Retired Projects
This page lists all the Projects and Subprojects in The Apache Attic.
In the early years The Apache Attic accepted some Subprojects, but this is no longer the case and only Top Level Projects (projects with a PMC) are now accepted.
| Project | Type | Description | Establish | Retire |
|---|---|---|---|---|
| 1. Apache Abdera | PMC | Atom Publishing Protocol Implementation | Nov 2008 | Feb 2017 |
| 2. Apache Ace | PMC | Centralized life cycle management and deployment of OSGi based and related modular software artifacts for distribution | Dec 2011 | Dec 2017 |
| 3. Apache Any23 | PMC | Anything to Triples | Aug 2012 | Jun 2023 |
| 4. Apache Apex | PMC | Enterprise-grade unified stream and batch processing engine | Apr 2016 | Sep 2019 |
| 5. Apache Archiva | PMC | Build Artifact Repository Manager | Mar 2008 | Feb 2024 |
| 6. Apache Aurora | PMC | Mesos framework for long-running services and cron jobs | Mar 2015 | Feb 2020 |
| 7. Apache Avalon | PMC | Java software for component and container programming | Nov 2002 | Nov 2004 |
| 8. Apache Axis Sandesha2/C | Subproject | Sandesha2/C was a C implementation of the WS-ReliableMessaging specification. | Sep 2014 | |
| 9. Apache Axis Savan/C | Subproject | Savan/C was a C implementation of WS-Eventing specification. | Sep 2014 | |
| 10. Apache Axis Savan/Java | Subproject | Savan/Java was a Java implementation of WS-Eventing specification. | Sep 2014 | |
| 11. Apache Bahir | PMC | Extensions to distributed analytic platforms such as Apache Spark | May 2016 | Jan 2024 |
| 12. Apache Beehive | PMC | Simple object model on J2EE and Struts using JSR-175 annotations | Jul 2005 | Nov 2009 |
| 13. Apache Bloodhound | PMC | Issue tracking, wiki and repository browser | Mar 2013 | Jul 2024 |
| 14. Apache Buildr | PMC | Simple and intuitive build system for Java applications | Nov 2008 | Jul 2022 |
| 15. Apache C++ Standard Library | PMC | C++ classes, templates, and functions essential for writing C++ programs | Nov 2007 | Jul 2013 |
| 16. Apache Chemistry | PMC | CMIS (Content Managment Interoperability Services) Clients and Servers | Feb 2011 | Feb 2022 |
| 17. Apache Chukwa | PMC | Open source data collection system for monitoring large distributed systems. | Oct 2013 | May 2020 |
| 18. Apache Clerezza | PMC | Semantically linked data for OSGi | Feb 2013 | Jun 2022 |
| 19. Apache Click | PMC | JEE web application framework | Nov 2009 | May 2014 |
| 20. Apache Cocoon | PMC | Web development framework: separation of concerns, component-based | Jan 2003 | Jan 2025 |
| 21. Apache Continuum | PMC | Continuous Integration and Build Server | Feb 2008 | May 2016 |
| 22. Apache Crunch | PMC | Simple and Efficient MapReduce Pipelines | Feb 2013 | Jun 2020 |
| 23. Apache DB ObJectRelationalBridge (OJB) | Subproject | OJB was an Object/Relational mapping tool that allowed transparent persistence for Java Objects against relational databases. | Jan 2011 | |
| 24. Apache Deltacloud | PMC | API server and drivers necessary for connecting to cloud providers. | Oct 2011 | Jul 2015 |
| 25. Apache DeviceMap | PMC | Data repository containing device information, images and other relevant information for all sorts of mobile devices, e.g. smartphones and tablets. | Nov 2014 | Dec 2016 |
| 26. Apache DirectMemory | PMC | Off-heap cache for the Java Virtual Machine | Aug 2012 | Jul 2015 |
| 27. Apache DRAT | PMC | large scale code license analysis, auditing and reporting | Sep 2017 | Aug 2020 |
| 28. Apache Eagle | PMC | open source analytics solution for identifying security and performance issues instantly on big data platforms | Dec 2016 | Nov 2020 |
| 29. Apache ESME (Enterprise Social Messaging Environment) | PMC | Enterprise Social Messaging Environment | Dec 2010 | Jun 2013 |
| 30. Apache Etch | PMC | Cross-platform, language- and transport-independent RPC-like messaging framework | Jan 2013 | Jun 2016 |
| 31. Apache Excalibur | PMC | Inversion-of-control-style container development | May 2004 | Dec 2010 |
| 32. Apache Falcon | PMC | Data management and processing platform. | Dec 2014 | Jun 2019 |
| 33. Apache Forrest | PMC | Aggregated multi-channel documentation, separation of concerns | May 2004 | Feb 2020 |
| 34. Apache Giraph | PMC | Iterative graph processing system built for high scalability | May 2012 | Sep 2023 |
| 35. Apache Gora | PMC | ORM framework for column stores such as Apache HBase and Apache Cassandra with a specific focus on Hadoop | Jan 2012 | Mar 2025 |
