Added Apache Apex DOAP rdf.
diff --git a/doap_Apex.rdf b/doap_Apex.rdf
new file mode 100644
index 0000000..a17e20c
--- /dev/null
+++ b/doap_Apex.rdf
@@ -0,0 +1,51 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/xsl"?>
+<rdf:RDF xml:lang="en"
+         xmlns="http://usefulinc.com/ns/doap#" 
+         xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 
+         xmlns:asfext="http://projects.apache.org/ns/asfext#"
+         xmlns:foaf="http://xmlns.com/foaf/0.1/">
+<!--
+    Licensed to the Apache Software Foundation (ASF) under one or more
+    contributor license agreements.  See the NOTICE file distributed with
+    this work for additional information regarding copyright ownership.
+    The ASF licenses this file to You under the Apache License, Version 2.0
+    (the "License"); you may not use this file except in compliance with
+    the License.  You may obtain a copy of the License at
+   
+         http://www.apache.org/licenses/LICENSE-2.0
+   
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+  <Project rdf:about="http://apex.apache.org">
+    <created>2016-05-18</created>
+    <license rdf:resource="http://spdx.org/licenses/Apache-2.0" />
+    <name>Apache Apex</name>
+    <homepage rdf:resource="http://apex.apache.org" />
+    <asfext:pmc rdf:resource="http://apex.apache.org" />
+    <shortdesc>Enterprise-grade unified stream and batch processing engine.</shortdesc>
+    <description>Apache Apex is a unified platform for big data stream and batch processing. Use cases include ingestion, ETL, real-time analytics, alerts and real-time actions. Apex is a Hadoop-native YARN implementation and uses HDFS by default. It simplifies development and productization of Hadoop applications by reducing time to market. Key features include Enterprise Grade Operability with Fault Tolerance, State Management, Event Processing Guarantees, No Data Loss, In-memory Performance &amp; Scalability and Native Window Support.</description>
+    <bug-database rdf:resource="https://issues.apache.org/jira/browse/APEXCORE" />
+    <bug-database rdf:resource="https://issues.apache.org/jira/browse/APEXMALHAR" />
+    <download-page rdf:resource="http://apex.apache.org/downloads.html" />
+    <programming-language>Java</programming-language>
+    <category rdf:resource="http://projects.apache.org/category/big-data" />
+    <repository>
+      <GitRepository>
+        <location rdf:resource="https://git-wip-us.apache.org/repos/asf/incubator-apex-core.git"/>
+        <browse rdf:resource="https://github.com/apache/incubator-apex-core.git"/>
+      </GitRepository>
+    </repository>
+    <repository>
+      <GitRepository>
+        <location rdf:resource="https://git-wip-us.apache.org/repos/asf/incubator-apex-malhar.git"/>
+        <browse rdf:resource="https://github.com/apache/incubator-apex-malhar.git"/>
+      </GitRepository>
+    </repository>
+  </Project>
+</rdf:RDF>
+