4.0.0, 27 Jun 2020
- v3 first release 3.0.0, 6 Nov 2018
- v2 first release 2.0.0, 11 Jun 2015
- v1 first release 1.0.0, 18 Feb 2014
- v0 first release 0.0.0, 1 Aug 2013
Recent releases
| Version | Published |
|---|---|
| 5.0.11 | 30 Jul 2026 |
| 5.0.10 | 29 Jul 2026 |
| 5.0.9 | 29 Jul 2026 |
| 5.0.8 | 29 Jul 2026 |
| 5.0.7 | 23 Jul 2026 |
| 5.0.6 | 21 Jul 2026 |
| 5.0.5 | 3 Jul 2026 |
| 5.0.4 | 1 Jul 2026 |
| 5.0.3 | 23 Jun 2026 |
| 5.0.2 | 22 Jun 2026 |
| 5.0.1 | 15 May 2026 |
| 5.0.0 | 7 May 2026 |
| 4.0.2 | 30 Jun 2020 |
| 4.0.1 | 27 Jun 2020 |
- Module format
- ESM + CommonJSFrom package.json type, main and exports fields
- TypeScript types
- Bundled
- Node.js engine range
- Not declared
- Runtimes
- -
- Unpacked size (npm)
- 72 kB
- Dependencies (1)
readable-stream
npm install through2- jsDelivr
https://cdn.jsdelivr.net/npm/through2@5.0.11/ - unpkg
https://unpkg.com/through2@5.0.11/ - esm.sh
https://esm.sh/through2@5.0.11
Indexability: Not indexed (discovery only): no category.