Other Software on CRAN
This page lists software available on CRAN other than the R base
distribution and regular contributed extension packages.  See also the
page on R-related
projects for links to software not on CRAN.
Non-standard Packages and Other Software
R packages that only run on a limited number of platforms, use
libraries that are not freely available, ...
  - ffnet:
    a Fast and Flexible R package for single-hidden-layer neural
    NETworks.
  
 
  - R-(D)COM Interface
    (for Windows) contains a COM server used to connect a client
    application (e.g., Microsoft Excel) with R.  An Add-In for Microsoft
    Excel is provided as well as Active X controls to be included in
    your applications.
  
     
  - IMEM:
    an interface to memory management for C programs.
  
 
  - batchfiles:
    a collection of Windows batch files that are useful when using
    R.
  
     
  - X2R
    (ADMB2R,  C2R, and For2R): subroutines for easy writing of
    R-compatible, complicated data structures from user programs written
    in AD Model Builder, C, C++, or Fortran.
    Also offered is FishGraph, a set of fisheries graphics routines
    for R on Windows, compatible with X2R.
  
 - Scripts:
    (shell) scripts to run Sweave, etc.
  
 
  - LyX:
    various files for Sweave support in LyX.
  
 
Editing Support
See the R-related projects page
for pointers.
Printing Support
  - GNU a2ps is a fairly versatile text-to-anything processor, useful
      for typsetting source code from a wide variety of programming
      languages.
      s.ssh, 
      rd.ssh and
      st.ssh
      are a2ps style sheets for S code, Rd documentation format, and S
      transscripts, respectively.  (These will be included in the next
      a2ps release.)
      
 
 macOS Support
Directory contrib/extra/macOS
contains tools for use on macOS (formerly OS X), including Fortran
compilers from 
https://coudert.name/software.html.