+** pdf-tools
+
+#+begin_src emacs-lisp
+(use-package pdf-tools
+ :magic ("%PDF" . pdf-view-mode)
+ :config (pdf-tools-install)
+ :bind
+ (:map pdf-view-mode-map
+ ("C-s" . isearch-forward)
+ ("C-r" . isearch-backward)
+ ("j" . pdf-view-next-line-or-next-page)
+ ("k" . pdf-view-previous-line-or-previous-page)))
+#+end_src
+
+** anzu
+
+#+begin_src emacs-lisp
+(use-package anzu)
+#+end_src
+