diff --git a/var/spack/repos/builtin/packages/r-R6/package.py b/var/spack/repos/builtin/packages/r-R6/package.py
new file mode 100644
index 0000000000..0b75888e79
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-R6/package.py
@@ -0,0 +1,46 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RR6(Package):
+    """The R6 package allows the creation of classes with reference semantics,
+    similar to R's built-in reference classes. Compared to reference classes,
+    R6 classes are simpler and lighter-weight, and they are not built on S4
+    classes so they do not require the methods package. These classes allow
+    public and private members, and they support inheritance, even when the
+    classes are defined in different packages."""
+
+    homepage = "https://github.com/wch/R6/"
+    url      = "https://cran.r-project.org/src/contrib/R6_2.1.2.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/R6"
+
+    version('2.1.2', 'b6afb9430e48707be87638675390e457')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-curl/package.py b/var/spack/repos/builtin/packages/r-curl/package.py
new file mode 100644
index 0000000000..c6e8f22a94
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-curl/package.py
@@ -0,0 +1,51 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RCurl(Package):
+    """The curl() and curl_download() functions provide highly configurable
+    drop-in replacements for base url() and download.file() with better
+    performance, support for encryption (https, ftps), gzip compression,
+    authentication, and other libcurl goodies. The core of the package
+    implements a framework for performing fully customized requests where data
+    can be processed either in memory, on disk, or streaming via the callback
+    or connection interfaces. Some knowledge of libcurl is recommended; for a
+    more-user-friendly web client see the 'httr' package which builds on this
+    package with http specific tools and logic."""
+
+    homepage = "https://github.com/jeroenooms/curl"
+    url      = "https://cran.r-project.org/src/contrib/curl_0.9.7.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/RCurl"
+
+    version('0.9.7', 'a101f7de948cb828fef571c730f39217')
+
+    extends('R')
+
+    depends_on('curl')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-devtools/package.py b/var/spack/repos/builtin/packages/r-devtools/package.py
new file mode 100644
index 0000000000..5f0b7b8779
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-devtools/package.py
@@ -0,0 +1,50 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RDevtools(Package):
+    """Collection of package development tools."""
+
+    homepage = "https://github.com/hadley/devtools"
+    url      = "https://cran.r-project.org/src/contrib/devtools_1.11.1.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/devtools"
+
+    version('1.11.1', '242672ee27d24dddcbdaac88c586b6c2')
+
+    extends('R')
+
+    depends_on('r-httr')
+    depends_on('r-memoise')
+    depends_on('r-whisker')
+    depends_on('r-digest')
+    depends_on('r-rstudioapi')
+    depends_on('r-jsonlite')
+    depends_on('r-git2r')
+    depends_on('r-withr')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-digest/package.py b/var/spack/repos/builtin/packages/r-digest/package.py
new file mode 100644
index 0000000000..1d11afb139
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-digest/package.py
@@ -0,0 +1,56 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RDigest(Package):
+    """Implementation of a function 'digest()' for the creation of hash digests
+    of arbitrary R objects (using the md5, sha-1, sha-256, crc32, xxhash and
+    murmurhash algorithms) permitting easy comparison of R language objects, as
+    well as a function 'hmac()' to create hash-based message authentication
+    code. The md5 algorithm by Ron Rivest is specified in RFC 1321, the sha-1
+    and sha-256 algorithms are specified in FIPS-180-1 and FIPS-180-2, and the
+    crc32 algorithm is described in
+    ftp://ftp.rocksoft.com/cliens/rocksoft/papers/crc_v3.txt. For md5, sha-1,
+    sha-256 and aes, this package uses small standalone implementations that
+    were provided by Christophe Devine. For crc32, code from the zlib library
+    is used. For sha-512, an implementation by Aaron D. Gifford is used. For
+    xxhash, the implementation by Yann Collet is used. For murmurhash, an
+    implementation by Shane Day is used. Please note that this package is not
+    meant to be deployed for cryptographic purposes for which more
+    comprehensive (and widely tested) libraries such as OpenSSL should be
+    used."""
