1st projects

    Spring 3.0.5  FullStack library.
    Hibernate 3.6.1(4.0 alpha1) ORM library.
    Mybatis 3.0.4 ORM library.
    Blueprint 1.0 CSS framework
    CXF 2.3.2 Webservice library.
    Jersey 1.5 JAX-RS REST implement.
    Thirft 0.5 , Avro1.5.0 Binary Web Service
    SpringSecurity 3.0.5(3.1.0 RC1),Shiro 1.1.0 Security library.
    JQuery 1.5.1, Dojo 1.6 JS library
    Ehcahe 2.4.1 Cache in JVM
    Memcached 1.4.5 Central cache. SpyMemcached 2.5(2.6rc1),Xmemcached 1.3.2 Memcached client
    MongoDB 1.8.0http://fallabs.com/tokyotyrant/ Redis 2.2.2 NOSQL
    ActiveMQ 5.4.2 JMS server. RabbitMQ 2.4 AMQP server Kafka0.05 Queue System in website.
    Lucene 3.0.3 , Solr 1.4.1, ElasticSearch 0.15.2  Search engine  
    Esper 4.1 CEP
    Quartz 2.0 Schedule
    Zookeeper 3.3.3
    Jetty 7.3.1 Lightweight/Embeded Web container Tomcat 7.0.11 Web container.
    JSW 3.5.7 Java Service Wrapper
    Nginx 0.9.6 Web Server, Balancer, Content Cache
    HaProxy 1.4.13(1.5 dev3) Balancer.
    Nagios 3.2.3 , Hyperic HQ 4.5 Monitor Tools
    H2 1.3.150 Lightweight Database
    InfiniDB2.0.2 Datawarehouse.

Tools

    Eclipse 3.6 IDE
    SoapUI 3.5 WebService functional/load test tools.
    Maven 3.0.2  /Nexus 1.8.0.1 / Gradle 1.0 m1 Build tools.
    Sonar 2.5 Code Quality Server
    Hudson 1.396 , Jenkins 1.397 CI Server
    Selenium 1.0.3(2.0b3)
    EasyMock 3.0 / JMockit 0.999.6  
    Per4j 0.9.13
    YUI Compressor 2.4.2

Utils:

    POI 3.7  Excel
    SLF4j 1.6.1 ,  Logback 0.9.28
    Dozer 5.3.2 , Jackson 1.7.4 ,
    joda 1.6.1 httpclient 4.1
    Velocity 1.7 Freemarker2.3.16
    Guava r08
    Spring Mobile,Spring Android,Spring Data, Spring Social
    Google Protobuf 2.3, Hadoop Avro 1.4.1

Others:

    Stripes 1.5.4, GWT2.2 + SmartGWT2.4 MVC framework
    JBpm 4.4(5.0 CR1) Workflow engine.
    Spring Batch 2.1.3 Batch Job framework.
    HornetQ 2.1.2 JMS server.
    http://incubator.apache.org/thrift/ 
    Drools 5.1 Rule engine.
    Mahout 0.4 Intelligent
    Mina 2.0.2 TCP/UDP Server/Client library.
    Hadoop 0.21 MapReduce implement for vast data.
    Hive 0.6.0 DataWareHouse
    Spring Roo 1.1.0 , Appfuse 2.0.2(2.1M2) CRUD Demo.
    CAS 3.4.3.1 SSO server.