Monthly downloads
75.2K
Weekly downloads
19.6K
GitHub stars
927
Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.
Package Information
Latest Version
Requires Python
>=3.7
Licence
MIT
Last Release
8 months ago
Author
Alexander S. Rose, Hai Nguyen
First Release
November 20, 2015
Total Releases
67
No reported malware or high/critical advisories · Details
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
50
Popularity
63
Adoption
78
Community
50
Provenance
0
How the maintenance status was determined
Last commit
256 days ago
Monthly downloads
75,244
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
75,244
Stars
927
Stars per 1k downloads
12.32
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
2,796
Month daily avg
2,508
Momentum
+11.5%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100More insights and metrics
Python version support tiers
requires_python
>=3.7
Cutting Edge
Minimum supported version is 3.14 or newer
Modern
Minimum supported version is 3.11 to 3.13
•
Legacy
Supports 3.10 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
MIT
•
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
256 days ago
Total releases
67
Releases/year
6.1
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
36
Monthly downloads
75,244
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
57
Issue Burden
50.7
per 1k stars
Discussions
6.5
per 1k stars
Fork Ratio
25.7%
contrib / forks
Stale Release
No
PR Velocity
Quiet
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
2.3K
macOS
106
Windows
26
Python Versions
3.12
48.2%
1.1K
3.13
23.9%
557
3.11
19.0%
442
3.10
5.8%
136
3.9
3.0%
70
Top Countries
1.
US
1.6K
US
2.
IN
675
IN
3.
SG
69
SG
4.
TW
57
TW
5.
CN
45
CN
6.
JP
20
JP
7.
HK
18
HK
8.
DE
15
DE
9.
GB
15
GB
10.
NL
15
NL
Weekly Downloads
GitHub Stars
Dependencies
5
- ipywidgets >=8
- jupyterlab >=3
- jupyterlab-widgets
- notebook >=7
- numpy
9 optional dependencies
-
ase[ase]extra == "ase"
-
htmd[htmd]extra == "htmd"
-
mdanalysis[mdanalysis]extra == "mdanalysis"
-
mdtraj[mdtraj]extra == "mdtraj"
-
parmed[parmed]extra == "parmed"
-
pytraj[pytraj]extra == "pytraj"
-
qcelemental[qcelemental]extra == "qcelemental"
-
rdkit[rdkit]extra == "rdkit"
-
simpletraj[simpletraj]extra == "simpletraj"
Used By
31
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