PyRank
vega

altair

Declarative visualization library for Python
PyPI GitHub

Shared Repository

This package shares its GitHub repository (vega/altair) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
2.1M
Week
12.6M
Month
53.8M
Stars
10.4K
Forks
847
Issues
134
Version
6.2.0.dev20260518

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
85
Adoption
80
Community
70
How the maintenance status was determined
Last commit
10 days ago
Monthly downloads
53,825,223
• 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
53,825,223
Stars
10,379
Stars per 1k downloads
0.19
• 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
1,802,241
Month daily avg
1,794,174
Momentum
+0.4%
((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
BSD 3-Clause 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
4 days ago
Total releases
63
Releases/year
6.4
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
189
Monthly downloads
53,825,223
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
83
 
Issue Burden
12.9
per 1k stars
Discussions
15.9
per 1k stars
Fork Ratio
22.3%
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 1.2M
Windows 48.1K
macOS 15.2K

Python Versions

3.11
32.8% 394.6K
3.10
26.6% 320.0K
3.12
26.0% 313.1K
3.14
7.6% 91.4K
3.13
7.0% 84.5K

Top Countries

1. US US
852.9K
2. IE IE
116.5K
3. NL NL
89.5K
4. IN IN
45.8K
5. DE DE
25.3K
6. SG SG
25.2K
7. AU AU
23.4K
8. BR BR
19.7K
9. GB GB
10.4K
10. CA CA
8.6K

Package Information

License
BSD 3-Clause License
First Release
July 9, 2016
Last Release
4 days ago
Last Commit
1 week ago
Latest Version
6.2.0.dev20260518
Total Releases
63
Contributors
189
Open PRs
25
Archived
No
Author
Vega-Altair Contributors
Python Versions
3.10 3.11 3.12 3.13 3.14
Wheels
py2 py3
Keywords
declarative interactive json statistics vega-lite visualization
Tracking Since
January 6, 2026
Data Updated
May 17, 2026
Data Freshness
Fresh

Links