Vmoption is also the best social bookmarking webiste. Here every day links are updated.

Best bookmarking sites;
Delicious
dzone
reddit
Pinterest
StumbleUpon
Slashdot
Newsvine
Chime.in
Scoop.it
Twitter
Reddit
Digg

Best Bookmarking sites

Scoop.it
Slashdot
Delicious
FARK
Folkd
MetaFilter

Best bookmarking sites are including Facebook, Google plus, Linkedin, reddit, pinterest etc.

delicious
bizsugar
reddit
diigo
buddymarks
designfloat
bibsonomy
blinklist
bookmarkgroups
social-bookmarking
thinmarker
jumptags
stumbleupon
developersniche
topsocial
bruher
indofeed
bookmarkgolden
bookmarkeasy
socialmaximizer.com
Best Bookmarking Sites:-
diigo.com
bibsonomy.org
designfloat.com
kwoff.com
bignet.biz
propeller.com
linkagogo.com
faves.com
jumptags.com
social-bookmarking.net
maple.nu
tipd.com
metamusica.com.br
blinklist
bookmarkgroups
social-bookmarking
thinmarker
jumptags
stumbleupon
developersniche
topsocial
bruher
indofeed
Delicious,
stumbleupan,
reddit,
folkd,
sitejot,
givemelink,
diggo,