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David Firth

9 packages 1 year on CRAN 0000-0003-0302-2312

Downloads

808.1K

Last 30 days

1.3M

Last 90 days

1.3M

Last year

Average trend: -3.1% (30d vs prior 30d)

Top Packages by Downloads

car
527.5K
MASS
131.4K
expm
67.3K
effects
44.3K
qvcalc
12.5K
vcdExtra
8.1K
gnm
7.4K

Portfolio Check Status

Aggregate CRAN check results across 1 maintained package.

14

OK

Recent Activity

BradleyTerry2 new v1.1.3 Mar 10, 2026

Bradley-Terry Models

MASS new v7.3-65 Mar 10, 2026

Support Functions and Datasets for Venables and Ripley's MASS

PlackettLuce new v0.4.4 Mar 10, 2026

Plackett-Luce Models for Rankings

car new v3.1-5 Mar 10, 2026

Companion to Applied Regression

effects new v4.2-5 Mar 10, 2026

Effect Displays for Linear, Generalized Linear, and Other Models

expm new v1.0-0 Mar 10, 2026

Matrix Exponential, Log, 'etc'

gnm new v1.1-5 Mar 10, 2026

Generalized Nonlinear Models

qvcalc new v1.0.4 Mar 10, 2026

Quasi Variances for Factor Effects in Statistical Models

vcdExtra new v0.9.1 Mar 10, 2026

'vcd' Extensions and Additions

Maintained Packages

1 package

Package Version
qvcalc 1.0.4

Co-authored Packages

3 packages

Package Version
BradleyTerry2 1.1.3
gnm 1.1-5
PlackettLuce 0.4.4

Contributions

5 packages

Package Version
car 3.1-5
MASS 7.3-65
expm 1.0-0
effects 4.2-5
vcdExtra 0.9.1