What's New in R?

R-announce
Archive of important announcements posted by the R Core Development team
2012's R-announce messages
2011's R-announce messages
2010's R-announce messages
2009's R-announce messages
2008's R-announce messages
2007's R-announce messages
2006's R-announce messages
2005's R-announce messages
2004's R-announce messages

R-packages
Latest Announcements of new or enhanced contributed R packages, typically by the package authors.
2012's announcements of R-packages.
2011's announcements of R-packages.
2010's announcements of R-packages.
2009's announcements of R-packages.
2008's announcements of R-packages.
2007's announcements of R-packages.
2006's announcements of R-packages.
2005's announcements of R-packages.
2004's announcements of R-packages.

Changes in R
New features and bug fixes of the latest release version of R are documented in the file NEWS (also contained in the R sources).