PyPI Stats
fovi-llc

zipline-arrow

Zipline, a Pythonic Algorithmic Trading Library
PyPI GitHub
Downloads
Day
12
Week
65
Month
308
Stars
2
Forks
0
Issues
0
Version
3.2.2

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
20
Popularity
6
Adoption
24
Community
0
How the maintenance status was determined
Last commit
340 days ago
Monthly downloads
308
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
308
Stars
2
Stars per 1k downloads
6.49
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
Needs at least 1,000 monthly downloads to classify popularity.
How download momentum is calculated
Week daily avg
9
Month daily avg
10
Momentum
—
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Momentum not reported for packages with < 5,000 monthly downloads — percentages are noisy at low volume.
Python version support tiers
requires_python
<4,>=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-2.0
• 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
401 days ago
Total releases
3
Releases/year
2.7
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
Unknown
Monthly downloads
308
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
Contributor count is missing — this usually indicates the package has no linked GitHub repository.
Engagement
0
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
-
contrib / forks
Stale Release
61d
 
PR Velocity
-
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

No OS data available

Python Versions

No Python version data available

Top Countries

1. CA CA
1

Dependencies

27
26 optional dependencies

Used By

1

Package Information

License
Apache-2.0
First Release
March 29, 2025
Last Release
1 year ago
Last Commit
11 months ago
Latest Version
3.2.2
Total Releases
3
Contributors
0
Open PRs
0
Archived
No
Python Versions
3.10 3.11 3.12
Wheels
cp310 cp311 cp312 py3
Keywords
backtester trading algorithms finance
Topics
-
Tracking Since
January 21, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links