+
+    homepage = "http://dirk.eddelbuettel.com/code/digest.html"
+    url      = "https://cran.r-project.org/src/contrib/digest_0.6.9.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/digest"
+
+    version('0.6.9', '48048ce6c466bdb124716e45ba4a0e83')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-git2r/package.py b/var/spack/repos/builtin/packages/r-git2r/package.py
new file mode 100644
index 0000000000..1f08379d6e
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-git2r/package.py
@@ -0,0 +1,46 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RGit2r(Package):
+    """Interface to the 'libgit2' library, which is a pure C implementation of
+    the 'Git' core methods. Provides access to 'Git' repositories to extract
+    data and running some basic 'Git' commands."""
+
+    homepage = "https://github.com/ropensci/git2r"
+    url      = "https://cran.r-project.org/src/contrib/git2r_0.15.0.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/git2r"
+
+    version('0.15.0', '57658b3298f9b9aadc0dd77b4ef6a1e1')
+
+    extends('R')
+
+    depends_on('zlib')
+    depends_on('openssl')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-httr/package.py b/var/spack/repos/builtin/packages/r-httr/package.py
new file mode 100644
index 0000000000..77ec34ab03
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-httr/package.py
@@ -0,0 +1,49 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RHttr(Package):
+    """Useful tools for working with HTTP organised by HTTP verbs (GET(),
+    POST(), etc). Configuration functions make it easy to control additional
+    request components (authenticate(), add_headers() and so on)."""
+
+    homepage = "https://github.com/hadley/httr"
+    url      = "https://cran.r-project.org/src/contrib/httr_1.1.0.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/httr"
+
+    version('1.1.0', '5ffbbc5c2529e49f00aaa521a2b35600')
+
+    extends('R')
+
+    depends_on('r-jsonlite')
+    depends_on('r-mime')
+    depends_on('r-curl')
+    depends_on('r-openssl')
+    depends_on('r-R6')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-jsonlite/package.py b/var/spack/repos/builtin/packages/r-jsonlite/package.py
new file mode 100644
index 0000000000..6e231ed345
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-jsonlite/package.py
@@ -0,0 +1,50 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RJsonlite(Package):
+    """A fast JSON parser and generator optimized for statistical data and the
+    web. Started out as a fork of 'RJSONIO', but has been completely rewritten
+    in recent versions. The package offers flexible, robust, high performance
+    tools for working with JSON in R and is particularly powerful for building
+    pipelines and interacting with a web API. The implementation is based on
+    the mapping described in the vignette (Ooms, 2014). In addition to
+    converting JSON data from/to R objects, 'jsonlite' contains functions to
+    stream, validate, and prettify JSON data. The unit tests included with the
+    package verify that all edge cases are encoded and decoded consistently for
+    use with dynamic data in systems and applications."""
+
+    homepage = "https://github.com/jeroenooms/jsonlite"
+    url      = "https://cran.r-project.org/src/contrib/jsonlite_0.9.21.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/jsonlite"
+
+    version('0.9.21', '4fc382747f88a79ff0718a0d06bed45d')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-memoise/package.py b/var/spack/repos/builtin/packages/r-memoise/package.py
new file mode 100644
index 0000000000..6a0fb78650
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-memoise/package.py
@@ -0,0 +1,44 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RMemoise(Package):
+    """Cache the results of a function so that when you call it again with the
+    same arguments it returns the pre-computed value."""
+
+    homepage = "https://github.com/hadley/memoise"
+    url      = "https://cran.r-project.org/src/contrib/memoise_1.0.0.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/memoise"
+
+    version('1.0.0', 'd31145292e2a88ae9a504cab1602e4ac')
+
+    extends('R')
+
+    depends_on('r-digest')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-mime/package.py b/var/spack/repos/builtin/packages/r-mime/package.py
new file mode 100644
index 0000000000..fb079f44c5
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-mime/package.py
@@ -0,0 +1,42 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RMime(Package):
+    """Guesses the MIME type from a filename extension using the data derived
+    from /etc/mime.types in UNIX-type systems."""
