diff --git a/dev-db/neo4j-community/Manifest b/dev-db/neo4j-community/Manifest
new file mode 100644
index 000000000..a4e526815
--- /dev/null
+++ b/dev-db/neo4j-community/Manifest
@@ -0,0 +1 @@
+DIST neo4j-community-3.5.0-unix.tar.gz 101739349 BLAKE2B 4f8ee95eae53e14c20cb77355aa0436537cafb7279b47119c1b14858723ac97caa139cd1e8bf6acb78cb9e71343cfaaf7650ba087e08d0aa06f9c510c6baf82a SHA512 f62ff1a786ee2de94d7af2cb1fefae1b0573b30592f8db8c6e09dad2979f1a1c672dc97ecb30d7cbd56a4c9210f87d226a32c15823e1bd4cd88f8ab7441e3092
diff --git a/dev-db/neo4j-community/files/neo4j-community-1.7-logging_properties.patch b/dev-db/neo4j-community/files/neo4j-community-1.7-logging_properties.patch
new file mode 100644
index 000000000..ee1bd491b
--- /dev/null
+++ b/dev-db/neo4j-community/files/neo4j-community-1.7-logging_properties.patch
@@ -0,0 +1,11 @@
+--- conf/logging.properties.orig	2012-04-26 14:57:04.000000000 -0300
++++ conf/logging.properties	2012-04-26 14:58:33.000000000 -0300
+@@ -53,7 +53,7 @@
+ #    "%g" the generation number to distinguish rotated logs
+ #    "%u" a unique number to resolve conflicts
+ #    "%%" translates to a single percent sign "%"
+-java.util.logging.FileHandler.pattern=data/log/neo4j.%u.%g.log
++java.util.logging.FileHandler.pattern=/var/log/neo4j.log.%u.%g
+ 
+ # Specifies whether the FileHandler should append onto any existing files (defaults to false).
+ java.util.logging.FileHandler.append=true
diff --git a/dev-db/neo4j-community/files/neo4j-community-1.7-neo4j.patch b/dev-db/neo4j-community/files/neo4j-community-1.7-neo4j.patch
new file mode 100644
index 000000000..b9bf052e5
--- /dev/null
+++ b/dev-db/neo4j-community/files/neo4j-community-1.7-neo4j.patch
@@ -0,0 +1,140 @@
+--- a/bin/neo4j.orig	2012-04-24 09:25:46.000000000 -0300
++++ b/bin/neo4j	2012-04-26 14:50:22.000000000 -0300
+@@ -51,26 +51,25 @@
+ function parseConfig {
+   if [ ${BASH_VERSINFO[0]} -eq 3 ] ; then
+     if [ ${BASH_VERSINFO[1]} -lt 2 ] ; then
+-      getconfigquoted "${NEO4J_INSTANCE}/conf/neo4j-wrapper.conf"
+-      getconfigquoted "${NEO4J_INSTANCE}/conf/neo4j-server.properties"
++      getconfigquoted "/etc/neo4j/neo4j-wrapper.conf"
++      getconfigquoted "/etc/neo4j/neo4j-server.properties"
+       return
+     fi
+   fi
+-  getconfig "${NEO4J_INSTANCE}/conf/neo4j-wrapper.conf"
+-  getconfig "${NEO4J_INSTANCE}/conf/neo4j-server.properties"
++  getconfig "/etc/neo4j/neo4j-wrapper.conf"
++  getconfig "/etc/neo4j/neo4j-server.properties"
+ }
+ 
+ findBaseDirAndCdThere
+ source bin/utils
+ parseConfig
+ 
+-NEO4J_OPTS="-Dlog4j.configuration=file:conf/log4j.properties -Dorg.neo4j.server.properties="${NEO4J_INSTANCE}"/conf/neo4j-server.properties -Djava.util.logging.config.file="${NEO4J_INSTANCE}/conf/logging.properties" -Dneo4j.home="${NEO4J_HOME}" -Dneo4j.instance="${NEO4J_INSTANCE}""
