Note: The most common problem is misconfiguration or lack of PEAR support. If you can run phpinfo() but epesi does not work double check your PEAR settings.
| OS | What? | Reported by | Notes |
| Windows XP | XAMPP Windows 1.6.3a | ethnar and ruud | - |
| Windows XP | WAMP 1.7.2 / 1.7.3 | ruud,shacky,jasiek | WAMP installation notes |
| Windows XP | Apache 2.2.4 + MySQL 5.1.9 + PHP-5.2.3 | lontong | - |
| Windows 2003 Server | XAMPP | jasiek | Customized installation with Apache 2.2.4 PHP 5.2.3 MySQL 5.0.41 |
| Windows 2000 Server | IIS 5, PHP 5.1.2 (ISAPI mode), MySQL 5 | jasiek | - |
| Windows 2003 Server | IIS 6, PHP 5.1.2 (ISAPI mode), MySQL 5 | jasiek | - |
| Windows 2003 Server | IIS 6, PHP 5.2.5 (FastCGI mode), MySQL 5.0.24 | jasiek | - |
| Ubuntu 7.04 | Apache 2.2.4 + MySQL 5.0.45 + PHP 5.2.3 | shacky | - |
| FreeBSD 6.2 | Apache 2.2.4 + MySQL 5.1.9 + PHP-5.2.3 | lontong | - |