11, 2008 "WebObjects 5.4.1 is an update release for the version of WebObjects included in the Mac OS X Leopard tools. This release fixes several bugs in areas such as web services serialization, deployment tools, and database compatibility, among others. This update can be installed on Mac OS X 10.5 Leopard." Fixed bugs in web services serialization, deployment, databases. 5.4.2 — July 11, 2008 Addresses WOComponent parser issues Includes WebServices data types and API changes Includes EOF SQL Generation fixes Resolves additional issues 5.4.3 — September 15, 2008 EOF Database snapshot not updating Webassistant not available for D2W apps Exceptions when using WOTextField with formatters Duplicate primary keys generated by FrontBase JDBC Adaptor under load Additional issue fixes WOWODC Since 2007, the community has held an annual conference for WebObjects developers, WOWODC. In 2007 and 2008, the conference was held the weekend before WWDC, and in 2009, the community promoted two conferences: WOWODC West in San Francisco on June 6 and 7, immediately before WWDC, and WOWODC East in Montreal on August 29 and 30. WOWODC 2010 was held in Montreal on August 27, 28 and 29, 2010. WOWODC 2011 was held in Montreal on July 1, 2 and 3 in 2011. WOWODC 2012 was held in Montreal on June 30, July 1 and 2, 2012. WOWODC 2013 was held in Montreal. WOWODC 2014 was held in Montreal (April 12, 13 and 14). WOWODC 2015 was held in Hamburg on April 25, 26 and 27. WOWODC 2016 was held in Montréal on June 24, 25 and 26 Open-source alternatives Interest in OpenSource alternatives to WebObjects that use the Objective-C language grew with WebObjects' move from Objective-C (last version WO 4.5.1) to Java (first version WO 5.0). The two frameworks available are SOPE, which has been used as the basis of the OpenGroupware.org groupware server for about eight years, and GNUstepWeb, which is part of the GNUstep project. Open-source rewrites of the EOF frameworks also exist (AJRDatabase, GDL2). There are also Java-based alternatives: Wotonomy is a project, hosted on SourceForge, that implements a clean-room, open-source version of the WebObjects 5.x system. It provides a near-complete implementation of the MVC web-framework, as well as partial implementations of Foundation, Control, and Data layers, and other features. It is sufficiently functional for low-transaction volume, single-source database applications. While the project's structure was re-organized in 2006 around an Apache Maven build infrastructure and migrated to