++NEO4J_OPTS="-Dlog4j.configuration=file:/etc/neo4j/log4j.properties -Dorg.neo4j.server.properties=/etc/neo4j/neo4j-server.properties -Djava.util.logging.config.file="/etc/neo4j/logging.properties" -Dneo4j.home="${NEO4J_HOME}" -Dneo4j.instance="${NEO4J_INSTANCE}""
+ 
+ JAVA_OPTS="-server -XX:+DisableExplicitGC ${wrapper_java_additional}"
+ [ -z "${wrapper_java_initmemory}" ] || JAVA_OPTS="$JAVA_OPTS -Xms${wrapper_java_initmemory}m"
+ [ -z "${wrapper_java_maxmemory}" ] || JAVA_OPTS="$JAVA_OPTS -Xmx${wrapper_java_maxmemory}m"
+ 
+-#NEO4J_SERVER_PORT=`( egrep "^org.neo4j.server.webserver.port" $NEO4J_INSTANCE/conf/neo4j-server.properties || echo 7474 ) | sed -e 's/.*=//'`
+ NEO4J_SERVER_PORT=${org_neo4j_server_webserver_port:=7474}
+ 
+ LAUNCHD_NAME="${LAUNCHD_NAME}.${NEO4J_SERVER_PORT}"
+@@ -92,7 +91,7 @@
+ 
+ TIMEOUT=20
+ 
+-PID_FILE=${NEO4J_INSTANCE}/data/neo4j-service.pid
++PID_FILE=/var/db/neo4j/neo4j-service.pid
+ buildclasspath() {
+   # confirm library jars
+   LIBDIR="$NEO4J_HOME"/lib
+@@ -140,16 +139,16 @@
+ 
+ checkupgrade() {
+     if [ $UID == 0 ] ; then
+-      su $NEO4J_USER -c "$JAVACMD -cp '$CLASSPATH' $JAVA_OPTS -Dlog4j.configuration=file:conf/log4j.properties \
+-        -Dorg.neo4j.server.properties=\"${NEO4J_INSTANCE}/conf/neo4j-server.properties\" \
+-        -Djava.util.logging.config.file=\"${NEO4J_INSTANCE}/conf/logging.properties\" \
++      su $NEO4J_USER -c "$JAVACMD -cp '$CLASSPATH' $JAVA_OPTS -Dlog4j.configuration=file:/etc/neo4j/log4j.properties \
++        -Dorg.neo4j.server.properties=\"/etc/neo4j/neo4j-server.properties\" \
++        -Djava.util.logging.config.file=\"/etc/neo4j/logging.properties\" \
+         -Dneo4j.home=\"${NEO4J_HOME}\" -Dneo4j.instance=\"${NEO4J_INSTANCE}\" \
+         org.neo4j.server.storemigration.PreStartupStoreUpgrader"
+     else
+       checkwriteaccess
+-      $JAVACMD -cp "${CLASSPATH}" $JAVA_OPTS -Dlog4j.configuration=file:conf/log4j.properties \
+-        -Dorg.neo4j.server.properties="${NEO4J_INSTANCE}/conf/neo4j-server.properties" \
+-        -Djava.util.logging.config.file="${NEO4J_INSTANCE}/conf/logging.properties" \
++      $JAVACMD -cp "${CLASSPATH}" $JAVA_OPTS -Dlog4j.configuration=file:/etc/neo4j/log4j.properties \
++        -Dorg.neo4j.server.properties="/etc/neo4j/neo4j-server.properties" \
++        -Djava.util.logging.config.file="/etc/neo4j/logging.properties" \
+         -Dneo4j.home="${NEO4J_HOME}" -Dneo4j.instance="${NEO4J_INSTANCE}" \
+         org.neo4j.server.storemigration.PreStartupStoreUpgrader
+     fi
+@@ -200,20 +199,20 @@
+     checkandrepairenv
+ 
+     if [ $UID == 0 ] ; then
+-      su $NEO4J_USER -c "$JAVACMD -cp '$CLASSPATH' $JAVA_OPTS -Dlog4j.configuration=file:conf/log4j.properties \
+-        -Dorg.neo4j.server.properties=\"${NEO4J_INSTANCE}/conf/neo4j-server.properties\" \
+-        -Djava.util.logging.config.file=\"${NEO4J_INSTANCE}/conf/logging.properties\" \
