| SLF4J | Logging abstraction framework. MIT License. | 
| Log4j (optional) | Logging framework. Apache 2.0 License. | 
| Commons-IO | Utilities. Apache 2.0 License. | 
| Apache Lucene (optional) | Highlighting. Apache 2.0 License. | 
| WRO4j (optional) | CSS and JavaScript compiler. Apache 2.0 License. | 
| URLRewriteFilter (optional) | URL routing. BSD License. | 
| CORS Filter | Cross-origin scripting capabilities. Apache 2.0 License. | 
| Sitebricks (optional) | Used to provide configuration to Sitebricks. Apache 2.0 License. | 
| Hibernate | Persistence layer integration. Apache 2.0 License. | 
| Spring Security (optional) | Authentication and authorization provider abstraction. Apache 2.0 License. | 
| JodaTime | Date calculations. Apache 2.0 License. | 
| Jasypt | Encryption/decryption. Apache 2.0 License. | 
| Google Guice | Dependency injection. Apache 2.0 License. | 
| Jersey (optional) | Web services. CDDL 1.1 and GPL 2 with class path exception licenses. | 
| OWASP ESAPI | Security and vulnerability layer. BSD License. | 
| Bouncy Castle License | Cryptography. MIT License. | 
| Apache Derby (optional) | Database. Apache 2.0 License. | 
| Markdownj (optional) | Markdown parsing. Custom license, allows redistribution and use through attribution. | 
| Rome (optional) | RSS parser and generator. Apache 2.0 License. | 
| Jackson | JSON parsing and generation. Apache 2.0 and LGPL licenses. | 
| Quartz Scheduler (optional) | Event scheduling for saved searches and alerting. Apache 2.0 License. | 
| Plexus | Application building. Apache 2.0 License. | 
| JUnit | Unit testing - not included in deliverable. IBM Common Public License 0.5. | 
| Atunit | Unit testing - not included in deliverable. Apache 2.0 License. | 
| EasyMock | Unit testing - not included in deliverable. Apache 2.0 License. | 
| ImageIO-Ext (optional) | Rich media transcoding. LGBP 2.1 and BSD licenses. |