Just use the modManager. :P
I don't think that'd be very effective when people have upwards of 100-200 add-ons installed.
If this thing's gonna be called Blockland Cloud then here's a quick logo I did:WARNING: SAME QUALITY AS IN-GAME BLOCKLAND LOGO AT HIGHEST RES.http://img18.imageshack.us/img18/6848/blocklandcloud.pngPROTIP: VIEW ON A DARK BACKGROUND!
Constructive criticism much?