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<h3>The World's Largest Open Source Foundation</h3>
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<li>200M+ lines of code in&nbsp;stewardship</li>
<li>1,119,785,328 lines of code&nbsp;committed</li>
<li>3,231,428 code commits</li>
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<p><a href="https://s.apache.org/ASF20thAnniversary">$20B+ worth of Apache Open Source software products are
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<p>The ASF develops, shepherds, and incubates hundreds of freely-available, enterprise-grade projects that serve as the backbone for some of the most visible and widely used applications in computing today. Through the ASF's merit-based process known as <a href="http://www.apache.org/theapacheway/">"The Apache Way,"</a> more than <a href="http://community.zones.apache.org/map.html">765 individual volunteer Members and 7,600+ code Committers</a> across six continents successfully collaborate on innovations in Artificial Intelligence and Deep Learning, Big Data, Build Management, Cloud Computing, Content Management, DevOps, IoT and Edge Computing, Mobile, Servers, and Web Frameworks, <a href="https://projects.apache.org/projects.html?category">among other categories</a>.</p>
<p><strong>APACHE IS &hellip;</strong></p>
<p><strong>OPEN:</strong> The Apache Software Foundation provides support for 300+ Apache Projects and their Communities, furthering its mission of providing Open Source software for the public&nbsp;good.</p>
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<h2>Apache Projects</h2>
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<a href="#4" data-toggle="tab">Apache Velocity Tools</a>
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<a href="#5" data-toggle="tab">Apache Commons BSF</a>
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<a href="#6" data-toggle="tab">Apache Beam</a>
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<h4 class="no-btm-margin"><a href="http://velocity.apache.org/velocity/tools/">Apache Velocity Tools</a></h4>
<p>VelocityTools is a collection of Velocity subprojects with a common goal of creating tools and infrastructure for building both web and non-web applications using the Velocity template engine.</p>
<a class="btn btn-default btn-sm" href="http://velocity.apache.org/velocity/tools/" role="button">Learn More...</a>
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<h4 class="no-btm-margin"><a href="http://commons.apache.org/bsf/">Apache Commons BSF</a></h4>
<p>Bean Scripting Framework (BSF) is a set of Java classes which provides scripting language support within Java applications, and access to Java objects and methods from scripting languages. BSF allows one to write JSPs in languages other than Java while providing access to the Java class library. In addition, BSF...</p>
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<h4 class="no-btm-margin"><a href="https://beam.apache.org">Apache Beam</a></h4>
<p>Apache Beam is a unified programming model for both batch and streaming data processing, enabling efficient execution across diverse distributed execution engines and providing extensibility points for connecting to different technologies and user communities.</p>
<a class="btn btn-default btn-sm" href="https://beam.apache.org" role="button">Learn More...</a>
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<h3>Incubating Project<span class="visible-md-inline visible-lg-inline">s</span></h3>
<p>The Apache Incubator is the primary entry path into The Apache Software Foundation for projects and codebases wishing to become part of the Foundation’s efforts.
All code donations from external organisations and existing external projects seeking to join the Apache community enter through the Incubator.</p>
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<a href="#1" data-toggle="tab">Apache Crail (Incubating)</a>
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<a href="#2" data-toggle="tab">Apache S2Graph (Incubating)</a>
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<li >
<a href="#3" data-toggle="tab">Apache Hudi (Incubating)</a>
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<h4 class="no-btm-margin"><a href="http://crail.incubator.apache.org/">Apache Crail (Incubating)</a></h4>
<p>Crail is a storage platform for sharing performance critical data in distributed data processing jobs at very high speed.</p>
<a class="btn btn-default btn-sm" href="http://crail.incubator.apache.org/" role="button">Learn More...</a>
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<h4 class="no-btm-margin"><a href="http://s2graph.incubator.apache.org/">Apache S2Graph (Incubating)</a></h4>
