Microsoft Windows 2000 (all) / XP Professional / 2003 Server family.
(For Windows 2000 users, it is strongly recommended to install Microsoft's Service Pack 3).
Linux glibc 2.1 / 2.2 / 2.3 (e.g. RedHat 6.x / 7.x / 8.x / 9.x / Fedora Core, Debian 2.2, SuSE 6.4 / 7.2, Mandrake 8.1 / 9 / 10, and others).
Mac OSX 10.2/3 G3, G4 or G5 processors.
Note:
The PHP Eclipse PDT is likely to work under other platforms, which support the Java 2 environment. However, it is not officially supported under these platforms.
500MHz processor (800MHz processor recommended)
256MB RAM (512MB recommended)
100MB of hard disk space