PyPI Stats
mosaicml

composer

Supercharge Your Model Training
PyPI GitHub

Shared Repository

This package shares its GitHub repository (mosaicml/composer) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
1.3K
Week
5.9K
Month
23.2K
Stars
5.5K
Forks
465
Issues
37
Version
0.32.1

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
100
Popularity
79
Adoption
63
Community
70
How the maintenance status was determined
Last commit
6 days ago
Monthly downloads
23,175
• 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
23,175
Stars
5,479
Stars per 1k downloads
236.42
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
843
Month daily avg
772
Momentum
+9.1%
((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
Not specified
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
Package does not declare a license.
How the release cadence was determined
Last release
284 days ago
Total releases
48
Releases/year
15.1
• 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
133
Monthly downloads
23,175
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
63
 
Issue Burden
6.8
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
28.6%
contrib / forks
Stale Release
277d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 343
Windows 101

Python Versions

3.11
33.8% 150
3.12
30.0% 133
3.14
20.3% 90
3.13
13.3% 59
3.10
2.7% 12

Top Countries

1. US US
340
2. RU RU
94
3. ID ID
49
4. ES ES
45
5. IN IN
3
6. AU AU
2
7. CL CL
2
8. IR IR
2
9. SG SG
2
10. CA CA
1

Dependencies

16
132 optional dependencies

Used By

0
Not used by any tracked packages

Package Information

License
Unknown
First Release
March 5, 2023
Last Release
9 months ago
Last Commit
1 week ago
Latest Version
0.32.1
Total Releases
48
Contributors
133
Open PRs
24
Archived
No
Author
MosaicML
Python Versions
3 3.10 3.11 3.12
Wheels
py3
Topics
deep-learning pytorch neural-networks ml-systems ml-efficiency ml-training machine-learning neural-network
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links