<p>S2Graph is a distributed and scalable OLTP graph database built on Apache HBase to support fast traversal of extremely large graphs.</p>
<a class="btn btn-default btn-sm" href="http://s2graph.incubator.apache.org/" role="button">Learn More...</a>
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<h4 class="no-btm-margin"><a href="http://hudi.incubator.apache.org/">Apache Hudi (Incubating)</a></h4>
<p>Hudi provides atomic upserts and incremental data streams on Big Data</p>
<a class="btn btn-default btn-sm" href="http://hudi.incubator.apache.org/" role="button">Learn More...</a>
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<h2 class="no-btm-margin">Latest News</h2>
<p>Keep up with the ASF's news and announcements by subscribing to the
<a href="http://apache.org/foundation/mailinglists.html#foundation-announce">Apache Announcements List</a>, as
well as following the <a href="https://blogs.apache.org/foundation/">Foundation Blog</a>,
<a href="https://blogs.apache.org/foundation/category/Newsletter">Apache Weekly News Round-Ups</a>,
<a href="https://twitter.com/TheASF">@TheASF on Twitter</a>,
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<span class="label label-danger">Foundation Blog</span>
<h5><a class="entryTitle" href="https://blogs.apache.org/foundation/entry/the-apache-news-round-up171">The Apache News Round-up: week ending 24 April 2020</a></h5>
<p><p></p><p>Greetings all. It&#39;s time to review the Apache community&#39;s activities from the past week:</p><p><span>ASF Board</span>&nbsp;– management and oversight of the business affairs of the corporation in accordance with...</p></p>
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<span class="label label-danger">Project Blogs</span>
<h5><a class="entryTitle" href="https://blogs.apache.org/logging/entry/log4j-2-13-2-released">Log4j 2.13.2 Released</a></h5>
<p><p>The Apache Log4j 2 team is pleased to announce the Log4j 2.13.2 release!</p>
<p>Apache Log4j is a well known framework for logging application behavior. Log4j 2 is an upgrade
to...</p></p>
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<h5><a class="entryTitle" href="https://blogs.apache.org/conferences/entry/cancellation-of-apache-events-in">Cancellation of Apache events in the coming months</a></h5>
<p><p><span>In light of the World Health Organization raising the threat level about the COVID-19 coronavirus outbreak, we have decided, after much consideration, to cancel the following events:</span></p><ul><li><span><a href="https://www.apachecon.com/usroadshowdc20/index.html" target="_blank" external="true"><span>Apache Roadshow/DC</span></a><span>,...</span></span></li></ul></p>
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<a href="https://twitter.com/TheASF/statuses/1253696665992691713">@</a>
<a href='http://twitter.com/TheASF'>TheASF</a>: The Apache News Round-up: week ending 24 April 2020 <a href="https://t.co/iFCXq43wYn">https://t.co/iFCXq43wYn</a> <a href="http://twitter.com/ApacheArrow">@ApacheArrow</a> <a href="http://twitter.com/druidio">@druidio</a> <a href="http://twitter.com/ApacheSAMOA">@ApacheSAMOA</a><a href="https://t.co/nfxYRf4WqA">https://t.co/nfxYRf4WqA</a>
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<h2>Apache Project List</h2>
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but other = Top Level Projects only) -->
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<li><a href="https://projects.apache.org/">Overview</a></li>
<li><a href="https://projects.apache.org/projects.html">All Projects</a></li>
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<h4>By Category</h4>
<ul class="list-unstyled">
<li><a href="http://attic.apache.org/" title="A home for dormant projects">Attic</a></li>
<li><a href="https://projects.apache.org/projects.html?category#big-data">Big Data</a></li>
<li><a href="https://projects.apache.org/projects.html?category#build-management">Build Management</a></li>
<li><a href="https://projects.apache.org/projects.html?category#cloud">Cloud</a></li>
<li><a href="https://projects.apache.org/projects.html?category#content">Content</a></li>
<li><a href="https://projects.apache.org/projects.html?category#database">Databases</a></li>
<li><a href="https://projects.apache.org/projects.html?category#ftp">FTP</a></li>
<li><a href="https://projects.apache.org/projects.html?category#graphics">Graphics</a></li>
<li><a href="https://projects.apache.org/projects.html?category#http">HTTP</a></li>
<li><a href="https://projects.apache.org/projects.html?category#httpd-module">HTTP-module</a></li>
<li><a href="http://incubator.apache.org/"
title="Entry path for projects and codebases wishing to become part of the Foundation's efforts">Incubating</a>
</li>
<li><a href="https://projects.apache.org/projects.html?category#javaee">JavaEE</a></li>
