No, all virtual worlds require software to download.
Weeworld.co.uk
Fantage.com
FREE REALMS ALL THE WAY. its actually really fun.
A selection of popular virtual chat worlds include Habbo Hotel, IMVU, moove or Second Life. All can be found in the related links below.
imvu is a game for only teens so be carful kids
I think it's called evoy.
ourWorld IMVU and many more!
super secret
Smeet is a Very good virtual world. I love it
there is meez.com secondlife kaneva clubpenguin poptropica
There are about tons of virtual worlds... Second Life is popular but only for teens You should try ourworld ;]