virtualenv
PyPIactive
virtualenv last released 21.14.11 on 2026-10-18. Its latest version requires Python >=3.9.
Facts
- Latest release
- 21.14.11, (6 days ago)
- First published
- (19 years ago)
- Releases in the last 12 months
- 64
- Median days between releases
- 2
- Median days between major versions
- 432
- Monthly downloads
- 242,417,588
- License
- MIT
- Repository
- github.com/pypa/virtualenv
- Source
- pypi.org (checked 2026-10-19)
Major versions
9 major versions have been published.
| Major | First version | First released | Latest version | Latest released |
|---|---|---|---|---|
| 21 | 21.0.0 | 2026-02-25 | 21.14.11 | 2026-10-18 |
| 20 | 20.0.0b1 | 2020-01-28 | 20.39.1 | 2026-02-25 |
| 16 | 16.0.0 | 2018-05-16 | 16.7.12 | 2021-07-22 |
| 15 | 15.0.0 | 2016-03-06 | 15.2.0 | 2018-03-22 |
| 14 | 14.0.0 | 2016-01-20 | 14.0.6 | 2016-02-07 |
| 13 | 13.0.0 | 2015-05-22 | 13.1.2 | 2015-08-22 |
| 12 | 12.0 | 2014-12-22 | 12.1.1 | 2015-04-07 |
| 1 | 1.0 | 2008-01-08 | 1.11.6 | 2014-05-17 |
| 0 | 0.8 | 2007-09-14 | 0.9.2 | 2007-11-10 |
Runtime requirements
The latest version of virtualenv declares these runtime constraints.
| Runtime | Constraint | Minimum version | Since version | Since |
|---|---|---|---|---|
| Python | >=3.9 | 3.9 | 21.5.0 | 2026-06-13 |
Supported runtimes
The latest version of virtualenv runs on 7 tracked runtime releases.
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