PyPI Stats
common-workflow-language

cwltool

Common Workflow Language reference implementation
PyPI GitHub
Downloads
Day
13.0K
Week
57.5K
Month
345.5K
Stars
371
Forks
241
Issues
452
Version
3.2.20260413085819

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
100
Popularity
59
Adoption
55
Community
100
How the maintenance status was determined
Last commit
7 days ago
Monthly downloads
345,520
• 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
345,520
Stars
371
Stars per 1k downloads
1.07
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
8,217
Month daily avg
11,517
Momentum
-28.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
<3.15,>=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
Apache Software 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
20 days ago
Total releases
442
Releases/year
38.5
• 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
163
Monthly downloads
345,520
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
80
 
Issue Burden
1218.3
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
67.6%
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 5.8K
macOS 234
Windows 8

Python Versions

3.10
56.3% 2.9K
3.14
15.9% 820
3.13
10.4% 537
3.12
9.5% 494
3.11
7.9% 409

Top Countries

1. US US
5.5K
2. SG SG
495
3. IN IN
442
4. CH CH
107
5. DE DE
69
6. IT IT
58
7. CN CN
19
8. AU AU
12
9. KR KR
6
10. RO RO
6

Dependencies

16
3 optional dependencies

Used By

31
View all 31 dependents

Package Information

License
Apache Software License
First Release
November 18, 2014
Last Release
3 weeks ago
Last Commit
1 week ago
Latest Version
3.2.20260413085819
Total Releases
442
Contributors
163
Open PRs
41
Archived
No
Author
Common workflow language working group
Python Versions
3 3.10 3.11 3.12 3.13 3.14
Wheels
py2 py3
Topics
common-workflow-language cwl workflows containers science commonwl sciworkflows
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links