<li><a href="http://labs.apache.org/"
title="A place for innovation where committers of the foundation can experiment with new ideas">Labs</a>
</li>
<li><a href="https://projects.apache.org/projects.html?category#library">Libraries</a></li>
<li><a href="https://projects.apache.org/projects.html?category#mail">Mail</a></li>
<li><a href="https://projects.apache.org/projects.html?category#mobile">Mobile</a></li>
<li><a href="https://projects.apache.org/projects.html?category#network-client">Network-client</a></li>
<li><a href="https://projects.apache.org/projects.html?category#network-server">Network-server</a></li>
<li><a href="https://projects.apache.org/projects.html?category#osgi">OSGi</a></li>
<li><a href="https://projects.apache.org/projects.html?category#regexp">RegExp</a></li>
<li><a href="https://projects.apache.org/projects.html?category#retired">Retired</a></li>
<li><a href="https://projects.apache.org/projects.html?category#search">Search</a></li>
<li><a href="https://projects.apache.org/projects.html?category#security">Security</a></li>
<li><a href="https://projects.apache.org/projects.html?category#sql">SQL</a></li>
<li><a href="https://projects.apache.org/projects.html?category#testing">Testing</a></li>
<li><a href="https://projects.apache.org/projects.html?category#virtual-machine">Virtual-machine</a></li>
<li><a href="https://projects.apache.org/projects.html?category#web-framework">Web-framework</a></li>
<li><a href="https://projects.apache.org/projects.html?category#xml">XML</a></li>
</ul>
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<!-- The project details are taken from committee_info.json (generated by Whimsy) -->
<h4>By Name</h4>
<div class="col-lg-4 col-sm-4">
<div class="row">
<div class="col-lg-6 col-md-12 border-right">
<ul class="list-unstyled" style="margin-bottom: 0px;">
<li><a href="http://httpd.apache.org/" title="Apache Web Server (httpd)">HTTP Server</a></li>
<li class="letter-header">A</li>
<li><a href="http://accumulo.apache.org/" title="Sorted, distributed key/value store">Accumulo</a></li>
<li><a href="http://activemq.apache.org/" title="Distributed Messaging System">ActiveMQ</a></li>
<li><a href="http://airavata.apache.org/" title="Workflow and Computational Job Management Middleware">Airavata</a></li>
<li><a href="http://airflow.apache.org/" title="workflow automation and scheduling that can be used to author and manage data pipelines">Airflow</a></li>
<li><a href="http://allura.apache.org/" title="Forge software for hosting software projects">Allura</a></li>
<li><a href="http://ambari.apache.org/" title="Hadoop cluster management">Ambari</a></li>
<li><a href="http://ant.apache.org/" title="Java-based build tool">Ant</a></li>
<li><a href="http://any23.apache.org/" title="Anything to Triples">Any23</a></li>
<li><a href="http://archiva.apache.org/" title="Build Artifact Repository Manager">Archiva</a></li>
<li><a href="http://aries.apache.org/" title="Enterprise OSGi application programming model">Aries</a></li>
<li><a href="http://arrow.apache.org/" title="Powering Columnar In-Memory Analytics">Arrow</a></li>
<li><a href="http://asterixdb.apache.org/" title="open source Big Data Management System">AsterixDB</a></li>
<li><a href="http://atlas.apache.org/" title="scalable and extensible set of core foundational governance services">Atlas</a></li>
<li><a href="http://attic.apache.org/" title="A home for dormant projects">Attic</a></li>
<li><a href="http://avro.apache.org/" title="A Serialization System">Avro</a></li>
<li><a href="http://axis.apache.org/" title="Java SOAP Engine">Axis</a></li>
<li class="letter-header">B</li>
<li><a href="http://bahir.apache.org/" title="Extensions to distributed analytic platforms such as Apache Spark">Bahir</a></li>
<li><a href="http://beam.apache.org/" title="Programming model, SDKs, and runners for defining and executing data processing pipelines">Beam</a></li>
<li><a href="http://bigtop.apache.org/" title="Apache Hadoop ecosystem integration and distribution project">Bigtop</a></li>
<li><a href="http://bloodhound.apache.org/" title="Issue tracking, wiki and repository browser">Bloodhound</a></li>
<li><a href="http://bookkeeper.apache.org/" title="Replicated log service which can be used to build replicated state machines">BookKeeper</a></li>
<li><a href="http://brooklyn.apache.org/" title="Framework for modeling, monitoring, and managing applications through autonomic blueprints">Brooklyn</a></li>
<li><a href="http://buildr.apache.org/" title="Simple and intuitive build system for Java applications">Buildr</a></li>
<li><a href="http://bval.apache.org/" title="JSR-303 Bean Validation Implementation and Extensions">BVal</a></li>
<li class="letter-header">C</li>
