PyPI Stats
Farama-Foundation

gymnasium

An API standard for single-agent reinforcement learning environments, with popular reference environments and related utilities (formerly Gym)
PyPI GitHub
Downloads
Day
281.0K
Week
1.5M
Month
6.2M
Stars
11.8K
Forks
1.3K
Issues
76
Version
1.3.0

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
100
Popularity
87
Adoption
80
Community
80
How the maintenance status was determined
Last commit
5 days ago
Monthly downloads
6,238,138
• Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
6,238,138
Stars
11,815
Stars per 1k downloads
1.89
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
• Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
218,918
Month daily avg
207,938
Momentum
+5.3%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.10
Cutting Edge
Minimum supported version is 3.12 or newer
• Modern
Minimum supported version is 3.9, 3.10, or 3.11
Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
MIT License
• Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
14 days ago
Total releases
20
Releases/year
4.4
Rapid
Last release within 365 days and > 12 releases/year
• Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
486
Monthly downloads
6,238,138
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
• Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
77
 
Issue Burden
6.4
per 1k stars
Discussions
1.1
per 1k stars
Fork Ratio
36.5%
contrib / forks
Stale Release
No
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 167.7K
Windows 7.8K
macOS 5.9K

Python Versions

3.12
44.9% 78.4K
3.13
27.4% 47.7K
3.11
14.2% 24.7K
3.10
11.7% 20.5K
3.14
1.8% 3.2K

Top Countries

1. US US
97.8K
2. SG SG
52.6K
3. JP JP
9.0K
4. FR FR
3.7K
5. CN CN
2.7K
6. DE DE
2.2K
7. IN IN
1.8K
8. GB GB
1.3K
9. VN VN
1.2K
10. NL NL
1.1K

Dependencies

4
44 optional dependencies

Used By

780
View all 780 dependents

Package Information

License
MIT License
First Release
November 5, 2021
Last Release
2 weeks ago
Last Commit
5 days ago
Latest Version
1.3.0
Total Releases
20
Contributors
486
Open PRs
10
Archived
No
Python Versions
3 3.10 3.11 3.12 3.13
Wheels
py3
Keywords
Reinforcement Learning game RL AI gymnasium
Topics
api gym reinforcement-learning
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links