Comp Financial ERP can be run on LAN, as cloud service and on a single PC.

Workstation OS: Windows XP/Vista/7 or Linux (Ubuntu 10.04+)
Application server OS: Windows or Linux
Web server: IIS7+ or Apache2+

Database OS: Windows or Linux
Databases: SQL Server 2005+ or DB2 v9.5+ or PostgreSQL 8,4+ or Oracle 11g+

System is written in C++ and PHP5

Communication protocols: HTTP, SSL, S/MIME, XML-RPC, SMS,
Data formats: PDF, CSV, Ascii, XML

Security: Zero Effort Authentication ZEFA tm