PyPI Stats
seung-lab

cloud-volume

Read and write Neuroglancer datasets programmatically.
PyPI GitHub
Downloads
Day
568
Week
7.1K
Month
32.1K
Stars
171
Forks
53
Issues
85
Version
12.13.1

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
90
Popularity
48
Adoption
55
Community
85
How the maintenance status was determined
Last commit
12 days ago
Monthly downloads
32,089
• 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
32,089
Stars
171
Stars per 1k downloads
5.33
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
1,020
Month daily avg
1,070
Momentum
-4.6%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.8
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
12 days ago
Total releases
372
Releases/year
42.4
• 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
57
Monthly downloads
32,089
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
78
 
Issue Burden
497.1
per 1k stars
Discussions
17.5
per 1k stars
Fork Ratio
107.5%
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 300
macOS 68
Windows 57

Python Versions

3.11
45.1% 178
3.12
22.0% 87
3.13
14.4% 57
3.10
11.4% 45
3.9
7.1% 28

Top Countries

1. US US
604
2. SG SG
31
3. CN CN
30
4. GB GB
25
5. RU RU
9
6. JP JP
6
7. TW TW
4
8. CA CA
3
9. DE DE
3
10. KR KR
3

Dependencies

28
70 optional dependencies

Used By

21
View all 21 dependents

Package Information

License
BSD-3-Clause
First Release
July 27, 2017
Last Release
1 week ago
Last Commit
1 week ago
Latest Version
12.13.1
Total Releases
372
Contributors
57
Open PRs
6
Archived
No
Author
William Silversmith, Nico Kemnitz, Ignacio Tartavull, and others
Python Versions
3 3.8 3.9 3.10 3.11 3.12 3.13 3.14
Wheels
py3
Keywords
neuroglancer volumetric-data numpy connectomics microscopy image-processing biomedical-image-processing s3 gcs mesh meshes skeleton skeletons
Topics
neuroglancer volumetric-data python cloud numpy connectomics microscopy microscopy-images chunked-image biomedical-image-processing s3 gcs mesh skeletons serverless big-data electron-microscopy tensor matrix large-image
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links