diff --git a/extras/pack.hourlybuild.bash b/extras/pack.hourlybuild.bash
new file mode 100755
index 0000000..b3a269f
--- /dev/null
+++ b/extras/pack.hourlybuild.bash
@@ -0,0 +1,51 @@
+#!/bin/bash -ex
+
+#  pack.*.bash - Bash script to help packaging avr core releases.
+#  Copyright (c) 2015 Arduino LLC.  All right reserved.
+#
+#  This library 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; either
+#  version 2.1 of the License, or (at your option) any later version.
+#
+#  This library 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 GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library; if not, write to the Free Software
+#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+BUILD_NUMBER=$1
+CURR_TIME=`date "+%Y-%m-%d %H:%M"`
+CURR_TIME_SED=`date "+%Y\\-%m\\-%d %H:%M"`
+VERSION=9.9.9-Hourly
+
+PWD=`pwd`
+FOLDERNAME=`basename $PWD`
+THIS_SCRIPT_NAME=`basename $0`
+FILENAME=package_avr-hourly-b${BUILD_NUMBER}.tar.bz2
+
+rm -f $FILENAME
+
+# Change name in platform.txt
+sed -i "s/name=.*/name=SAMD Hourly Build ${BUILD_NUMBER} (${CURR_TIME})/" platform.txt
+
+cd ..
+tar --transform "s|$FOLDERNAME|avr-hourly_b${BUILD_NUMBER}|g"  --exclude=extras/** --exclude=.git* --exclude=.idea -cjf $FILENAME $FOLDERNAME
+cd -
+
+mv ../$FILENAME .
+
+CHKSUM=`sha256sum $FILENAME | awk '{ print $1 }'`
+SIZE=`wc -c $FILENAME | awk '{ print $1 }'`
+
+cat extras/package_index.json.Hourly.template |
+sed "s/%%BUILD_NUMBER%%/${BUILD_NUMBER}/" |
+sed "s/%%CURR_TIME%%/${CURR_TIME_SED}/" |
+sed "s/%%VERSION%%/${VERSION}/" |
+sed "s/%%FILENAME%%/${FILENAME}/" |
+sed "s/%%CHECKSUM%%/${CHKSUM}/" |
+sed "s/%%SIZE%%/${SIZE}/" > package_avr-hourly-build_index.json
+
diff --git a/extras/pack.pullrequest.bash b/extras/pack.pullrequest.bash
new file mode 100755
index 0000000..64f5b95
--- /dev/null
+++ b/extras/pack.pullrequest.bash
@@ -0,0 +1,50 @@
+#!/bin/bash -ex
+
+#  pack.*.bash - Bash script to help packaging avr core releases.
+#  Copyright (c) 2015 Arduino LLC.  All right reserved.
+#
+#  This library 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; either
+#  version 2.1 of the License, or (at your option) any later version.
+#
+#  This library 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 GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library; if not, write to the Free Software
+#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+PR_NUMBER=$1
+BUILD_NUMBER=$2
+VERSION=`grep version= platform.txt | sed 's/version=//g'`
+
+PWD=`pwd`
+FOLDERNAME=`basename $PWD`
+THIS_SCRIPT_NAME=`basename $0`
+FILENAME=package_avr-b${BUILD_NUMBER}.tar.bz2
+
+rm -f $FILENAME
+
+# Change name in platform.txt
+sed -i "s/name=.*/name=SAMD Pull request #${PR_NUMBER} (Build ${BUILD_NUMBER})/" platform.txt
+
+cd ..
+tar --transform "s|$FOLDERNAME|avr-PR${PR_NUMBER}_b${BUILD_NUMBER}|g"  --exclude=extras/** --exclude=.git* --exclude=.idea -cjf $FILENAME $FOLDERNAME
+cd -
+
+mv ../$FILENAME .
+
+CHKSUM=`sha256sum $FILENAME | awk '{ print $1 }'`
+SIZE=`wc -c $FILENAME | awk '{ print $1 }'`
+
+cat extras/package_index.json.PR.template |
+sed s/%%PR_NUMBER%%/${PR_NUMBER}/ |
+sed s/%%BUILD_NUMBER%%/${BUILD_NUMBER}/ |
+sed s/%%VERSION%%/${VERSION}-build-${BUILD_NUMBER}/ |
+sed s/%%FILENAME%%/${FILENAME}/ |
+sed s/%%CHECKSUM%%/${CHKSUM}/ |
+sed s/%%SIZE%%/${SIZE}/ > package_avr-b${BUILD_NUMBER}_index.json
+
diff --git a/extras/pack.release.bash b/extras/pack.release.bash
new file mode 100755
index 0000000..a2999d5
--- /dev/null
+++ b/extras/pack.release.bash
@@ -0,0 +1,33 @@
+#!/bin/bash -ex
+
+#  pack.*.bash - Bash script to help packaging avr core releases.
+#  Copyright (c) 2015 Arduino LLC.  All right reserved.
+#
+#  This library 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; either
+#  version 2.1 of the License, or (at your option) any later version.
+#
+#  This library 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 GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library; if not, write to the Free Software
+#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+VERSION=`grep version= platform.txt | sed 's/version=//g'`
+
+PWD=`pwd`
+FOLDERNAME=`basename $PWD`
+THIS_SCRIPT_NAME=`basename $0`
+
+rm -f avr-$VERSION.tar.bz2
+
+cd ..
+tar --transform "s|$FOLDERNAME|$FOLDERNAME-$VERSION|g"  --exclude=extras/** --exclude=.git* --exclude=.idea -cjf avr-$VERSION.tar.bz2 $FOLDERNAME
+cd -
+
+mv ../avr-$VERSION.tar.bz2 .
