En eclipse available softwear indigo me salen estos programas,cuales de estos son las herramientas para php:
Application Development Frameworks
Business Intelligence, Reporting and Charting
Collaboration
Database Development
EclipseRT Target Platform Components
General Purpose Tools
Linux Tools
Mobile and Device Development
Modeling
Programming Languages
SOA Development
Testing
Web, XML, Java EE and OSGi Enterprise Development
Eclipse Indigo no trae soporte para PHP 'por defecto', tenes que instalar el ptd e PHP:
http://www.eclipse.org/pdt/downloads/
Saludos