diff --git a/.gitignore b/.gitignore
index 2ae0c1b..548b873 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,6 +27,7 @@ local/share/fish/fish_read_history
 local/share/heroku
 local/share/keybase
 local/share/nvim/shada
+local/share/pry/
 
 # Ignore fisherman
 config/fish/completions/fisher.fish
diff --git a/Brewfile b/Brewfile
index e6f0cec..66c17d0 100644
--- a/Brewfile
+++ b/Brewfile
@@ -15,9 +15,7 @@
 brew 'fish'
 
 # Ruby
-brew 'rbenv'
-brew 'ruby-build'
-brew 'ruby-install'
+brew 'asdf'
 
 # Databases
 brew 'postgresql', restart_service: :changed
@@ -26,36 +24,9 @@ brew 'redis', restart_service: :changed
 # Utilities
 brew 'cmake'
 brew 'git'
-brew 'macvim', args: ['with-lua', 'with-override-system-vim']
 brew 'ninja'
 brew 'openssl'
 brew 'ripgrep'
+brew 'trash'
 brew 'tree'
 brew 'wget'
-
-# Homebrew Cask
-cask_args appdir: "#{ENV['HOME']}/Applications"
-tap 'caskroom/cask'
-cask 'anybar'
-cask 'java' unless system '/usr/libexec/java_home --failfast'
-
-# Mac OS X
-brew 'trash'
-
-mas 'GarageBand',       id: 682658836
-mas 'Keynote',          id: 409183694
-mas 'Pages',            id: 409201541
-mas 'Numbers',          id: 409203825
-mas 'XCode',            id: 497799835
-
-mas '1Password',        id: 443987910
-mas 'Capo',             id: 696977615
-mas 'ColorSnapper2',    id: 969418666
-mas 'Day One',          id: 1055511498
-mas 'GIPHY CAPTURE',    id: 668208984
-mas 'Moom',             id: 419330170
-mas 'Paw',              id: 584653203
-mas 'Pixelmator',       id: 407963104
-mas 'Reeder',           id: 880001334
-mas 'Slack',            id: 803453959
-mas 'The Unarchiver',   id: 425424353
diff --git a/Makefile b/Makefile
index 590dcee..84639d5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
 symlinks = \
+	asdfrc \
 	atom \
 	bundle \
 	config \
@@ -21,7 +22,6 @@ update: | install
 	gem update
 	apm upgrade --no-confirm
 	vim +PlugUpgrade +PlugInstall +PlugUpdate +qall
-	mas upgrade
 
 clean: | install
 	brew cleanup
@@ -50,11 +50,10 @@ $(prefixed_symlinks):
 
 ruby_version := $(shell cat $(PWD)/ruby-version)
 
-ruby_versions = $(HOME)/.rbenv/versions
+ruby_versions = $(HOME)/.asdf/installs/ruby
 ruby = $(ruby_versions)/$(ruby_version)
 
 bundler = $(ruby)/bin/bundle
-cocoapods = $(ruby)/bin/pod
 
 ruby: | $(ruby) $(bundler)
 
diff --git a/asdfrc b/asdfrc
new file mode 100644
index 0000000..e600bd0
--- /dev/null
+++ b/asdfrc
@@ -0,0 +1 @@
+legacy_version_file = yes
diff --git a/atom/config.cson b/atom/config.cson
index c145d2e..c739df6 100644
--- a/atom/config.cson
+++ b/atom/config.cson
@@ -40,6 +40,8 @@
   "fuzzy-finder":
     scoringSystem: "fast"
     useRipGrep: true
+  "git-blame":
+    columnWidth: 353
   "git-plus":
     general:
       _analyticsUserId: "7166f9aa-c565-4854-ae51-7f6e672459f0"
diff --git a/bundle/config b/bundle/config
index d2b22b4..09c7580 100644
--- a/bundle/config
+++ b/bundle/config
@@ -5,3 +5,6 @@ BUNDLE_GEM__COC: "1"
 BUNDLE_GEM__MIT: "1"
 BUNDLE_GEM__TEST: "rspec"
 BUNDLE_IGNORE_MESSAGES: "true"
+BUNDLE_GEM__CI: "github"
+BUNDLE_GEM__CHANGELOG: "false"
+BUNDLE_GEM__RUBOCOP: "false"
diff --git a/config/fish/config.fish b/config/fish/config.fish
index d12cfd1..8810707 100644
--- a/config/fish/config.fish
+++ b/config/fish/config.fish
@@ -12,6 +12,11 @@ set -x DEVELOPER $HOME/Developer
 # Homebrew and brew-cask options
 set -x HOMEBREW_CASK_OPTS "--appdir=~/Applications"
 
+# Source functions for asdf, a multi-purpose version manager
+if test -f /usr/local/opt/asdf/asdf.fish
+  source /usr/local/opt/asdf/asdf.fish
+end
+
 # Source sensitive configuration
 if test -f $HOME/.config/fish/local.fish
   source $HOME/.config/fish/local.fish
diff --git a/config/fish/functions/fish_right_prompt.fish b/config/fish/functions/fish_right_prompt.fish
index 40867d3..ae29d58 100644
--- a/config/fish/functions/fish_right_prompt.fish
+++ b/config/fish/functions/fish_right_prompt.fish
@@ -1,8 +1,10 @@
 function fish_right_prompt
-  if contains rbenv (functions)
-    set -l red (set_color red)
-    set -l normal (set_color normal)
+  set -l red (set_color red)
+  set -l normal (set_color normal)
 
+  if contains rbenv (functions)
     echo $red(rbenv version-name)$normal
+  else if contains asdf (functions)
+    echo $red(asdf current ruby | awk '{print $2}')$normal
   end
 end
diff --git a/local/bin/intensify b/local/bin/intensify
index 49a9c3a..0d0e762 100755
--- a/local/bin/intensify
+++ b/local/bin/intensify
@@ -55,7 +55,7 @@ while [ "$n" -lt "$count" ]; do
 done
 
 # Combine the frames into an infinitely looping GIF
-gif=${2:-"${filename%.*}_intensifies.gif"}
+gif=${2:-"${filename%.*}-intensifies.gif"}
 convert -loop 0 -background none -dispose Background -delay 1x30 "${frame}"-*.gif "$gif"
 
 # Clean up