If you love your spaceships, this tree will bear you tasty fruit.

The Interbus Ship Identification System (ISIS) – EVE Community
community.eveonline.com
Like the name suggests, the ISIS is a tech tree system to identify ships in EVE. It presents all ships in the game in a visual and interactive way and illustrates clearly the skill requirement progression path for unlocking ships while giving players the high level information they need to decide wh…