++      su $NEO4J_USER -c "$JAVACMD -cp '$CLASSPATH' $JAVA_OPTS -Dlog4j.configuration=file:/etc/neo4j/log4j.properties \
++        -Dorg.neo4j.server.properties=\"/etc/neo4j/neo4j-server.properties\" \
++        -Djava.util.logging.config.file=\"/etc/neo4j/conf/logging.properties\" \
+         -Dneo4j.home=\"${NEO4J_HOME}\" -Dneo4j.instance=\"${NEO4J_INSTANCE}\" \
+         -Dfile.encoding=UTF-8 \
+-        org.neo4j.server.Bootstrapper >> \"$NEO4J_INSTANCE/data/log/console.log\" 2>&1 & echo \$! > \"$PID_FILE\" "
++        org.neo4j.server.Bootstrapper >> \"/var/log/neo4j.log\" 2>&1 & echo \$! > \"$PID_FILE\" "
+     else
+       checkwriteaccess
+       echo "WARNING: not changing user"
+-      $JAVACMD -cp "${CLASSPATH}" $JAVA_OPTS -Dlog4j.configuration=file:conf/log4j.properties \
+-        -Dorg.neo4j.server.properties="${NEO4J_INSTANCE}/conf/neo4j-server.properties" \
+-        -Djava.util.logging.config.file="${NEO4J_INSTANCE}/conf/logging.properties" \
++      $JAVACMD -cp "${CLASSPATH}" $JAVA_OPTS -Dlog4j.configuration=file:/etc/neo4j/log4j.properties \
++        -Dorg.neo4j.server.properties="/etc/neo4j/neo4j-server.properties" \
++        -Djava.util.logging.config.file="/etc/neo4j/logging.properties" \
+         -Dneo4j.home="${NEO4J_HOME}" -Dneo4j.instance="${NEO4J_INSTANCE}" \
+-        org.neo4j.server.Bootstrapper >> "${NEO4J_INSTANCE}/data/log/console.log" 2>&1 & echo $! > "${PID_FILE}"
++        org.neo4j.server.Bootstrapper >> "/var/log/neo4j.log" 2>&1 & echo $! > "${PID_FILE}"
+     fi
+     STARTED_PID=$( cat "$PID_FILE" )
+ 
+@@ -274,9 +273,9 @@
+     checkwriteaccess
+     checkandrepairenv
+ 
+-    $JAVACMD -cp "${CLASSPATH}" $JAVA_OPTS -Dlog4j.configuration=file:conf/log4j.properties \
+-        -Dorg.neo4j.server.properties="${NEO4J_INSTANCE}/conf/neo4j-server.properties" \
+-        -Djava.util.logging.config.file="${NEO4J_INSTANCE}/conf/logging.properties" \
++    $JAVACMD -cp "${CLASSPATH}" $JAVA_OPTS -Dlog4j.configuration=file:/etc/neo4j/log4j.properties \
++        -Dorg.neo4j.server.properties="/etc/neo4j/neo4j-server.properties" \
++        -Djava.util.logging.config.file="/etc/neo4j/logging.properties" \
+         -Dneo4j.home="${NEO4J_HOME}" -Dneo4j.instance="${NEO4J_INSTANCE}" \
+         org.neo4j.server.Bootstrapper
+ 
+@@ -291,16 +290,16 @@
+ # pass in "true" for created to mark that the user was created (instead than pre-existing)
+ modify_user_config() {
+   created=${2:-"false"}
+-  if `grep -q "wrapper\.user=" "$NEO4J_INSTANCE/conf/neo4j-wrapper.conf"` ; then
+-    sed -i -e "s/^.*wrapper\.user=.*$/wrapper\.user=$1/" "$NEO4J_INSTANCE/conf/neo4j-wrapper.conf"
++  if `grep -q "wrapper\.user=" "/etc/neo4j/neo4j-wrapper.conf"` ; then
++    sed -i -e "s/^.*wrapper\.user=.*$/wrapper\.user=$1/" "/etc/neo4j/neo4j-wrapper.conf"
+   else
+-    echo "wrapper.user=$1" >> "$NEO4J_INSTANCE/conf/neo4j-wrapper.conf"
++    echo "wrapper.user=$1" >> "/etc/neo4j/neo4j-wrapper.conf"
