PyRank
berkerpeksag

astor

Python AST read/write
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

astor has 36.9M monthly downloads and 865 GitHub stars. Version 0.8.1, first published in 2012.

It is stably maintained under a permissive license, last released in Dec 2019.

It is used by 300 tracked packages, including depyf, sqlmesh and pygwalker.

Downloads
Day
535.3K
Week
5.2M
Month
36.9M
Stars
865
Forks
104
Issues
15
Version
0.8.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
55
Popularity
61
Adoption
60
Community
55
Provenance
0
How the maintenance status was determined
Last commit
139 days ago
Monthly downloads
36,934,389
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
36,934,389
Stars
865
Stars per 1k downloads
0.02
• 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
748,942
Month daily avg
1,231,146
Momentum
-39.2%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7
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
BSD-3-Clause
• 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
2401 days ago
Total releases
14
Releases/year
1.0
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
31
Monthly downloads
36,934,389
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
53
 
Issue Burden
17.3
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
29.8%
contrib / forks
Stale Release
2261d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 533.9K
macOS 4.1K
Windows 3.6K

Python Versions

3.10
51.7% 266.7K
3.7
20.6% 106.4K
3.12
13.5% 69.7K
3.11
9.4% 48.3K
3.13
4.7% 24.4K

Top Countries

1. US US
458.1K
2. DE DE
25.0K
3. KR KR
15.1K
4. NL NL
6.8K
5. SG SG
5.4K
6. IE IE
4.6K
7. CN CN
4.0K
8. IT IT
3.6K
9. GB GB
3.1K
10. IN IN
2.6K

Package Information

License
BSD-3-Clause
First Release
September 19, 2012
Last Release
6 years ago
Last Commit
4 months ago
Latest Version
0.8.1
Total Releases
14
Contributors
31
Open PRs
5
Archived
No
Author
Patrick Maupin
Python Versions
2 2.7 3 3.4 3.5 3.6 3.7 3.8
Wheels
py2 py3
Keywords
ast codegen PEP 8
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links