Key numbers
As of 25 Sept 2026
- Weekly downloads
- 70.4m
- +65% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 0
- Direct, from package.json
- Last release
- 3 years ago
- v4.3.1
- GitHub stars
- 2.8k
- 215 forks
- Open issues / PRs
- 41 / 19
- Contributors
- 40
- Commits, last 52 weeks
- 1
Downloads
Last week 2026-09-15 to 2026-09-21
70,428,221 downloads last week, 343,535,310 in the last month. The 12-month change of +65% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 046 in total
- Latest version
- 4.3.1, 16 Mar 20233 years ago
- First published
- 31 Jan 2012
- Last push to GitHub
- 24 Sept 2026same day as the snapshot
- Repository archived
- No
- Open issues
- 41
- Open pull requests
- 19
- Commits, last 52 weeks
- 1
- Dependents on npm
- 12,747
Major versions
- v4 first release 4.0.0, 8 Jul 2019
- v3 first release 3.0.0, 4 Dec 2018
- v2 first release 2.0.0, 9 Oct 2017
- v1 first release 1.0.0, 27 Sept 2016
- v0 first release 0.0.1, 31 Jan 2012
Recent releases
| Version | Published |
|---|---|
| 4.3.1 | 16 Mar 2023 |
| 4.3.0 | 30 Jan 2023 |
| 4.2.2 | 28 Oct 2019 |
| 4.2.1 | 22 Oct 2019 |
| 4.2.0 | 21 Oct 2019 |
| 4.1.2 | 21 Oct 2019 |
| 4.1.1 | 8 Oct 2019 |
| 4.1.0 | 7 Oct 2019 |
| 4.0.0 | 8 Jul 2019 |
| 3.3.0 | 20 Jun 2019 |
| 3.2.1 | 14 Jun 2019 |
| 3.2.0 | 15 Feb 2019 |
| 3.1.0 | 16 Jan 2019 |
| 3.0.0 | 4 Dec 2018 |
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- None
- Node.js engine range
- >=0.10.0
- Runtimes
- -
- Unpacked size (npm)
- 30 kB
- Dependencies (0)
- None
npm install deepmergeCDN
jsDelivr: 119.2k requests in 30 days
- jsDelivr
https://cdn.jsdelivr.net/npm/deepmerge@4.3.1/ - unpkg
https://unpkg.com/deepmerge@4.3.1/ - esm.sh
https://esm.sh/deepmerge@4.3.1
Indexability: Not indexed (discovery only): no category.