1. Phylobase Extension- This package provides classes and methods which help read/write/manipulate branch-annotated phylogenetic trees (SIMMAP-format) and supports for a few other extra phylogenetic tree features (like tree weight).
5. desiRe- desiRe allows the computation and interactive specification of desirability functions of Harrington- and Derringer/Suich-type. Related density and distribution functions, optimization procedures and several different types of charts are provided.
6. libamtrack- This package is the R interface to the open-source, ANSI C library libamtrack (http://libamtrack.dkfz.org). It provides computational routines for research in proton and ion beam therapy.