ujson
PyPIactive
ujson last released 6.0.0 on 2026-09-04. Its latest version requires Python >=3.10.
Facts
- Latest release
- 6.0.0, (1 month ago)
- First published
- (15 years ago)
- Releases in the last 12 months
- 4
- Median days between releases
- 68
- Median days between major versions
- 435
- Monthly downloads
- 31,655,542
- License
- BSD-3-Clause AND TCL
- Repository
- github.com/ultrajson/ultrajson
- Source
- pypi.org (checked 2026-10-19)
Major versions
6 major versions have been published.
| Major | First version | First released | Latest version | Latest released |
|---|---|---|---|---|
| 6 | 6.0.0 | 2026-09-04 | 6.0.0 | 2026-09-04 |
| 5 | 5.0.0 | 2021-12-16 | 5.13.0 | 2026-06-14 |
| 4 | 4.0.0 | 2020-10-07 | 4.3.0 | 2021-11-22 |
| 3 | 3.0.0 | 2020-06-03 | 3.2.0 | 2020-09-08 |
| 2 | 2.0.0 | 2020-03-07 | 2.0.3 | 2020-03-24 |
| 1 | 1.4 | 2011-06-16 | 1.35 | 2016-01-20 |
Runtime requirements
The latest version of ujson declares these runtime constraints.
| Runtime | Constraint | Minimum version | Since version | Since |
|---|---|---|---|---|
| Python | >=3.10 | 3.10 | 6.0.0 | 2026-09-04 |
Supported runtimes
The latest version of ujson runs on 6 tracked runtime releases.
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