What documentation exists for R?

Chapter 5: R Add-On Packages 68
ROC Receiver Operating Characteristic (ROC) approach for identifying genes that
are differentially expressed in two types of samples.
RSNPper Interface to chip.org::SNPper for SNP-related data.
RankProd Rank Product method for identifying differentially expressed genes.
RdbiPgSQL
Methods for accessing data stored in PostgreSQL tables.
Rdbi Generic framework for database access in R.
Resourcerer
Read annotation data from TIGR Resourcerer or convert the annotation data
into Bioconductor data package.
Rgraphviz An interface with Graphviz for plotting graph objects in R.
Ruuid Creates Universally Unique ID values (UUIDs) in R.
SAGElyzer
Locates genes based on SAGE tags.
SBMLR Systems Biology Markup Language (SBML) interface and biochemical system
analysis tools.
SNAData Data from the book “Social Network Analysis” by Wasserman & Faust, 1999.
ScISI In Silico Interactome.
aCGH Classes and functions for Array Comparative Genomic Hybridization data.
adSplit Annotation-driven clustering.
affxparser Package for parsing Affymetrix files (CDF, CEL, CHP, BPMAP, BAR).
affy Methods for Affymetrix Oligonucleotide Arrays.
affyQCReport
QC Report Generation for affyBatch objects.
affyPLM For fitting Probe Level Models.
affycomp Graphics toolbox for assessment of Affymetrix expression measures.
affycoretools
Functions useful for those doing repetitive analyses.
affydata Affymetrix data for demonstration purposes.
affyio Tools for parsing Affymetrix data files.
affylmGUI
Graphical User Interface for affy analysis using package limma.
affypdnn Probe Dependent Nearest Neighbors (PDNN) for the affy package.
altcdfenvs Utilities to handle cdfenvs.
annaffy Functions for handling data from Bioconductor Affymetrix annotation data
packages.