+   fi
+ 
+-  if `grep -q "wrapper\.user\.created=" "$NEO4J_INSTANCE/conf/neo4j-wrapper.conf"` ; then
+-    sed -i -e "s/^.*wrapper\.user\.created=.*$/wrapper\.user\.created=${created}/" "$NEO4J_INSTANCE/conf/neo4j-wrapper.conf"
++  if `grep -q "wrapper\.user\.created=" "/etc/neo4j/neo4j-wrapper.conf"` ; then
++    sed -i -e "s/^.*wrapper\.user\.created=.*$/wrapper\.user\.created=${created}/" "/etc/neo4j/neo4j-wrapper.conf"
+   else
+-    echo "wrapper.user.created=${created}" >> "$NEO4J_INSTANCE/conf/neo4j-wrapper.conf"
++    echo "wrapper.user.created=${created}" >> "/etc/neo4j/neo4j-wrapper.conf"
+   fi
+ }
+ 
+@@ -363,7 +362,7 @@
+           fi
+           ln -s "${SCRIPT_NAME}" "/etc/init.d/${SERVICE_NAME}"
+           update-rc.d ${SERVICE_NAME} defaults
+-          chown -R $proposed_user: "$NEO4J_HOME/data" "$NEO4J_HOME/conf"
++          chown -R $proposed_user: "/var/db/neo4j" "/etc/neo4j"
+         fi
+       fi
+     elif [[ $DIST_OS -eq "macosx" ]] ; then
diff --git a/dev-db/neo4j-community/files/neo4j-community-1.7-server_properties.patch b/dev-db/neo4j-community/files/neo4j-community-1.7-server_properties.patch
new file mode 100644
index 000000000..507c62b15
--- /dev/null
+++ b/dev-db/neo4j-community/files/neo4j-community-1.7-server_properties.patch
@@ -0,0 +1,47 @@
+--- conf/neo4j-server.properties.orig	2012-04-24 09:07:58.000000000 -0300
++++ conf/neo4j-server.properties	2012-04-24 15:42:01.000000000 -0300
+@@ -8,7 +8,7 @@
+ #***************************************************************
+ 
+ # location of the database directory 
+-org.neo4j.server.database.location=data/graph.db
++org.neo4j.server.database.location=/var/db/neo4j/graph.db
+ 
+ # let the webserver only listen on the specified IP. Default
+ # is localhost (only accept local connections). Uncomment to allow
+@@ -34,14 +34,14 @@
+ org.neo4j.server.webserver.https.port=7473
+ 
+ # Certificate location (auto generated if the file does not exist)
+-org.neo4j.server.webserver.https.cert.location=conf/ssl/snakeoil.cert
++org.neo4j.server.webserver.https.cert.location=/etc/neo4j/ssl/snakeoil.cert
+ 
+ # Private key location (auto generated if the file does not exist)
+-org.neo4j.server.webserver.https.key.location=conf/ssl/snakeoil.key
++org.neo4j.server.webserver.https.key.location=/etc/neo4j/ssl/snakeoil.key
+ 
+ # Internally generated keystore (don't try to put your own
+ # keystore there, it will get deleted when the server starts)
+-org.neo4j.server.webserver.https.keystore.location=data/keystore
++org.neo4j.server.webserver.https.keystore.location=/var/db/neo4j/keystore
+ 
+ #*****************************************************************
+ # Administration client configuration
+@@ -51,7 +51,7 @@
+ # - absolute path like /var/rrd
+ # - path relative to the server working directory like data/rrd
+ # - commented out, will default to the database data directory.
