TUTOS (The Ultimate Team Organization Software) is a groupware, ERP (Enterprise Resource Planning), CRM (Customer Relationship Management), and PLM (Project Lifecycle Management) suite that helps small to medium teams manage various events in one place.

TUTOS comes with a number of web-based tools:
· a calendar for users and groups (incl. screenshot)
· Groups / Teams
· address manager for people, companies and departments (incl. screenshot)
· bug tracking system (incl. screenshot)
o product/project repository (incl. screenshot)
· mailboxes (imap/pop)
· timetracking on projects, installations and bugs
· Invoices
· Watchlists. Stay informed on changes on projects/bugs etc via email.
· support for teams that are distributed over different timezones
· color themes / layout
· fine grained permission handling
· change history
Apart from these TUTOS is:
· Multilingual: The language of TUTOS is determined by the preffered language you select in your browser or by a users database entry. Supported languages are: English (us,british), German, Italian, Spanish, French, Chinese, Russian, Dutch, Polish, Japanese etc.
· secured by password
o passwords in TUTOS database
o passwords via LDAP
o passwords via PAM (needs pam extension for apache)
All these features are provided with only free software.

TUTOS run on Linux operating system with Apache web server. It is compatible with a number of databases, such as, PostgreSQL, MySQL, Oracle, Borland Interbase 5 etc. PHP 4 or 5 is best server side scripting language for TUTOS.