Skip to content
TP

Thomas Petzoldt

12 packages On CRAN since May 2004 (22 years) · last active 3 years ago 0000-0002-4951-6468

Downloads

174.8K

Last 30 days

610.5K

Last 90 days

2.5M

Last year

Average trend: +3.2% (30d vs prior 30d)

Top Packages by Downloads

plotrix
78.6K
deSolve
54.5K
proto
24.8K
FME
4.7K
fortunes
4.1K
caper
3.6K
qualV
1.9K
simecol
662
marelac
539

Portfolio Check Status

Aggregate CRAN check results across 5 maintained packages.

13

NOTE

52

OK

Needs attention

Recent Activity

fortunes updated v1.5-5 Jun 26, 2026

R Fortunes

deSolve updated v1.42 Mar 20, 2026

Solvers for Initial Value Problems of Differential Equations ('ODE', 'DAE', 'DDE')

plotrix updated v3.8-14 Feb 12, 2026

Various Plotting Functions

deSolve updated v1.41 Feb 5, 2026

Solvers for Initial Value Problems of Differential Equations ('ODE', 'DAE', 'DDE')

plotrix updated v3.8-13 Nov 14, 2025

Various Plotting Functions

QurvE updated v1.1.2 Sep 18, 2025

Robust and User-Friendly Analysis of Growth and Fluorescence Curves

caper updated v1.0.4 Aug 27, 2025

Comparative Analyses of Phylogenetics and Evolution in R

FME updated v1.3.6.4 Jul 24, 2025

A Flexible Modelling Environment for Inverse Modelling, Sensitivity, Identifiability and Monte Carlo Analysis

simecol updated v0.9-3 Jun 23, 2025

Simulation of Ecological (and Other) Dynamic Systems

growthrates updated v0.8.5 Jun 14, 2025

Estimate Growth Rates from Experimental Data

Maintained Packages

5 packages

Package Version
deSolve 1.42
qualV 0.3-5
growthrates 0.8.5
simecol 0.9-3
cardidates 0.4.9

Co-authored Packages

4 packages

Package Version
proto 1.0.0
FME 1.3.6.4
caper 1.0.4
marelac 2.1.11

Contributions

3 packages

Package Version
plotrix 3.8-14
fortunes 1.5-5
QurvE 1.1.2