yes, it means Software.Some of the tools/Software are of great help & that makes life easier .
- OracleXpress : for using lightweight oracle database on your machine during development phase.
- Eclipse Plugin for Hibernate code generation etc.
- StarUML for Design.
-Continumm for Build process.
-we may not be aware of all such tool & plugins which helps in each phase of software development, so sharing that will be helpful.