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JR

Johannes Ranke

8 packages On CRAN since Jul 2004 (22 years) · last active 2 weeks ago 0000-0003-4371-6538

Downloads

2M

Last 30 days

5.8M

Last 90 days

20.5M

Last year

Average trend: -9.9% (30d vs prior 30d)

Top Packages by Downloads

knitr
1.1M
inline
695.4K
nlme
151.3K
webchem
1.2K
saemix
684
mkin
486
chemCal
423
srppp
219

Portfolio Check Status

Aggregate CRAN check results across 3 maintained packages.

39

OK

Recent Activity

nlme updated v3.1-170 Jul 15, 2026

Linear and Nonlinear Mixed Effects Models

nlme updated v3.1-169 Mar 27, 2026

Linear and Nonlinear Mixed Effects Models

saemix updated v3.5 Feb 24, 2026

Stochastic Approximation Expectation Maximization (SAEM) Algorithm

srppp updated v2.0.3 Feb 18, 2026

Read the Swiss Register of Plant Protection Products

srppp updated v2.0.2 Feb 10, 2026

Read the Swiss Register of Plant Protection Products

knitr updated v1.51 Dec 19, 2025

A General-Purpose Package for Dynamic Report Generation in R

srppp updated v2.0.0 Dec 10, 2025

Read the Swiss Register of Plant Protection Products

saemix updated v3.4 Jul 30, 2025

Stochastic Approximation Expectation Maximization (SAEM) Algorithm

srppp updated v1.1.0 Jul 16, 2025

Read the Swiss Register of Plant Protection Products

webchem updated v1.3.1 Jul 15, 2025

Chemical Information from the Web

Maintained Packages

3 packages

Package Version
mkin 1.2.10
chemCal 0.2.3
srppp 2.0.3

Contributions

5 packages

Package Version
knitr 1.51
inline 0.3.21
nlme 3.1-170
webchem 1.3.1
saemix 3.5