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JB

Jarrett Byrnes

6 packages On CRAN since Apr 2001 (25 years) · last active 4 years ago 0000-0002-9791-9472
R-Universe CRAN Search

Downloads

124.6K

Last 30 days

421.8K

Last 90 days

1.6M

Last year

Average trend: +1.4% (30d vs prior 30d)

Top Packages by Downloads

lavaan
77K
sem
24.1K
semTools
19.6K
piecewiseSEM
3.2K
coronavirus
433
multifunc
325

Portfolio Check Status

Aggregate CRAN check results across 1 maintained package.

2

NOTE

11

OK

Recent Activity

coronavirus new v0.4.1 Mar 10, 2026

The 2019 Novel Coronavirus COVID-19 (2019-nCoV) Dataset

lavaan new v0.6-21 Mar 10, 2026

Latent Variable Analysis

multifunc new v0.9.4 Mar 10, 2026

Analysis of Ecological Drivers on Ecosystem Multifunctionality

piecewiseSEM new v2.3.1 Mar 10, 2026

Piecewise Structural Equation Modeling

sem new v3.1-16 Mar 10, 2026

Structural Equation Models

semTools new v0.5-8 Mar 10, 2026

Useful Tools for Structural Equation Modeling

semTools updated v0.5-8 Feb 13, 2026

Useful Tools for Structural Equation Modeling

lavaan updated v0.6-21 Dec 20, 2025

Latent Variable Analysis

lavaan updated v0.6-20 Sep 20, 2025

Latent Variable Analysis

piecewiseSEM updated v2.3.1 Sep 1, 2025

Piecewise Structural Equation Modeling

Maintained Packages

1 package

Package Version
multifunc 0.9.4

Co-authored Packages

3 packages

Package Version
sem 3.1-16
piecewiseSEM 2.3.1
coronavirus 0.4.1

Contributions

2 packages

Package Version
lavaan 0.6-21
semTools 0.5-8