@msgpack/msgpack
npmactive
@msgpack/msgpack last released 3.1.3 on 2025-12-26. Its latest version requires Node.js >= 18.
Facts
- Latest release
- 3.1.3, (9 months ago)
- First published
- (7 years ago)
- Releases in the last 12 months
- 1
- Median days between releases
- 9
- Median days between major versions
- 485
- Monthly downloads
- 18,265,534
- License
- ISC
- Repository
- github.com/msgpack/msgpack-javascript
- Homepage
- msgpack.org
- Source
- registry.npmjs.org (checked 2026-10-19)
Major versions
4 major versions have been published.
| Major | First version | First released | Latest version | Latest released |
|---|---|---|---|---|
| 3 | 3.0.0 | 2025-02-07 | 3.1.3 | 2025-12-26 |
| 2 | 2.0.0 | 2020-09-06 | 2.8.0 | 2022-09-02 |
| 1 | 1.0.0 | 2019-05-10 | 1.12.2 | 2020-05-14 |
| 0 | 0.9.0 | 2019-05-02 | 0.16.1 | 2019-05-10 |
Runtime requirements
The latest version of @msgpack/msgpack declares these runtime constraints.
| Runtime | Constraint | Minimum version | Since version | Since |
|---|---|---|---|---|
| Node.js | >= 18 | 18.0.0 | 3.0.0 | 2025-02-07 |
Supported runtimes
The latest version of @msgpack/msgpack runs on 9 tracked runtime releases.
| Runtime | Cycle | Released | End of life | LTS |
|---|---|---|---|---|
| Node.js | 26 | 2026-05-05 | 2029-04-30 | yes |
| Node.js | 25 | 2025-10-15 | 2026-06-01 | |
| Node.js | 24 | 2025-05-06 | 2028-04-30 | yes |
| Node.js | 23 | 2024-10-16 | 2025-06-01 | |
| Node.js | 22 | 2024-04-24 | 2027-04-30 | yes |
| Node.js | 21 | 2023-10-17 | 2024-06-01 | |
| Node.js | 20 | 2023-04-18 | 2026-04-30 | yes |
| Node.js | 19 | 2022-10-18 | 2023-06-01 | |
| Node.js | 18 | 2022-04-19 | 2025-04-30 | yes |
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