+
diff --git a/extras/package_index.json.Hourly.template b/extras/package_index.json.Hourly.template
new file mode 100644
index 0000000..49c71dd
--- /dev/null
+++ b/extras/package_index.json.Hourly.template
@@ -0,0 +1,72 @@
+{
+  "packages": [
+    {
+      "name": "arduino-beta",
+      "maintainer": "Arduino Betatesting",
+      "websiteURL": "http://www.arduino.cc/",
+      "email": "packages@arduino.cc",
+      "help": {
+        "online": "http://www.arduino.cc/en/Reference/HomePage"
+      },
+      "platforms": [
+        {
+          "name": "Arduino AVR core - Hourly build",
+          "architecture": "avr",
+          "version": "%%VERSION%%",
+          "category": "Arduino",
+          "url": "http://downloads.arduino.cc/Hourly/avr/%%FILENAME%%",
+          "archiveFileName": "%%FILENAME%%",
+          "checksum": "SHA-256:%%CHECKSUM%%",
+          "size": "%%SIZE%%",
+          "boards": [
+            {"name": "Arduino Yún"},
+            {"name": "Arduino/Genuino Uno"},
+            {"name": "Arduino Uno WiFi"},
+            {"name": "Arduino Diecimila"},
+            {"name": "Arduino Nano"},
+            {"name": "Arduino/Genuino Mega"},
+            {"name": "Arduino MegaADK"},
+            {"name": "Arduino Leonardo"},
+            {"name": "Arduino Leonardo Ethernet"},
+            {"name": "Arduino/Genuino Micro"},
+            {"name": "Arduino Esplora"},
+            {"name": "Arduino Mini"},
+            {"name": "Arduino Ethernet"},
+            {"name": "Arduino Fio"},
+            {"name": "Arduino BT"},
+            {"name": "Arduino LilyPadUSB"},
+            {"name": "Arduino Lilypad"},
+            {"name": "Arduino Pro"},
+            {"name": "Arduino ATMegaNG"},
+            {"name": "Arduino Robot Control"},
+            {"name": "Arduino Robot Motor"},
+            {"name": "Arduino Gemma"},
+            {"name": "Adafruit Circuit Playground"},
+            {"name": "Arduino Yún Mini"},
+            {"name": "Arduino Industrial 101"},
+            {"name": "Linino One"}
+          ],
+          "toolsDependencies": [
+            {
+              "packager": "arduino",
+              "name": "avr-gcc",
+              "version": "4.9.2-atmel3.5.4-arduino2"
+            },
+            {
+              "packager": "arduino",
+              "name": "avrdude",
+              "version": "6.3.0-arduino9"
+            },
+            {
+              "packager": "arduino",
+              "name": "arduinoOTA",
+              "version": "1.1.1"
+            }
+          ]
+        }
+      ],
+      "tools": [
+      ]
+    }
+  ]
+}
diff --git a/extras/package_index.json.PR.template b/extras/package_index.json.PR.template
new file mode 100644
index 0000000..17cfa50
--- /dev/null
+++ b/extras/package_index.json.PR.template
@@ -0,0 +1,72 @@
+{
+  "packages": [
+    {
+      "name": "arduino-beta",
+      "maintainer": "Arduino Betatesting",
+      "websiteURL": "http://www.arduino.cc/",
+      "email": "packages@arduino.cc",
+      "help": {
+        "online": "http://www.arduino.cc/en/Reference/HomePage"
+      },
+      "platforms": [
+        {
+          "name": "Arduino AVR core - Pull request #%%PR_NUMBER%% (build %%BUILD_NUMBER%%)",
+          "architecture": "avr",
+          "version": "%%VERSION%%",
+          "category": "Arduino",
+          "url": "http://downloads.arduino.cc/PR/a/%%FILENAME%%",
+          "archiveFileName": "%%FILENAME%%",
+          "checksum": "SHA-256:%%CHECKSUM%%",
+          "size": "%%SIZE%%",
+          "boards": [
+            {"name": "Arduino Yún"},
+            {"name": "Arduino/Genuino Uno"},
+            {"name": "Arduino Uno WiFi"},
+            {"name": "Arduino Diecimila"},
+            {"name": "Arduino Nano"},
+            {"name": "Arduino/Genuino Mega"},
+            {"name": "Arduino MegaADK"},
+            {"name": "Arduino Leonardo"},
+            {"name": "Arduino Leonardo Ethernet"},
+            {"name": "Arduino/Genuino Micro"},
+            {"name": "Arduino Esplora"},
+            {"name": "Arduino Mini"},
+            {"name": "Arduino Ethernet"},
+            {"name": "Arduino Fio"},
+            {"name": "Arduino BT"},
+            {"name": "Arduino LilyPadUSB"},
+            {"name": "Arduino Lilypad"},
+            {"name": "Arduino Pro"},
+            {"name": "Arduino ATMegaNG"},
+            {"name": "Arduino Robot Control"},
+            {"name": "Arduino Robot Motor"},
+            {"name": "Arduino Gemma"},
+            {"name": "Adafruit Circuit Playground"},
+            {"name": "Arduino Yún Mini"},
+            {"name": "Arduino Industrial 101"},
+            {"name": "Linino One"}
+          ],
+          "toolsDependencies": [
+            {
+              "packager": "arduino",
+              "name": "avr-gcc",
+              "version": "4.9.2-atmel3.5.4-arduino2"
+            },
+            {
+              "packager": "arduino",
+              "name": "avrdude",
+              "version": "6.3.0-arduino9"
+            },
+            {
+              "packager": "arduino",
+              "name": "arduinoOTA",
+              "version": "1.1.1"
+            }
+          ]
+        }
+      ],
+      "tools": [
+      ]
+    }
+  ]
+}