I know a lot of us use good old edshipyard for our loadout specs etc...
There's a new one posted in the frontier forums .... its cleaner and simpler i think and is just in its 1.0 state...
http://coriolis.io
This is my python loadout at present for example...
http://coriolis.io/outfit/python/07A6A5A4D7A6A5C0v0v1e272704040l044f5n05030432020201?bn=My%20Current%20Python
You can export your ships in a simple json format and later import them back in as well as use the perma-links etc.