Checkout the technologies we like and often use in our projects

Apache Maven is a software project management and comprehension tool. Based on the concept of a project object model (POM), Maven can manage a project’s build, reporting and documentation from a central piece of information.
http://maven.apache.org/

With proper mark-up/logic separation, a POJO data model, and a refreshing lack of XML, Apache Wicket makes developing web-apps simple and enjoyable again. Swap the boilerplate, complex debugging and brittle code for powerful, reusable components written with plain Java and HTML.
http://wicket.apache.org

The Open Services Gateway initiative framework is a module system and service platform for the Java programming language that implements a complete and dynamic component model. Applications or components (coming in the form of bundles for deployment) can be remotely installed, started, stopped, updated and uninstalled without requiring a reboot.
http://en.wikipedia.org/wiki/OSGi

The Business Intelligence and Reporting Tools (BIRT) Project is an open source software project that provides reporting and business intelligence capabilities for rich client and web applications, especially those based on Java and Java EE. BIRT is a top level software project within the Eclipse Foundation.
http://www.eclipse.org/birt/

The Rich Ajax Platform (RAP) is a framework for modular business applications for the desktop, web browser, and mobile devices. It provides a powerful, multi-platform widget toolkit with SWT API that enables developers to write applications entirely in Java and re-use the same code on different platforms.
http://www.eclipse.org/rap/

The EclipseLink project delivers a comprehensive open-source Java persistence solution addressing relational, XML, and database web services.
http://www.eclipse.org/eclipselink/

Seam 2 is a powerful open source development platform for building rich Internet applications in Java. Seam integrates technologies such as Asynchronous JavaScript and XML (AJAX), JavaServer Faces (JSF), Java Persistence (JPA), Enterprise Java Beans (EJB 3.0) and Business Process Management (BPM) into a unified full-stack solution.
http://www.seamframework.org/

Drools 5 introduces the Business Logic integration Platform which provides a unified and integrated platform for Rules, Workflow and Event Processing. It’s been designed from the ground up so that each aspect is a first class citizen, with no compromises.
http://www.jboss.org/drools

JBoss Application Server (or JBoss AS) is an open-source Java EE-based application server, actually implements the Java EE part of Java. Since it is Java-based, the JBoss application server operates cross-platform: usable on any operating system that supports Java.
http://www.jboss.org/jbossas

The Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is an object-relational database management system (ORDBMS) produced and marketed by Oracle Corporation.
http://www.oracle.com/us/products/database/index.html

The .NET Framework runs primarily on Microsoft Windows and provides user interface, data access, database connectivity, cryptography, web application development, numeric algorithms, and network communications. The .NET Framework is intended to be used by most new applications created for the Windows platform.
http://www.microsoft.com/net

Microsoft SQL Server is a relational database server, developed by Microsoft: it is a software product whose primary function is to store and retrieve data as requested by other software applications, be it those on the same computer or those running on another computer across a network (including the Internet).
http://www.microsoft.com/sqlserver/en/us/default.aspx

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML
http://www.php.net/

MySQL is the world’s most popular open source database. Whether you are a fast growing web property, technology ISV or large enterprise, MySQL can cost-effectively help you deliver high performance, scalable database applications.
http://www.mysql.com

Smarty is a template engine for PHP. More specifically, it facilitates a manageable way to separate application logic and content from its presentation.
http://www.smarty.net/

jQuery is a fast and concise JavaScript Library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development. jQuery is designed to change the way that you write JavaScript.
http://jquery.com/