+-org.neo4j.server.webadmin.rrdb.location=data/rrd
++org.neo4j.server.webadmin.rrdb.location=/var/db/neo4j/rrd
+ 
+ # REST endpoint for the data API
+ # Note the / in the end is mandatory
+@@ -61,7 +61,7 @@
+ org.neo4j.server.webadmin.management.uri=/db/manage/
+ 
+ # Low-level graph engine tuning file
+-org.neo4j.server.db.tuning.properties=conf/neo4j.properties
++org.neo4j.server.db.tuning.properties=/etc/neo4j/neo4j.properties
+ 
+ 
+ #Comma separated list of JAXRS packages contains JAXRS Resoruce, one package name for each mountpoint.
diff --git a/dev-db/neo4j-community/files/neo4j-community-1.7-utils.patch b/dev-db/neo4j-community/files/neo4j-community-1.7-utils.patch
new file mode 100644
index 000000000..713c3af45
--- /dev/null
+++ b/dev-db/neo4j-community/files/neo4j-community-1.7-utils.patch
@@ -0,0 +1,31 @@
+--- bin/utils.orig	2012-04-24 15:37:50.000000000 -0300
++++ bin/utils	2012-04-26 14:56:15.000000000 -0300
+@@ -121,8 +121,8 @@
+ 
+ checkwriteaccess() {
+     if [ $UID != 0 ] ; then
+-    if [ ! -w "$NEO4J_INSTANCE/data" ] ; then
+-      echo "ERROR: No write access to data/ directory, run either as user $NEO4J_USER or root"
++    if [ ! -w /var/db/neo4j ] ; then
++      echo "ERROR: No write access to /var/db/neo4j, run either as user $NEO4J_USER or root"
+       exit 1
+     fi
+     fi
+@@ -301,12 +301,12 @@
+ # Runs before the server command, making sure that whatever should be in place is
+ # in place.
+ checkandrepairenv() {
+-    # Create data/log if missing, change owner if created.
+-    if [ ! -d "$NEO4J_HOME"/data/log ]; then
+-      echo "${NEO4J_HOME}/data/log was missing, recreating..."
+-      mkdir "$NEO4J_HOME"/data/log
++    # Create /var/log/neo4j.log if missing, change owner if created.
++    if [ ! -e /var/log/neo4j.log ]; then
++      echo "/var/log/neo4j.log was missing, recreating..."
++      touch /var/log/neo4j.log
+       if [ $UID == 0 ] ; then
+-        chown $NEO4J_USER "$NEO4J_HOME"/data/log
++        chown $NEO4J_USER /var/log/neo4j.log
+       fi
+     fi
+ }
diff --git a/dev-db/neo4j-community/files/neo4j-community-1.7-wrapper_configuration.patch b/dev-db/neo4j-community/files/neo4j-community-1.7-wrapper_configuration.patch
new file mode 100644
index 000000000..487996afe
--- /dev/null
+++ b/dev-db/neo4j-community/files/neo4j-community-1.7-wrapper_configuration.patch
@@ -0,0 +1,29 @@
+--- conf/neo4j-wrapper.conf.orig	2012-04-24 09:08:14.000000000 -0300
++++ conf/neo4j-wrapper.conf	2012-04-26 15:00:29.000000000 -0300
+@@ -2,12 +2,12 @@
+ # JVM Parameters
+ #********************************************************************
+  
+-wrapper.java.additional.1=-Dorg.neo4j.server.properties=conf/neo4j-server.properties
+-wrapper.java.additional.2=-Djava.util.logging.config.file=conf/logging.properties
++wrapper.java.additional.1=-Dorg.neo4j.server.properties=/etc/neo4j/neo4j-server.properties
++wrapper.java.additional.2=-Djava.util.logging.config.file=/etc/neo4j/logging.properties
+ wrapper.java.additional.3=-Dfile.encoding=UTF-8
+ 
+ # Uncomment the following line to enable garbage collection logging
+-#wrapper.java.additional.4=-Xloggc:data/log/neo4j-gc.log