+
+    homepage = "https://github.com/yihui/mime"
+    url      = "https://cran.r-project.org/src/contrib/mime_0.4.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/mime"
+
+    version('0.4', '789cb33e41db2206c6fc7c3e9fbc2c02')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-openssl/package.py b/var/spack/repos/builtin/packages/r-openssl/package.py
new file mode 100644
index 0000000000..3e77923d76
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-openssl/package.py
@@ -0,0 +1,52 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class ROpenssl(Package):
+    """Bindings to OpenSSL libssl and libcrypto, plus custom SSH pubkey
+    parsers. Supports RSA, DSA and EC curves P-256, P-384 and P-521.
+    Cryptographic signatures can either be created and verified manually or via
+    x509 certificates. AES can be used in cbc, ctr or gcm mode for symmetric
+    encryption; RSA for asymmetric (public key) encryption or EC for Diffie
+    Hellman. High-level envelope functions combine RSA and AES for encrypting
+    arbitrary sized data. Other utilities include key generators, hash
+    functions (md5, sha1, sha256, etc), base64 encoder, a secure random number
+    generator, and 'bignum' math methods for manually performing crypto
+    calculations on large multibyte integers."""
+
+    homepage = "https://github.com/jeroenooms/openssl#readme"
+    url      = "https://cran.r-project.org/src/contrib/openssl_0.9.4.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/openssl"
+
+    version('0.9.4', '82a890e71ed0e74499878bedacfb8ccb')
+
+    extends('R')
+
+    depends_on('openssl')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-rstudioapi/package.py b/var/spack/repos/builtin/packages/r-rstudioapi/package.py
new file mode 100644
index 0000000000..0ef2d9b987
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-rstudioapi/package.py
@@ -0,0 +1,42 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RRstudioapi(Package):
+    """Access the RStudio API (if available) and provide informative error
+    messages when it's not."""
+
+    homepage = "https://cran.r-project.org/web/packages/rstudioapi/index.html"
+    url      = "https://cran.r-project.org/src/contrib/rstudioapi_0.5.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/rstudioapi"
+
+    version('0.5', '6ce1191da74e7bcbf06b61339486b3ba')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-whisker/package.py b/var/spack/repos/builtin/packages/r-whisker/package.py
new file mode 100644
index 0000000000..f338d150f1
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-whisker/package.py
@@ -0,0 +1,42 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RWhisker(Package):
+    """logicless templating, reuse templates in many programming languages
+    including R"""
+
+    homepage = "http://github.com/edwindj/whisker"
+    url      = "https://cran.r-project.org/src/contrib/whisker_0.3-2.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/whisker"
+
+    version('0.3-2', 'c4b9bf9a22e69ce003fe68663ab5e8e6')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)
diff --git a/var/spack/repos/builtin/packages/r-withr/package.py b/var/spack/repos/builtin/packages/r-withr/package.py
new file mode 100644
index 0000000000..5ce7437c84
--- /dev/null
+++ b/var/spack/repos/builtin/packages/r-withr/package.py
@@ -0,0 +1,44 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class RWithr(Package):
+    """A set of functions to run code 'with' safely and temporarily modified
+    global state. Many of these functions were originally a part of the
+    'devtools' package, this provides a simple package with limited
+    dependencies to provide access to these functions."""
+
+    homepage = "http://github.com/jimhester/withr"
+    url      = "https://cran.r-project.org/src/contrib/withr_1.0.1.tar.gz"
+    list_url = "https://cran.r-project.org/src/contrib/Archive/withr"
+
+    version('1.0.1', 'ac38af2c6f74027c9592dd8f0acb7598')
+
+    extends('R')
+
+    def install(self, spec, prefix):
+        R('CMD', 'INSTALL', '--library={0}'.format(self.module.r_lib_dir),
+          self.stage.source_path)