ill have to agree with this
1. Extract and save measurement data
2. Display data in graph
3. Web based
4. Ability to input other data... e.g. MG, Ca, KH, water change data etc
5. Reminders.. change light bulbs etc
6. Basic picture of the tank with major equipment showing status of on/off.
7. Email/pop up alarms, send link to management interface.
8. Basic control of sockets, pumps and lights.