++#wrapper.java.additional.4=-Xloggc:/var/log/neo4j-gc.log
+ 
+ # Initial Java Heap Size (in MB)
+ #wrapper.java.initmemory=16
+@@ -19,8 +19,8 @@
+ # Wrapper settings
+ #********************************************************************
+ # Override default pidfile and lockfile 
+-#wrapper.pidfile=../data/neo4j-server.pid
+-#wrapper.lockfile=../data/neo4j-server.lck
++wrapper.pidfile=/var/db/neo4j/neo4j-server.pid
++wrapper.lockfile=/var/db/neo4j/neo4j-server.lck
+ 
+ #********************************************************************
+ # Wrapper Windows NT/2000/XP Service Properties
diff --git a/dev-db/neo4j-community/files/neo4j.init b/dev-db/neo4j-community/files/neo4j.init
new file mode 100644
index 000000000..846a0015c
--- /dev/null
+++ b/dev-db/neo4j-community/files/neo4j.init
@@ -0,0 +1,34 @@
+#!/sbin/runscript
+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+extra_commands="info"
+
+NEO4J="/opt/bin/neo4j"
+
+depend() {
+	need net
+}
+
+start() {
+	ebegin "Starting neo4j"
+	start-stop-daemon --start --quiet --exec ${NEO4J} start
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping neo4j"
+	${NEO4J} stop >/dev/null 2>&1
+	eend $?
+}
+
+restart() {
+	ebegin "Restarting neo4j"
+	${NEO4J} restart >/dev/null 2>&1
+	eend $?
+}
+
+info() {
+	${NEO4J} info	
+}
diff --git a/dev-db/neo4j-community/neo4j-community-3.5.0.ebuild b/dev-db/neo4j-community/neo4j-community-3.5.0.ebuild
new file mode 100644
index 000000000..6fdd3a6a4
--- /dev/null
+++ b/dev-db/neo4j-community/neo4j-community-3.5.0.ebuild
@@ -0,0 +1,67 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit eutils
+
+DESCRIPTION="Neo4j is a high-performance, NOSQL graph database with all the features of a mature and robust database."
+HOMEPAGE="https://neo4j.org/"
+SRC_URI="https://dist.neo4j.org/${PN}-${PV}-unix.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+#need to adjust patches
+#KEYWORDS="amd64 ~x86"
+
+RDEPEND="!dev-db/neo4j-advanced
+	!dev-db/neo4j-enterprise
+	>=virtual/jre-1.6
+	sys-process/lsof"
+
+#src_prepare() {
+#	epatch "${FILESDIR}/${PN}-1.7-neo4j.patch"
+#	epatch "${FILESDIR}/${PN}-1.7-utils.patch"
+#	epatch "${FILESDIR}/${PN}-1.7-wrapper_configuration.patch"
+#	epatch "${FILESDIR}/${PN}-1.7-server_properties.patch"
+#}
+
+src_install() {
+	exeinto /opt/neo4j/bin
+	doexe "${S}"/bin/neo4j
+	doexe "${S}"/bin/neo4j-shell
+	doexe "${S}"/bin/utils
+
+	# system requirements
+	insinto /opt/neo4j/system/lib
+	doins "${S}"/system/lib/*.jar
+	
+	# components directory
+	insinto /opt/neo4j/lib
+	doins "${S}"/lib/*.jar
+
+	# plugins directory
+	dodir /opt/neo4j/plugins
+
+	# config files
+	insinto /etc/neo4j
+	doins "${S}"/conf/neo4j-wrapper.conf
+	doins "${S}"/conf/neo4j.properties
+	doins "${S}"/conf/neo4j-server.properties
+	doins "${S}"/conf/logging.properties
+
+	# data directories
+	dodir /var/db/neo4j
+	dodir /var/db/neo4j/log
+
+	# documentation
+	dodoc "${S}"/*.txt
+	dodoc -r "${S}"/doc/*
+
+	# init script
+	newinitd "${FILESDIR}"/neo4j.init neo4j
+
+	# create symlinks
+	dosym /opt/neo4j/bin/neo4j /opt/bin/neo4j || die
+	dosym /opt/neo4j/bin/neo4j-shell /opt/bin/neo4j-shell
+}