diff --git a/generate_releases.sh b/generate_releases.sh
new file mode 100755
index 0000000..4a8bd16
--- /dev/null
+++ b/generate_releases.sh
@@ -0,0 +1,63 @@
+#!/bin/bash
+# #####
+#
+# Generate Odoo release.txt files.
+#
+# author: Pedro Salgado <steenzout@ymail.com>
+# version: 1.0
+#
+# #####
+
+fmt_date='%Y-%m-%d'
+today=`date "+${fmt_date}"`
+
+for ODOO_VERSION in 8.0 9.0 10.0
+do
+
+  if [[ "${ODOO_VERSION}" == "8.0" ]]; then
+    day=2014-11-28
+  elif [[ "${ODOO_VERSION}" == "9.0" ]]; then
+    day=2016-01-01
+  elif [[ "${ODOO_VERSION}" == "10.0" ]]; then
+    day=2016-10-05
+  else
+    echo "[ERROR] unknown version ${ODOO_VERSION}"
+    exit 1
+  fi
+
+  echo "collecting SHA1 checksums for ${ODOO_VERSION} starting at ${day}..."
+  rm "${ODOO_VERSION}/releases.txt.tmp"
+
+  while [ "${day}" != "${today}" ]; do
+
+    release="$(echo ${day} | tr -d '-' )"
+
+    if [[ "${ODOO_VERSION}" == '9.0' ]]; then
+      basename="odoo_${ODOO_VERSION}c.${release}"
+    else
+      basename="odoo_${ODOO_VERSION}.${release}"
+    fi
+
+    url="http://nightly.odoo.com/${ODOO_VERSION}/nightly/deb/${basename}_amd64.changes"
+    sha1sum=$(curl -s "${url}" \
+      | grep '_all.deb' \
+      | head -n 1 \
+      | awk '{ print $1 }' \
+    )
+
+    if [[ "${sha1sum}" != "" ]]; then
+      # found checksum
+      echo "${release}:${sha1sum}" >> "${ODOO_VERSION}/releases.txt.tmp"
+    fi
+
+    epoch=$(date -j -f "${fmt_date}" ${day} "+%s")
+    next=$((${epoch} + 86400))
+    day=$(date -j -f "%s" $next "+${fmt_date}")
+
+  done
+
+  echo "generating ${ODOO_VERSION}/releases.txt..."
+  cat "${ODOO_VERSION}/releases.txt.tmp" | sort -r > "${ODOO_VERSION}/releases.txt"
+  rm "${ODOO_VERSION}/releases.txt.tmp"
+
+done