MooseTrout has recent experience with the following open source technologies:

Operating Systems:
1. Redhat Enterprise Linux
2. SuSE Linux
3. Ubuntu Linux

Software:
1. tomcat
2. apache
3. maven
4. postfix
5. nagios

Databases:
1. mysql
2. hsql
3. pysql

Programming Languages:
1. java
2. perl
3. shell