diff --git a/plugins/gem/_gem b/plugins/gem/_gem
index 92feebe95..0e52fd02e 100644
--- a/plugins/gem/_gem
+++ b/plugins/gem/_gem
@@ -25,6 +25,7 @@ _1st_arguments=(
   'lock:Generate a lockdown list of gems'
   'mirror:Mirror all gem files (requires rubygems-mirror)'
   'outdated:Display all gems that need updates'
+  'open:Open gem in $EDITOR'
   'owner:Manage gem owners on RubyGems.org.'
   'pristine:Restores installed gems to pristine condition from files located in the gem cache'
   'push:Push a gem up to RubyGems.org'
@@ -66,7 +67,7 @@ case "$words[1]" in
         _gem_installed
         _requested installed_gems expl 'installed gems' compadd -a installed_gems
       fi ;;
-  uninstall|update)
+  uninstall|update|open)
     _gem_installed
     _wanted installed_gems expl 'installed gems' compadd -a installed_gems ;;
 esac
diff --git a/themes/bitboxer.zsh-theme b/themes/bitboxer.zsh-theme
new file mode 100644
index 000000000..9ae4b2867
--- /dev/null
+++ b/themes/bitboxer.zsh-theme
@@ -0,0 +1,10 @@
+if [[ -n $SSH_CONNECTION ]]; then
+  export PS1="%{$fg[green]%}%n@%m:%{$reset_color%}% %3~$(git_info_for_prompt)% # "
+else
+  export PS1='%F{green}%3~%f$(git_prompt_info)%# '
+fi
+
+ZSH_THEME_GIT_PROMPT_PREFIX="[%F{yellow}"
+ZSH_THEME_GIT_PROMPT_SUFFIX="%f]"
+ZSH_THEME_GIT_PROMPT_DIRTY="%F{red}*%f"
+ZSH_THEME_GIT_PROMPT_CLEAN=""