An indigeneous cross-platform transparent organizer ...

1. No more monopolization with Microsoft Outlook
2. No more hassles of privacy policy issues with hosted solutions
3. No more propreitary binary format data

A simple organizer to manage the tasks and todos along with related files. All it needs is the following:

1. PHP capable webserver
2. MySQL 5.x database
3. Opensource Web2Project

MySQL is a full-fledged database and you can use it for many other purposes as well.