PyPI Stats
immcantation

changeo

Changeo-O is part of the Immcantation analysis framework for Adaptive Immune Receptor Repertoire sequencing (AIRR-seq). Change-O provides tools for processing the output of V(D)J alignment tools, assigning clonal clusters, and reconstructing germline sequences.
PyPI GitHub
Downloads
Day
205
Week
801
Month
2.2K
Stars
2
Forks
3
Issues
22
Version
1.3.4

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
90
Popularity
12
Adoption
33
Community
60
How the maintenance status was determined
Last commit
22 days ago
Monthly downloads
2,180
• 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
2,180
Stars
2
Stars per 1k downloads
0.92
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
114
Month daily avg
73
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
Not specified
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
Package does not declare a minimum Python version.
License categories
License
GNU Affero General Public License 3 (AGPL-3)
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
279 days ago
Total releases
29
Releases/year
2.8
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
10
Monthly downloads
2,180
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
27
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
333.3%
contrib / forks
Stale Release
256d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 24

Python Versions

3.13
62.5% 15
3.8
12.5% 3
3.11
8.3% 2
3.12
8.3% 2
3.14
8.3% 2

Top Countries

1. US US
22
2. GB GB
6
3. JP JP
3
4. CN CN
1

Dependencies

10

Used By

1

Package Information

License
GNU Affero General Public License 3 (AGPL-3)
First Release
December 4, 2015
Last Release
9 months ago
Last Commit
3 weeks ago
Latest Version
1.3.4
Total Releases
29
Contributors
10
Open PRs
2
Archived
No
Author
Namita Gupta, Jason Anthony Vander Heiden
Python Versions
3.10
Keywords
bioinformatics sequencing immunology adaptive immunity immunoglobulin AIRR-seq Rep-Seq B cell repertoire analysis adaptive immune receptor repertoires
Topics
-
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links