Deprecated on npm
Superseded by abstract-level (https://github.com/Level/community#faq)Key numbers
As of 25 Sept 2026
- Weekly downloads
- 461.6k
- +21% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 1
- Direct, from package.json
- Last release
- 4 years ago
- v3.1.0
- GitHub stars
- -
- Open issues / PRs
- - / -
- Contributors
- -
- Commits, last 52 weeks
- -
Downloads
Last week 2026-09-15 to 2026-09-21
461,587 downloads last week, 2,538,020 in the last month. The 12-month change of +21% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 05 in total
- Latest version
- 3.1.0, 4 Nov 20214 years ago
- First published
- 23 Jun 2018
- Last push to GitHub
- -
- Repository archived
- -
- Open issues
- -
- Open pull requests
- -
- Commits, last 52 weeks
- -
- Dependents on npm
- -
Major versions
- v3 first release 3.0.0, 8 Apr 2021
- v2 first release 2.0.0, 27 Jun 2018
- v1 first release 1.0.0, 23 Jun 2018
Recent releases
| Version | Published |
|---|---|
| 3.1.0 | 4 Nov 2021 |
| 3.0.0 | 8 Apr 2021 |
| 2.0.1 | 1 Apr 2019 |
| 2.0.0 | 27 Jun 2018 |
| 1.0.0 | 23 Jun 2018 |
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- None
- Node.js engine range
- >=10
- Runtimes
- -
- Unpacked size (npm)
- 8.3 kB
- Dependencies (1)
catering
npm install level-concat-iterator- jsDelivr
https://cdn.jsdelivr.net/npm/level-concat-iterator@3.1.0/ - unpkg
https://unpkg.com/level-concat-iterator@3.1.0/ - esm.sh
https://esm.sh/level-concat-iterator@3.1.0
Indexability: Not indexed (discovery only): deprecated; GitHub data not fetched yet; no category.