PyRank
marshmallow-code

webargs

A friendly library for parsing HTTP request arguments, with built-in support for popular web frameworks, including Flask, Django, Bottle, Tornado, Pyramid, webapp2, Falcon, and aiohttp.
PyPI GitHub Verified repo
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

webargs has 3.7M monthly downloads and 1K GitHub stars. Version 8.7.1 supports Python 3.9+, first published in 2014.

It is actively maintained under a permissive license, last released in Oct 2025.

It is built on top of marshmallow, packaging and typing-extensions. It is used by 52 tracked packages, including flask-smorest, httpstan and apiflask.

GitHub topics include django, flask and aiohttp.

Downloads
Day
131.9K
Week
853.4K
Month
3.7M
Stars
1.4K
Forks
166
Issues
4
Version
8.7.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
100
Popularity
66
Adoption
70
Community
60
Provenance
100
How the maintenance status was determined
Last commit
4 days ago
Monthly downloads
3,720,726
• 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
3,720,726
Stars
1,408
Stars per 1k downloads
0.38
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
121,909
Month daily avg
124,024
Momentum
-1.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.9
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
250 days ago
Total releases
104
Releases/year
8.4
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
56
Monthly downloads
3,720,726
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
48
 
Issue Burden
2.8
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
33.7%
contrib / forks
Stale Release
246d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 50.6K
Windows 211
macOS 63

Python Versions

3.12
48.7% 23.5K
3.11
26.1% 12.6K
3.10
13.7% 6.6K
3.9
8.3% 4.0K
3.13
3.3% 1.6K

Top Countries

1. US US
34.2K
2. IE IE
5.5K
3. GB GB
3.2K
4. SG SG
2.9K
5. IN IN
1.2K
6. HK HK
786
7. DE DE
500
8. NL NL
372
9. AU AU
367
10. CA CA
301
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
MIT License
First Release
February 17, 2014
Last Release
8 months ago
Last Commit
5 days ago
Latest Version
8.7.1
Total Releases
104
Contributors
56
Open PRs
1
Archived
No
Python Versions
3 3.9 3.10 3.11 3.12 3.13 3.14
Wheels
py2 py3
Keywords
webargs http flask django bottle tornado aiohttp request arguments validation parameters rest api marshmallow
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links