PyRank
alpacahq

alpaca-py

The Official Python SDK for Alpaca API
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

alpaca-py has 1.6M monthly downloads and 1K GitHub stars. Version 0.43.5 supports Python <4.0.0,>=3.8.0, first published in 2022.

It is actively maintained under a permissive license, last released in Jul 2026.

It is built on top of msgpack, pandas and pydantic. It is used by 65 tracked packages, including lumibot, msts-trader and lib-pybroker.

GitHub topics include algorithmic-trading, brokerage and crypto.

Downloads
Day
79.6K
Week
397.3K
Month
1.6M
Stars
1.4K
Forks
371
Issues
74
Version
0.43.5

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
100
Popularity
69
Adoption
80
Community
80
Provenance
0
How the maintenance status was determined
Last commit
3 days ago
Monthly downloads
1,561,332
• 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
1,561,332
Stars
1,409
Stars per 1k downloads
0.90
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
56,753
Month daily avg
52,044
Momentum
+9.0%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
<4.0.0,>=3.8.0
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
4 days ago
Total releases
95
Releases/year
22.4
• 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
255
Monthly downloads
1,561,332
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
82
 
Issue Burden
52.5
per 1k stars
Discussions
7.8
per 1k stars
Fork Ratio
68.7%
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 40.7K
Windows 1.1K
macOS 1.0K

Python Versions

3.12
50.2% 21.1K
3.11
30.5% 12.9K
3.13
8.4% 3.6K
3.14
8.1% 3.4K
3.10
2.8% 1.2K

Top Countries

1. US US
39.7K
2. DE DE
670
3. SG SG
364
4. GB GB
256
5. NL NL
176
6. IT IT
113
7. CA CA
110
8. IN IN
107
9. FR FR
103
10. JP JP
98
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
Apache-2.0
First Release
April 12, 2022
Last Release
5 days ago
Last Commit
4 days ago
Latest Version
0.43.5
Total Releases
95
Contributors
255
Open PRs
3
Archived
No
Author
Rahul Chowdhury
Python Versions
3 3.8 3.9 3.10 3.11 3.12 3.13 3.14
Wheels
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links