<li><a href="http://calcite.apache.org/" title="Dynamic data management framework">Calcite</a></li>
<li><a href="http://camel.apache.org/" title="Spring based Integration Framework which implements the Enterprise Integration Patterns">Camel</a></li>
<li><a href="http://carbondata.apache.org/" title="indexed columnar data format for fast analytics on big data platform">CarbonData</a></li>
<li><a href="http://cassandra.apache.org/" title="Highly scalable second-generation distributed database">Cassandra</a></li>
<li><a href="http://cayenne.apache.org/" title="User-friendly Java ORM with Tools">Cayenne</a></li>
<li><a href="http://celix.apache.org/" title="Implementation of the OSGi specification adapted to C">Celix</a></li>
<li><a href="http://chemistry.apache.org/" title="CMIS (Content Managment Interoperability Services) Clients and Servers">Chemistry</a></li>
<li><a href="http://clerezza.apache.org/" title="Semantically linked data for OSGi">Clerezza</a></li>
<li><a href="http://cloudstack.apache.org/" title="Infrastructure as a Service solution">CloudStack</a></li>
<li><a href="http://cocoon.apache.org/" title="Web development framework: separation of concerns, component-based">Cocoon</a></li>
</ul>
</div>
<div class="col-lg-6 col-md-12 border-right">
<ul class="list-unstyled" style="margin-bottom: 0px;">
<li><a href="http://commons.apache.org/" title="Reusable Java components">Commons</a></li>
<li><a href="http://community.apache.org/" title="Resources to help people become involved with Apache projects">Community Development</a></li>
<li><a href="http://cordova.apache.org/" title="Platform for building native mobile applications using HTML, CSS and JavaScript">Cordova</a></li>
<li><a href="http://couchdb.apache.org/" title="RESTful document database">CouchDB</a></li>
<li><a href="http://creadur.apache.org/" title="Comprehension and auditing of software distributions">Creadur</a></li>
<li><a href="http://crunch.apache.org/" title="Simple and Efficient MapReduce Pipelines">Crunch</a></li>
<li><a href="http://ctakes.apache.org/" title="Natural language processing (NLP) tool for information extraction from electronic medical record clinical free-text">cTAKES</a></li>
<li><a href="http://curator.apache.org/" title="Java libraries that make using Apache ZooKeeper easier">Curator</a></li>
<li><a href="http://cxf.apache.org/" title="Service Framework">CXF</a></li>
<li class="letter-header">D</li>
<li><a href="http://datafu.apache.org/" title="well-tested libraries that help developers solve common data problems in Hadoop and similar distributed systems">DataFu</a></li>
<li><a href="http://db.apache.org/" title="Database access">DB</a></li>
<li><a href="http://deltaspike.apache.org/" title="Portable CDI extensions that provide useful features for Java application developers">DeltaSpike</a></li>
<li><a href="http://directory.apache.org/" title="Apache Directory Server">Directory</a></li>
<li><a href="http://drat.apache.org/" title="large scale code license analysis, auditing and reporting">DRAT</a></li>
<li><a href="http://drill.apache.org/" title="Schema-free SQL Query Engine for Apache Hadoop, NoSQL and Cloud Storage">Drill</a></li>
<li><a href="http://druid.apache.org" title="analytical database software">Druid</a></li>
<li><a href="http://dubbo.apache.org/" title="a high-performance, lightweight, java based RPC framework.">Dubbo</a></li>
<li class="letter-header">E</li>
<li><a href="http://eagle.apache.org/" title="open source analytics solution for identifying security and performance issues instantly on big data platforms">Eagle</a></li>
<li><a href="http://empire-db.apache.org/" title="Relational Data Persistence">Empire-db</a></li>
<li class="letter-header">F</li>
<li><a href="http://felix.apache.org/" title="OSGi Framework and components.">Felix</a></li>
<li><a href="http://fineract.apache.org/" title="Platform for Digital Financial Services">Fineract</a></li>
<li><a href="http://flex.apache.org/" title="Application framework for expressive web applications that deploy to all major browsers, desktops and devices.">Flex</a></li>
<li><a href="http://flink.apache.org/" title="platform for scalable batch and stream data processing">Flink</a></li>
<li><a href="http://flume.apache.org/" title="A reliable service for efficiently collecting, aggregating, and moving large amounts of log data">Flume</a></li>
<li><a href="http://fluo.apache.org/" title="Storage and incremental processing of large data sets">Fluo</a></li>
<li><a href="http://freemarker.apache.org/" title="a template engine.">FreeMarker</a></li>
<li class="letter-header">G</li>
<li><a href="http://geode.apache.org/" title="Low latency, high concurrency data management solutions">Geode</a></li>
<li><a href="http://geronimo.apache.org/" title="Java2, Enterprise Edition (J2EE) container">Geronimo</a></li>
<li><a href="http://giraph.apache.org/" title="Iterative graph processing system built for high scalability">Giraph</a></li>
<li><a href="http://gora.apache.org/" title="ORM framework for column stores such as Apache HBase and Apache Cassandra with a specific focus on Hadoop">Gora</a></li>
<li><a href="http://griffin.apache.org/" title="a data quality solution for big data, including both streaming and batch mode. It offers an unified process to measure data quality from different perspectives.">Griffin</a></li>
<li><a href="http://groovy.apache.org/" title="A multi-faceted language for the Java platform">Groovy</a></li>
<li><a href="http://guacamole.apache.org/" title="providing performant, browser-based remote access">Guacamole</a></li>
<li><a href="http://gump.apache.org/" title="Continuous integration of open source projects">Gump</a></li>
</ul>
</div>
</div>
</div>
<div class="col-lg-4 col-sm-4">
<div class="row">
<div class="col-lg-6 col-md-12 border-right">
<ul class="list-unstyled" style="margin-bottom: 0px;">
<li class="letter-header">H</li>
<li><a href="http://hadoop.apache.org/" title="Distributed computing platform">Hadoop</a></li>
<li><a href="http://hawq.apache.org/" title="a Hadoop native SQL query engine that combines the key technological advantages of an MPP database with the scalability and convenience of Hadoop">HAWQ</a></li>
<li><a href="http://hbase.apache.org/" title="Apache Hadoop Database">HBase</a></li>
<li><a href="http://helix.apache.org/" title="A cluster management framework for partitioned and replicated distributed resources">Helix</a></li>
<li><a href="http://hive.apache.org/" title="Data warehouse infrastructure using the Apache Hadoop Database">Hive</a></li>
<li><a href="http://hc.apache.org/" title="Java toolset of low level HTTP components">HttpComponents</a></li>
<li class="letter-header">I</li>
<li><a href="http://ignite.apache.org/" title="High-performance, integrated and distributed in-memory platform for computing and transacting on large-scale data sets in real-time">Ignite</a></li>
<li><a href="http://impala.apache.org/" title="a high-performance distributed SQL engine">Impala</a></li>
<li><a href="http://incubator.apache.org/" title="Entry path for projects and codebases wishing to become part of the Foundation&#39;s efforts">Incubator</a></li>
<li><a href="http://isis.apache.org/" title="Framework for rapidly developing domain-driven apps in Java">Isis</a></li>
<li class="letter-header">J</li>
<li><a href="http://jackrabbit.apache.org/" title="Content Repository for Java">Jackrabbit</a></li>
<li><a href="http://james.apache.org/" title="Java Apache Mail Enterprise Server">James</a></li>
<li><a href="http://jclouds.apache.org/" title="Java cloud APIs and abstractions">jclouds</a></li>
<li><a href="http://jena.apache.org/" title="Java framework for building Semantic Web applications">Jena</a></li>
<li><a href="http://jmeter.apache.org/" title="Java performance and functional testing">JMeter</a></li>
<li><a href="http://johnzon.apache.org/" title="JSR-353 compliant JSON parsing; modules to help with JSR-353 as well as JSR-374 and JSR-367">Johnzon</a></li>
<li><a href="http://joshua.apache.org/" title="statistical and other forms of machine translation.">Joshua</a></li>
<li><a href="http://jspwiki.apache.org/" title="Leading open source WikiWiki engine, feature-rich and built around standard J2EE components (Java, servlets, JSP)">JSPWiki</a></li>
<li><a href="http://juddi.apache.org/" title="Java implementation of the Universal Description, Discovery, and Integration specification">jUDDI</a></li>
<li><a href="http://juneau.apache.org/" title="a toolkit for marshalling POJOs to a wide variety of content types using a common framework, and for creating sophisticated self-documenting REST interfaces and microservices using VERY little code">Juneau</a></li>
<li class="letter-header">K</li>
<li><a href="http://kafka.apache.org/" title="Distributed publish-subscribe messaging system">Kafka</a></li>
<li><a href="http://karaf.apache.org/" title="Server-side OSGi distribution">Karaf</a></li>
<li><a href="http://kibble.apache.org/" title="an interactive project activity analyzer and aggregator">Kibble</a></li>
<li><a href="http://knox.apache.org/" title="Simplify and normalize the deployment and implementation of secure Hadoop clusters">Knox</a></li>
<li><a href="http://kudu.apache.org/" title="A distributed columnar storage engine built for the Apache Hadoop ecosystem">Kudu</a></li>
<li><a href="http://kylin.apache.org/" title="Extreme OLAP Engine for Big Data">Kylin</a></li>
<li class="letter-header">L</li>
<li><a href="http://labs.apache.org/" title="A place for innovation where committers of the foundation can experiment with new ideas">Labs</a></li>
<li><a href="http://lens.apache.org/" title="Unified analytics platform">Lens</a></li>
<li><a href="http://libcloud.apache.org/" title="Unified interface to the cloud">Libcloud</a></li>
<li><a href="http://logging.apache.org/" title="Cross-language logging services">Logging Services</a></li>
<li><a href="http://lucene.apache.org/" title="Search engine library">Lucene</a></li>
<li><a href="http://lucenenet.apache.org/" title="Search engine library targeted at .NET runtime users.">Lucene.Net</a></li>
<li class="letter-header">M</li>
<li><a href="http://madlib.apache.org/" title="Scalable, Big Data, SQL-driven machine learning framework for Data Scientists">MADlib</a></li>
</ul>
</div>
<div class="col-lg-6 col-md-12 border-right">
<ul class="list-unstyled" style="margin-bottom: 0px;">
<li><a href="http://mahout.apache.org/" title="Scalable machine learning library">Mahout</a></li>
<li><a href="http://manifoldcf.apache.org/" title="Framework for connecting source content repositories to target repositories or indexes.">ManifoldCF</a></li>
<li><a href="http://marmotta.apache.org/" title="An Open Platform for Linked Data">Marmotta</a></li>
<li><a href="http://maven.apache.org/" title="Java project management and comprehension tools">Maven</a></li>
<li><a href="http://mesos.apache.org/" title="a cluster manager that provides efficient resource isolation and sharing across distributed applications">Mesos</a></li>
<li><a href="http://metamodel.apache.org/" title="common interface for discovery, exploration of metadata and querying of different types of data sources">MetaModel</a></li>
<li><a href="http://metron.apache.org/" title="Real-time big data security">Metron</a></li>
<li><a href="http://mina.apache.org/" title="Multipurpose Infrastructure for Network Application">MINA</a></li>
<li><a href="http://mnemonic.apache.org/" title="a transparent nonvolatile hybrid memory oriented library for Big data, High-performance computing, and Analytics">Mnemonic</a></li>
<li><a href="http://myfaces.apache.org/" title="JavaServer(tm) Faces implementation and components">MyFaces</a></li>
<li><a href="http://mynewt.apache.org/" title="embedded OS optimized for networking and built for remote management of constrained devices">Mynewt</a></li>
<li class="letter-header">N</li>
<li><a href="http://netbeans.apache.org/" title="development environment, tooling platform, and application framework">NetBeans</a></li>
<li><a href="http://nifi.apache.org/" title="Easy to use, powerful, and reliable system to process and distribute data">NiFi</a></li>
<li><a href="http://nutch.apache.org/" title="Open Source Web Search Software">Nutch</a></li>
<li class="letter-header">O</li>
<li><a href="http://ofbiz.apache.org/" title="Enterprise automation software">OFBiz</a></li>
<li><a href="http://olingo.apache.org/" title="OASIS OData protocol libraries">Olingo</a></li>
<li><a href="http://oodt.apache.org/" title="Object Oriented Data Technology (middleware metadata)">OODT</a></li>
<li><a href="http://oozie.apache.org/" title="A workflow scheduler system to manage Apache Hadoop jobs.">Oozie</a></li>
<li><a href="http://climate.apache.org/" title="Climate model evaluation">Open Climate Workbench</a></li>
<li><a href="http://openjpa.apache.org/" title="Object Relational Mapping for Java">OpenJPA</a></li>
<li><a href="http://openmeetings.apache.org/" title="Web-Conferencing and real-time collaboration">OpenMeetings</a></li>
<li><a href="http://opennlp.apache.org/" title="Machine learning based toolkit for the processing of natural language text">OpenNLP</a></li>
<li><a href="http://openoffice.apache.org/" title="An open-source, office-document productivity suite">OpenOffice</a></li>
<li><a href="http://openwebbeans.apache.org/" title="JSR-299 Context and Dependency Injection for Java EE Platform Implementation">OpenWebBeans</a></li>
<li><a href="http://openwhisk.apache.org/" title="a platform for building serverless applications with functions">OpenWhisk</a></li>
<li><a href="http://orc.apache.org/" title="the smallest, fastest columnar storage for Hadoop workloads">ORC</a></li>
<li class="letter-header">P</li>
<li><a href="http://parquet.apache.org/" title="columnar storage format available to any project in the Apache Hadoop ecosystem">Parquet</a></li>
<li><a href="http://pdfbox.apache.org/" title="Java library for working with PDF documents">PDFBox</a></li>
<li><a href="http://perl.apache.org/" title="Dynamic websites using Perl">Perl</a></li>
<li><a href="http://petri.apache.org" title="assessment of, education in, and adoption of the Foundation&#39;s policies and procedures for collaborative development and the pros and cons of joining the Foundation">Petri</a></li>
<li><a href="http://phoenix.apache.org/" title="High performance relational database layer over Apache HBase for low latency applications">Phoenix</a></li>
<li><a href="http://pig.apache.org/" title="Platform for analyzing large data sets">Pig</a></li>
<li><a href="http://pivot.apache.org/" title="Rich Internet applications in Java">Pivot</a></li>
<li><a href="http://plc4x.apache.org/" title="a set of libraries for communicating with industrial programmable logic controllers (PLCs) using a variety of protocols but with a shared API">PLC4X</a></li>
<li><a href="http://poi.apache.org/" title="Java API for OLE 2 Compound and OOXML Documents">POI</a></li>
</ul>
</div>
</div>
</div>
<div class="col-lg-4 col-sm-4">
<div class="row">
<div class="col-lg-6 col-md-12 border-right">
<ul class="list-unstyled" style="margin-bottom: 0px;">
<li><a href="http://apr.apache.org/" title="Apache Portable Runtime libraries">Portable Runtime (APR)</a></li>
<li><a href="http://portals.apache.org/" title="Portal technology">Portals</a></li>
<li><a href="http://predictionio.apache.org/" title="a machine learning server built on top of state-of-the-art open source stack, that enables developers to manage and deploy production-ready predictive services for various kinds of machine learning tasks">PredictionIO</a></li>
<li><a href="http://pulsar.apache.org/" title="highly scalable, low latency messaging platform running on commodity hardware">Pulsar</a></li>
<li class="letter-header">Q</li>
<li><a href="http://qpid.apache.org/" title="Multiple language implementation of the latest Advanced Message Queuing Protocol (AMQP)">Qpid</a></li>
<li class="letter-header">R</li>
<li><a href="http://ranger.apache.org/" title="framework to enable, monitor and manage comprehensive data security across the Hadoop platform.">Ranger</a></li>
<li><a href="http://reef.apache.org/" title="Retainable Evaluator Execution Framework">REEF</a></li>
<li><a href="http://river.apache.org/" title="Jini service oriented architecture">River</a></li>
<li><a href="http://rocketmq.apache.org/" title="a fast, low latency, reliable, scalable, distributed, easy to use message-oriented middleware, especially for processing large amounts of streaming data">RocketMQ</a></li>
<li><a href="http://roller.apache.org/" title="Java blog server">Roller</a></li>
<li><a href="http://royale.apache.org/" title="improving developer productivity in creating applications for wherever Javascript runs (and other runtimes)">Royale</a></li>
<li><a href="http://rya.apache.org/" title="scalable storage, retrieval, and analysis of RDF data">Rya</a></li>
<li class="letter-header">S</li>
<li><a href="http://samza.apache.org/" title="distributed stream processing framework">Samza</a></li>
<li><a href="http://santuario.apache.org/" title="XML Security in Java and C++">Santuario</a></li>
<li><a href="http://sentry.apache.org/" title="Fine grained authorization to data and metadata in Apache Hadoop">Sentry</a></li>
<li><a href="http://serf.apache.org/" title="High performance C-based HTTP client library built upon the Apache Portable Runtime (APR) library">Serf</a></li>
<li><a href="http://servicecomb.apache.org/" title="a microservice framework that provides a set of tools and components to make development and deployment of cloud applications easier.">ServiceComb</a></li>
<li><a href="http://servicemix.apache.org/" title="Enterprise Service Bus">ServiceMix</a></li>
<li><a href="http://shardingsphere.apache.org" title="a database clustering system providing data sharding, distributed transactions, and distributed database management">ShardingSphere</a></li>
<li><a href="http://shiro.apache.org/" title="Powerful and easy-to-use application security framework">Shiro</a></li>
<li><a href="http://singa.apache.org/" title="a distributed deep learning platform">SINGA</a></li>
<li><a href="http://sis.apache.org/" title="Spatial Information System">SIS</a></li>
<li><a href="http://skywalking.apache.org/" title="application performance management and monitoring (APM)">SkyWalking</a></li>
<li><a href="http://sling.apache.org/" title="Web Framework for JCR Content Repositories">Sling</a></li>
<li><a href="http://spamassassin.apache.org/" title="Mail filter to identify spam">SpamAssassin</a></li>
<li><a href="http://spark.apache.org/" title="Fast and general engine for large-scale data processing">Spark</a></li>
<li><a href="http://sqoop.apache.org/" title="Bulk Data Transfer for Apache Hadoop and Structured Datastores">Sqoop</a></li>
<li><a href="http://steve.apache.org/" title="Python based single transferable vote software system">Steve</a></li>
<li><a href="http://storm.apache.org/" title="Distributed, real-time computation system">Storm</a></li>
<li><a href="http://streams.apache.org/" title="interoperability of online profiles and activity feeds">Streams</a></li>
<li><a href="http://struts.apache.org/" title="Model 2 framework for building Java web applications">Struts</a></li>
<li><a href="http://submarine.apache.org/" title="allowing infrastructure engineers and data scientists to build deep learning applications (TensorFlow, PyTorch, etc.) end to end on cluster management platforms (like YARN/K8s)">Submarine</a></li>
<li><a href="http://subversion.apache.org/" title="Version Control">Subversion</a></li>
<li><a href="http://synapse.apache.org/" title="Enterprise Service Bus and Mediation Framework">Synapse</a></li>
<li><a href="http://syncope.apache.org/" title="Managing digital identities in enterprise environments">Syncope</a></li>
</ul>
</div>
<div class="col-lg-6 col-md-12">
<ul class="list-unstyled" style="margin-bottom: 0px;">
<li><a href="http://systemml.apache.org/" title="A machine learning platform optimal for big data">SystemML</a></li>
<li class="letter-header">T</li>
<li><a href="http://tajo.apache.org/" title="Big data warehouse system on Apache Hadoop">Tajo</a></li>
<li><a href="http://tapestry.apache.org/" title="Component-based Java Web Application Framework">Tapestry</a></li>
<li><a href="http://tcl.apache.org/" title="Dynamic websites using TCL">Tcl</a></li>
<li><a href="http://tez.apache.org/" title="High-performance and scalable distributed data processing framework">Tez</a></li>
<li><a href="http://thrift.apache.org/" title="Framework for scalable cross-language services development">Thrift</a></li>
<li><a href="http://tika.apache.org/" title="Content Analysis and Detection Toolkit">Tika</a></li>
<li><a href="http://tinkerpop.apache.org/" title="A graph computing framework for both graph databases (OLTP) and graph analytic systems (OLAP)">TinkerPop</a></li>
<li><a href="http://tomcat.apache.org/" title="A Java Servlet and JSP Container">Tomcat</a></li>
<li><a href="http://tomee.apache.org/" title="Java EE Web Profile built on Apache Tomcat">TomEE</a></li>
<li><a href="http://trafficcontrol.apache.org/" title="building, monitoring, configuring, and provisioning a large scale content delivery network (CDN)">Traffic Control</a></li>
<li><a href="http://trafficserver.apache.org/" title="A fast, scalable and extensible HTTP/1.1 compliant caching proxy server">Traffic Server</a></li>
<li><a href="http://trafodion.apache.org/" title="webscale SQL-on-Hadoop solution enabling transactional or operational workloads.">Trafodion</a></li>
<li><a href="http://turbine.apache.org/" title="A Java Servlet Web Application Framework and associated component library">Turbine</a></li>
<li><a href="http://twill.apache.org/" title="Use Apache Hadoop YARN&#39;s distributed capabilities with a programming model that is similar to running threads">Twill</a></li>
<li class="letter-header">U</li>
<li><a href="http://uima.apache.org/" title="Framework and annotators for unstructured information analysis">UIMA</a></li>
<li><a href="http://unomi.apache.org/" title="providing a reference implementation of the OASIS Customer Data Platform specification currently being worked on by the OASIS Context Server Technical Committee">Unomi</a></li>
<li><a href="http://usergrid.apache.org/" title="The BaaS Framework you run">Usergrid</a></li>
<li class="letter-header">V</li>
<li><a href="http://vcl.apache.org/" title="Virtual Computing Lab">VCL</a></li>
<li><a href="http://velocity.apache.org/" title="A Java Templating Engine">Velocity</a></li>
<li class="letter-header">W</li>
<li><a href="http://ws.apache.org/" title="Projects related to Web Services">Web Services</a></li>
<li><a href="http://whimsical.apache.org/" title="Tools that help automate various administrative tasks or information lookup activities">Whimsy</a></li>
<li><a href="http://wicket.apache.org/" title="Component-based Java Web Application Framework.">Wicket</a></li>
<li class="letter-header">X</li>
<li><a href="http://xalan.apache.org/" title="XSLT processors in Java and C++">Xalan</a></li>
<li><a href="http://xerces.apache.org/" title="XML parsers in Java, C++ and Perl">Xerces</a></li>
<li><a href="http://xmlgraphics.apache.org/" title="Conversion from XML to graphical output">XML Graphics</a></li>
<li class="letter-header">Y</li>
<li><a href="http://yetus.apache.org/" title="Collection of libraries and tools that enable contribution and release processes for software projects">Yetus</a></li>
<li class="letter-header">Z</li>
<li><a href="http://zeppelin.apache.org/" title="A web-based notebook that enables interactive data analytics">Zeppelin</a></li>
<li><a href="http://zookeeper.apache.org/" title="Centralized service for maintaining configuration information">ZooKeeper</a></li>
</ul>
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