In response to Chad Fowler’s Show Us Your Gems:

actionmailer (1.3.1, 1.2.5.5618, 1.2.5)
actionpack (1.13.1, 1.12.5.5618, 1.12.5)
actionwebservice (1.2.1, 1.1.6.5618, 1.1.6)
activerecord (1.15.1, 1.14.4.5618, 1.14.4)
activesupport (1.4.0, 1.3.1.5618, 1.3.1)
builder (2.0.0)
caldav (0.0.1)
calendar_grid (1.0.2)
camping (1.5)
capistrano (1.4.0, 1.3.1, 1.2.0)
cgi_multipart_eof_fix (2.0.2)
cheat (1.2.1)
cmdparse (2.0.2)
coderay (0.7.4.215)
color-tools (1.3.0)
daemons (1.0.4, 1.0.3)
diff-lcs (1.1.2)
FakeWeb (1.1.1)
fastthread (0.6.2)
feedtools (0.2.26)
ferret (0.10.14, 0.10.13)
gem_plugin (0.2.2, 0.2.1)
geocoder-us (1.1.1, 1.1.0)
google-geocode (1.2.1, 1.2.0)
graticule (0.1.1)
gruff (0.2.8)
heckle (1.2.0, 1.1.1)
hoe (1.1.7)
hpricot (0.4)
htmltools (1.10)
icalendar (0.97)
jabber4r (0.8.0)
markaby (0.5)
mechanize (0.6.4, 0.6.3)
metacarta-geoparser (1.0.2, 1.0.0)
metaid (1.0)
mocha (0.4.0, 0.3.3, 0.3.2)
money (1.7.1)
mongrel (1.0, 0.3.13.4)
mongrel_cluster (0.2.1)
needle (1.3.0)
net-sftp (1.1.0)
net-ssh (1.0.10)
newgem (0.7.1, 0.7.0)
ofxrb (0.0.1)
ParseTree (1.6.4, 1.6.3, 1.6.1)
paypal (2.0.0)
pdf-writer (1.1.3)
piston (1.3.0, 1.2.1)
raakt (0.41)
rails (1.2.1, 1.1.6.5618, 1.1.6)
rails-app-installer (0.2.0)
railsmachine (0.1.2)
rake (0.7.1)
rc-rest (2.2.1, 2.1.0, 1.0.0)
rcov (0.7.0.1)
RedCloth (3.0.4)
RedGreen (1.0)
redgreen (1.2)
rmagick (1.14.1)
rspec (0.7.5.1, 0.7.5, 0.7.4, 0.7.2)
ruby-growl (1.0.1)
ruby-openid (1.1.4, 1.1.3)
ruby-yadis (0.3.4, 0.3.3)
ruby2ruby (1.1.4, 1.1.3)
rubyforge (0.4.0, 0.3.1)
rubyful_soup (1.0.4)
RubyInline (3.6.2)
scruffy (0.2.2)
selenium (0.7)
sources (0.0.1)
sqlite3-ruby (1.2.0, 1.1.0)
syntax (1.0.0)
termios (0.9.4)
testunitxml (0.1.5)
transaction-simple (1.3.0)
typo (4.0.3)
tzinfo (0.3.3, 0.3.2)
uuidtools (1.0.0)
vpim (0.360)
webgen (0.4.1)
wirble (0.1.2)
xmpp4r (0.3)
xmpp4r-simple (0.8.4)
yahoo (1.1.1, 1.1.0)
yahoo-geocode (1.1.1, 1.1.0)
ZenTest (3.4.3, 3.4.1, 3.4.0)