| 36. Apache Griffin | PMC | 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. | Nov 2018 | Sep 2025 |
| 37. Apache Hama | PMC | a Bulk Synchronous Parallel computing framework on top of Apache Hadoop | May 2012 | Apr 2020 |
| 38. Apache Harmony | PMC | Modular Java runtime with class libraries and associated tools | Oct 2006 | Nov 2011 |
| 39. Apache HAWQ | PMC | a Hadoop native SQL query engine that combines the key technological advantages of an MPP database with the scalability and convenience of Hadoop | Aug 2018 | Jul 2024 |
| 40. Apache HiveMind | PMC | Services and configuration microkernel | Apr 2006 | Mar 2009 |
| 41. Apache iBATIS | PMC | Data mapper framework to make it easier to use a relational database with object-oriented applications. | May 2005 | Jun 2010 |
| 42. Apache Jakarta | PMC | Diverse set of popular open source Java solutions | Feb 2002 | Dec 2011 |
| 43. Apache Jakarta Cactus | Subproject | Jakarta previously hosted Cactus, a simple test framework for unit testing server-side java code. | Aug 2011 | |
| 44. Apache Jakarta ECS | Subproject | Jakarta previously hosted ECS (Element Construction Set), a Java API for generating elements for any of a variety of markup languages (examples included HTML 4. | Oct 2010 | |
| 45. Apache Jakarta ORO | Subproject | Jakarta previously hosted ORO, a set of text-processing Java classes that provide Perl5 compatible regular expressions, AWK-like regular expressions, glob expressions, and utility classes for performing substitutions, splits, filtering filenames, etc. | Oct 2010 | |
| 46. Apache Jakarta Regexp | Subproject | Jakarta previously hosted Regexp, a 100% Pure Java Regular Expression package. | Apr 2011 | |
| 47. Apache Jakarta Slide | Subproject | Jakarta previously hosted Slide, a content repository which could serve as a basis for a content management system as well as other purposes. | Apr 2010 | |
| 48. Apache Jakarta Taglibs | Subproject | Starting in 2000, Jakarta hosted the Jakarta Taglibs project, a large collection of JSP Tag Libraries. | Apr 2010 | |
| 49. Apache jclouds | PMC | A multi-cloud toolkit for the Java platform | Oct 2013 | Jun 2025 |
| 50. Apache Joshua | PMC | statistical and other forms of machine translation. | Oct 2018 | Nov 2021 |
| 51. Apache jUDDI | PMC | Java implementation of the Universal Description, Discovery, and Integration specification | Aug 2010 | Feb 2023 |
| 52. Apache Kibble | PMC | an interactive project activity analyzer and aggregator | Oct 2017 | Oct 2025 |
| 53. Apache Labs | PMC | A place for innovation where committers of the foundation can experiment with new ideas | Nov 2006 | Aug 2020 |
| 54. Apache Lens | PMC | Unified analytics platform | Aug 2015 | Aug 2020 |
| 55. Apache Lenya | PMC | an Open Source Java/XML Content Management System that came with revision control, multi-site management, scheduling, search, WYSIWYG editors, and workflow. | Sep 2004 | Apr 2015 |
| 56. Apache Lucy | PMC | Search engine library for dynamic languages | Mar 2012 | Jun 2018 |
| 57. Apache Marmotta | PMC | An Open Platform for Linked Data | Nov 2013 | Nov 2020 |
| 58. Apache Mesos | PMC | a cluster manager that provides efficient resource isolation and sharing across distributed applications | Jun 2013 | Aug 2025 |
| 59. Apache MetaModel | PMC | common interface for discovery, exploration of metadata and querying of different types of data sources | Nov 2014 | Jun 2021 |
| 60. Apache Metron | PMC | Real-time big data security | Apr 2017 | Dec 2020 |
| 61. Apache Mnemonic | PMC | a transparent nonvolatile hybrid memory oriented library for Big data, High-performance computing, and Analytics | Nov 2017 | Feb 2025 |
| 62. Apache MRUnit | PMC | Java library that helps developers unit test Apache Hadoop map reduce jobs | May 2012 | Apr 2016 |
| 63. Apache MXNet | PMC | a flexible and efficient library for Deep Learning | Sep 2022 | Sep 2023 |
| 64. Apache ODE (Orchestration Director Engine) | PMC | Business Process Management (BPM), Process Orchestration and Workflow through service composition | Jul 2007 | Aug 2019 |
| 65. Apache Olingo | PMC | OASIS OData protocol libraries | Mar 2014 | Dec 2025 |
| 66. Apache Oltu | PMC | OAuth protocol implementation in Java | Jan 2013 | Mar 2018 |
| 67. Apache Onami | PMC | Development and maintenance of a set of Google Guice extensions | Apr 2013 | Jan 2016 |
