No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
pexpect has 204.9M monthly downloads and 3K GitHub stars. Version 4.9.0, first published in 2008.
It is showing limited recent maintenance under a permissive license, last released in Nov 2023.
It is used by 822 tracked packages, including ipython, hatch and openhands-ai.
Package Insights
Package Risks
- No releases in 502 days despite active commits
- High downloads but no recent maintenance activity
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
30
Popularity
75
Adoption
60
Community
70
Provenance
0
How the maintenance status was determined
Last commit
451 days ago
Monthly downloads
204,929,581
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
204,929,581
Stars
2,845
Stars per 1k downloads
0.01
•
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
5,824,624
Month daily avg
6,830,986
Momentum
-14.7%
((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
ISC license
•
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
954 days ago
Total releases
18
Releases/year
1.0
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
94
Monthly downloads
204,929,581
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
81
Issue Burden
53.4
per 1k stars
Discussions
3.2
per 1k stars
Fork Ratio
19.1%
contrib / forks
Stale Release
502d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
3.8M
macOS
69.5K
Windows
19.4K
Python Versions
3.10
40.3%
1.4M
3.11
29.0%
1.0M
3.12
18.2%
629.5K
3.13
8.8%
303.6K
3.14
3.7%
130.0K
Top Countries
1.
US
3.2M
US
2.
IE
180.5K
IE
3.
SG
113.3K
SG
4.
DE
77.5K
DE
5.
NL
41.3K
NL
6.
GB
37.2K
GB
7.
FR
24.7K
FR
8.
IN
24.2K
IN
9.
CA
21.7K
CA
10.
JP
21.3K
JP
Dependencies
0
No dependencies
Used By
822
- ipython
- hatch
- openhands-ai
- swe-rex
- mistral-vibe
- ansible-runner
- aider-chat
- passagemath-gap
- poetry-plugin-shell
- bash-kernel
- buildozer
- easydev
- delegator-py
- spyder
- ovos-utils
- pytest-embedded
- pexpect-serial
- claude-mpm
- fprime-tools
- jupyterlab-git-core
- riot
- omnigent
- remoroo
- metakernel
- fprime-gds
- rapid-router
- labgrid
- passagemath-standard-no-symbolics
- ntfc
- dirac
- dallinger
- cardano-tools
- pytest-pyodide
- ansys-mapdl-core
- passagemath-maxima
- passagemath-singular
- fhempy
- stata-mcp
- sagemath
- backend-ai-test
- cecli-dev
- duplicity
- auto-coder
- 1password
- devsecops-engine-tools
- pynut3
- mrx-link-git
- cup
- repl-session
- soothe
Package Information
License
ISC license
First Release
August 18, 2008
Last Release
2 years ago
Last Commit
1 year ago
Latest Version
4.9.0
Total Releases
18
Contributors
94
Open PRs
17
Archived
No
Author
Noah Spurrier; Thomas Kluyver; Jeff Quast
Python Versions
2.7
3
Wheels
py2
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh