Package
yaml
JavaScript parser and stringifier for YAML
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 149.5m
- +115% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 0
- Direct, from package.json
- Last release
- 13 days ago
- v2.9.1
- GitHub stars
- 1.7k
- 178 forks
- Open issues / PRs
- 26 / 7
- Contributors
- 39
- Commits, last 52 weeks
- 134
Downloads
Last week 2026-09-15 to 2026-09-21
149,540,069 downloads last week, 724,705,873 in the last month. The 12-month change of +115% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 669 in total
- Latest version
- 2.9.1, 11 Sept 202613 days ago
- First published
- 15 Apr 2011
- Last push to GitHub
- 23 Sept 20262 days before the snapshot
- Repository archived
- No
- Open issues
- 26
- Open pull requests
- 7
- Commits, last 52 weeks
- 134
- Dependents on npm
- 25,254
Major versions
- v2 first release 2.0.0, 6 Apr 2022
- v1 first release 1.0.0, 19 Sept 2018
- v0 first release 0.1.0, 15 Apr 2011
Recent releases
| Version | Published |
|---|---|
| 2.9.1 | 11 Sept 2026 |
| 2.9.0 | 11 May 2026 |
| 2.8.4 | 2 May 2026 |
| 2.8.3 | 21 Mar 2026 |
| 1.10.3 | 21 Mar 2026 |
| 2.8.2 | 30 Nov 2025 |
| 2.8.1 | 5 Aug 2025 |
| 2.8.0 | 15 May 2025 |
| 2.7.1 | 29 Mar 2025 |
| 2.7.0 | 31 Dec 2024 |
| 2.6.1 | 19 Nov 2024 |
| 2.6.0 | 13 Oct 2024 |
| 2.5.1 | 3 Sept 2024 |
| 2.5.0 | 24 Jul 2024 |
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- Bundled
- Node.js engine range
- >= 14.6
- Runtimes
- -
- Unpacked size (npm)
- 670 kB
- Dependencies (0)
- None
npm install yamlCDN
jsDelivr: 3.1m requests in 30 days
- jsDelivr
https://cdn.jsdelivr.net/npm/yaml@2.9.1/ - unpkg
https://unpkg.com/yaml@2.9.1/ - esm.sh
https://esm.sh/yaml@2.9.1
Indexability: Indexed.