| 68. Apache OODT | PMC | Object Oriented Data Technology (middleware metadata) | Nov 2010 | Apr 2023 |
| 69. Apache Oozie | PMC | A workflow scheduler system to manage Apache Hadoop jobs. | Aug 2012 | Feb 2025 |
| 70. Apache Open Climate Workbench | PMC | Climate model evaluation | Feb 2014 | Oct 2020 |
| 71. Apache Petri | PMC | assessment of, education in, and adoption of the Foundation’s policies and procedures for collaborative development and the pros and cons of joining the Foundation | Nov 2019 | Jun 2026 |
| 72. Apache Pivot | PMC | Rich Internet applications in Java | Dec 2009 | Jan 2025 |
| 73. Apache Polygene | PMC | Composite Oriented Programming for domain centric application development. | Mar 2015 | Dec 2018 |
| 74. Apache Portals | PMC | Portal technology | Feb 2004 | Sep 2025 |
| 75. Apache PredictionIO | PMC | 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 | Oct 2017 | Sep 2020 |
| 76. Apache Quetzalcoatl | PMC | Quetzalcoatl, or Quetz as it was more commonly known, was a project charged with the creation and maintenance of open-source software related to mod_python and the Python programming language. | Jun 2007 | Jun 2010 |
| 77. Apache Rave | PMC | Web and social mashup engine | Mar 2012 | Jan 2016 |
| 78. Apache REEF | PMC | Retainable Evaluator Execution Framework | Nov 2015 | Jul 2022 |
| 79. Apache River | PMC | Jini service oriented architecture | Jan 2011 | Feb 2022 |
| 80. Apache Sentry | PMC | Fine grained authorization to data and metadata in Apache Hadoop | Mar 2016 | Dec 2020 |
| 81. Apache ServiceMix | PMC | Enterprise Service Bus | Sep 2007 | Mar 2026 |
| 82. Apache Shale | PMC | Web application framework, fundamentally based on JavaServer Faces | Jun 2006 | May 2009 |
| 83. Apache Shindig | PMC | Opensocial Reference Implementation | Jan 2010 | Oct 2015 |
| 84. Apache Sqoop | PMC | Bulk Data Transfer for Apache Hadoop and Structured Datastores | Mar 2012 | Jun 2021 |
| 85. Apache Stanbol | PMC | Reusable components for semantic content management | Sep 2012 | Apr 2020 |
| 86. Apache Stratos | PMC | Highly-extensible Platform-as-a-Service (PaaS) framework | May 2014 | Jan 2017 |
| 87. Apache Streams | PMC | interoperability of online profiles and activity feeds | Jul 2017 | Oct 2024 |
| 88. Apache Submarine | PMC | allowing infrastructure engineers and data scientists to build deep learning applications (TensorFlow, PyTorch, etc.) end to end on cluster management platforms (like YARN/K8s) | Oct 2019 | May 2024 |
| 89. Apache Tajo | PMC | Big data warehouse system on Apache Hadoop | Mar 2014 | Sep 2020 |
| 90. Apache Tiles | PMC | A templating framework for web application user interfaces | Dec 2006 | Dec 2018 |
| 91. Apache Traffic Control | PMC | building, monitoring, configuring, and provisioning a large scale content delivery network (CDN) | May 2018 | Oct 2025 |
| 92. Apache Trafodion | PMC | webscale SQL-on-Hadoop solution enabling transactional or operational workloads. | Dec 2017 | Apr 2021 |
| 93. Apache Tuscany | PMC | An SCA based Service Composition Framework | May 2008 | May 2016 |
| 94. Apache Twill | PMC | Use Apache Hadoop YARN’s distributed capabilities with a programming model that is similar to running threads | Jun 2016 | May 2020 |
| 95. Apache Usergrid | PMC | The BaaS Framework you run | Aug 2015 | Dec 2021 |
| 96. Apache VXQuery | PMC | A parallel XQuery processor | Jul 2014 | Jan 2020 |
| 97. Apache Whirr | PMC | Libraries for running Cloud Services | Aug 2011 | Mar 2015 |
| 98. Apache Wink | PMC | RESTful Web services Framework | Dec 2012 | Apr 2017 |
| 99. Apache Wookie | PMC | Widgets for Applications | Nov 2012 | Mar 2016 |
| 100. Apache WS Muse | Subproject | An implementation of the OASIS Web Services Distributed Management (WSDM) family of specifications. | Jan 2013 | |
| 101. Apache XML | PMC | Diverse set of popular open source XML solutions. | Jul 2000 | Apr 2012 |
| 102. Apache XML AxKit | Subproject | AxKit was an XML Application Server for Apache. | Aug 2009 | |
| 103. Apache XML Crimson | Subproject | Crimson was a Java XML parser which supports XML 1. | Aug 2010 | |
| 104. Apache XML Xang | Subproject | Xang was an XML Web Framework that aggregated multiple data sources, made that data URL addressable and defined custom methods to access that data. | Dec 2009 | |
| 105. Apache XML Xindice | Subproject | Xindice was a native XML database. | Aug 2011 |