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pandas-dev / pandas

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

Python · featured in NumFocus, Scientific Open Source Software · source repository ↗ · updated Aug 6, 2026 04:00 UTC

38,455
Commits
28,380
Issues
37,754
Pull requests
2026-07-24
Last activity
2026-07-24
Last collected
Weekly activity
CommitsIssues openedPRs openedPRs merged (line)
050100150200250300Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26count

Weekly activity, trailing 12 months — sign in for 3y/5y windows and interactive charts.

Security posture

149 open vulnerabilities in dependencies (13 critical).

OpenSSF Scorecard
CheckScore
Overall score (as of 2026-07-24) 7.3
Binary-Artifacts10
Branch-Protection3
CII-Best-Practices0
CI-Tests10
Code-Review3
Contributors10
Dangerous-WorkflowN/A
Dependency-Update-Tool10
Fuzzing10
License10
Maintained10
PackagingN/A
Pinned-DependenciesN/A
SAST9
Security-Policy10
Signed-Releases0
Token-PermissionsN/A
Vulnerabilities10
CHAOSS metrics

Contributors↓ -0.975/week · R² 0.22

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
020406080100120140160180Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26people

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Change Requestsno meaningful trend · R² 0.00

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-20020406080100120140160Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26change requests

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Change Requests Mergedno meaningful trend · R² 0.02

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-20020406080100120Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26change requests

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Issues↓ -0.226/week · R² 0.28

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-505101520253035Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26issues

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Issues Closedno meaningful trend · R² 0.06

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-40-20020406080100120140Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26issues

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Code Change Commitsno meaningful trend · R² 0.07

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-20020406080100120Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26commits

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Committers↓ -0.163/week · R² 0.13

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-50510152025303540Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26people

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Burstiness↑ +0.007/week · R² 0.60

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-1-0.9-0.8-0.7-0.6-0.5-0.4-0.3-0.2-0.10Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26B coefficient

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Project Velocityno meaningful trend · R² 0.06

Raw weekly dataLinear trendTrend ± 2σ residual tubePoints breaching tube
-2.5-2-1.5-1-0.500.511.522.53Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26z-score

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Contributor Retention (Drive-by vs Repeat)

RepeatDrive-by
0102030405060Aug 11, 25Sep 24, 25Nov 8, 25Dec 22, 25Feb 5, 26Mar 22, 26May 5, 26Jun 19, 26Aug 3, 26contributors

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