No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
cellpose has 104K monthly downloads and 2K GitHub stars. Version 4.2.1.1, first published in 2020.
It is actively maintained under a permissive license, last released in Jun 2026.
It is built on top of fastremap, fill-voids and imagecodecs. It is used by 86 tracked packages, including pycat-napari, suite2p and vollseg.
GitHub topics include segmentation, cell-segmentation and cell-biology.
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
75
Adoption
90
Community
80
Provenance
0
How the maintenance status was determined
Last commit
23 days ago
Monthly downloads
104,279
•
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
104,279
Stars
2,267
Stars per 1k downloads
21.74
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
4,648
Month daily avg
3,476
Momentum
+33.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python 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
BSD
•
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
23 days ago
Total releases
101
Releases/year
15.7
•
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
67
Monthly downloads
104,279
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
77
Issue Burden
11.5
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
10.5%
contrib / forks
Stale Release
No
PR Velocity
Active
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
1.4K
Windows
204
macOS
105
Python Versions
3.12
54.7%
903
3.11
28.9%
477
3.10
10.1%
167
3.13
4.8%
79
3.8
1.5%
24
Top Countries
1.
US
1.4K
US
2.
GB
131
GB
3.
SG
122
SG
4.
CN
117
CN
5.
TW
34
TW
6.
NL
30
NL
7.
JP
26
JP
8.
CA
24
CA
9.
FR
20
FR
10.
KR
18
KR
Dependencies
13
- fastremap
- fill-voids
- imagecodecs
- natsort
- numpy >=1.20.0
- opencv-python-headless
- roifile
- scipy
- segment-anything
- tifffile
- torch >=1.6
- torchvision
- tqdm
34 optional dependencies
- bioimageio-core[bioimageio]
- bioimageio-core[all]
- bokeh[all]
- bokeh[distributed]
- dask[distributed]
- dask[all]
- dask-image[distributed]
- dask-image[all]
- dask-jobqueue[distributed]
- dask-jobqueue[all]
- distributed[distributed]
- distributed[all]
- nd2[all]
- pyarrow[distributed]
- pyarrow[all]
- pynrrd[all]
- pyqt6[gui]
- pyqt6[all]
- pyqt6-sip[gui]
- pyqt6-sip[all]
- pyqtgraph[all]
- pyqtgraph[gui]
- pyyaml[distributed]
- pyyaml[all]
- qtpy[gui]
- qtpy[all]
- sphinx[docs]
- sphinx-argparse[docs]
- sphinx-rtd-theme[docs]
- sphinxcontrib-apidoc[docs]
- superqt[all]
- superqt[gui]
- zarr[all]
- zarr[distributed]
Used By
86
- pycat-napari
- suite2p
- vollseg
- tllab-common
- aliby
- napari-maicrobe
- cellcoloc
- fishfeats
- histotuner
- microlive
- suite2p-niu
- small-fish-gui
- cut-detector
- smfishtools
- kapoorlabs-vollseg
- cytobulk
- aipys
- yeastvision
- cell-data-loader
- spacr
- cellstitch-cuda
- imagegrains
- napari-moltrack
- numbers-and-brightness
- spacec
- myofinder
- scportrait
- cellpose-napari
- napari-bacseg
- myoquant
- napari-fenestra
- linkinpy-segmentation
- confluentfucci
- dropdrop
- suite2p-haisslab
- torch-volpy
- cellpose-counter
- microprofiler
- spacr-nightly
- senoquant
- u-segment3d
- rna2seg
- mermin
- dinocell
- cellcolor
- fusionx
- suite2p-mbo
- polarityjam
- napari-serialcellpose
- openst
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
BSD
First Release
January 29, 2020
Last Release
3 weeks ago
Last Commit
3 weeks ago
Latest Version
4.2.1.1
Total Releases
101
Contributors
67
Open PRs
37
Archived
No
Author
Marius Pachitariu and Carsen Stringer
Python Versions
3
Wheels
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh