diff --git a/doc/scripts/htmllint.sh b/doc/scripts/htmllint.sh
new file mode 100755
index 0000000..df4a4dd
--- /dev/null
+++ b/doc/scripts/htmllint.sh
@@ -0,0 +1,129 @@
+#!/bin/sh
+#$Id$
+#Copyright (c) 2014-2017 Pierre Pronchery
+#
+#Redistribution and use in source and binary forms, with or without
+#modification, are permitted provided that the following conditions are met:
+#
+# * Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+#AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+#IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+#DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+#FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+#DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+#CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+#OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+
+#variables
+DEVNULL="/dev/null"
+PROGNAME="htmllint.sh"
+PROJECTCONF="../project.conf"
+#executables
+DATE="date"
+DEBUG="_debug"
+FIND="find"
+HTMLLINT="xmllint --html"
+SORT="sort -n"
+TR="tr"
+
+
+#functions
+#htmllint
+_htmllint()
+{
+ ret=0
+
+ $DATE
+ echo
+ while read line; do
+ case "$line" in
+ "["*)
+ break
+ ;;
+ "subdirs="*)
+ subdirs=${line#subdirs=}
+ subdirs=$(echo "$subdirs" | $TR ',' ' ')
+ ;;
+ esac
+ done < "$PROJECTCONF"
+ for subdir in $subdirs; do
+ [ -d "../$subdir" ] || continue
+ for filename in $($FIND "../$subdir" -iname '*.html' -o -iname '*.htm' | $SORT); do
+ $DEBUG $HTMLLINT "$filename" 2>&1 > "$DEVNULL"
+ if [ $? -eq 0 ]; then
+ echo "$filename:"
+ else
+ echo "$PROGNAME: $filename: FAIL" 1>&2
+ ret=2
+ fi
+ done
+ done
+ return $ret
+}
+
+
+#debug
+_debug()
+{
+ echo "$@" 1>&3
+ "$@"
+ res=$?
+ #ignore errors when the command is not available
+ [ $res -eq 127 ] && return 0
+ return $res
+}
+
+
+#usage
+_usage()
+{
+ echo "Usage: $PROGNAME [-c] target..." 1>&2
+ return 1
+}
+
+
+#main
+clean=0
+while getopts "cO:P:" name; do
+ case "$name" in
+ c)
+ clean=1
+ ;;
+ O)
+ export "${OPTARG%%=*}"="${OPTARG#*=}"
+ ;;
+ P)
+ #XXX ignored for compatibility
+ ;;
+ ?)
+ _usage
+ exit $?
+ ;;
+ esac
+done
+shift $((OPTIND - 1))
+if [ $# -lt 1 ]; then
+ _usage
+ exit $?
+fi
+
+#clean
+[ $clean -ne 0 ] && exit 0
+
+exec 3>&1
+while [ $# -gt 0 ]; do
+ target="$1"
+ shift
+
+ _htmllint > "$target" || exit 2
+done
diff --git a/doc/scripts/project.conf b/doc/scripts/project.conf
index cb7c0cf..6a84743 100644
--- a/doc/scripts/project.conf
+++ b/doc/scripts/project.conf
@@ -1,5 +1,5 @@
#$Id$
-dist=Makefile,appbroker.sh,clint.sh,docbook.sh,gettext.sh,gtkdoc.sh,manual.css.xml,phplint.sh,pkgconfig.sh,platform.sh,pylint.sh,shlint.sh,subst.sh,xmllint.sh
+dist=Makefile,appbroker.sh,clint.sh,docbook.sh,gettext.sh,gtkdoc.sh,htmllint.sh,manual.css.xml,phplint.sh,pkgconfig.sh,platform.sh,pylint.sh,shlint.sh,subst.sh,xmllint.sh
[appbroker.sh]
install=$(PREFIX)/share/doc/configure/scripts
@@ -16,6 +16,9 @@ install=$(PREFIX)/share/doc/configure/scripts
[gtkdoc.sh]
install=$(PREFIX)/share/doc/configure/scripts
+[htmllint.sh]
+install=$(PREFIX)/share/doc/configure/scripts
+
[manual.css.xml]
install=$(PREFIX)/share/doc/configure/scripts