diff --git a/config/buffers.org b/config/buffers.org
index e1ca59e..08f700c 100644
--- a/config/buffers.org
+++ b/config/buffers.org
@@ -14,7 +14,7 @@
 #+begin_src emacs-lisp
   ;; Config file shortcut
   (defun my/open-init-file ()
-    "Open emacs init file"
+    "Open emacs init file."
     (interactive)
     (find-file (locate-user-emacs-file "init.el")))
   (keymap-global-set "C-c w c" #'my/open-init-file)
@@ -23,7 +23,7 @@
 #+begin_src emacs-lisp
   ;; NixOS flake shortcut
   (defun my/open-nixos-flake ()
-    "Open NixOS system config flake"
+    "Open NixOS system config flake."
     (interactive)
     (let ((flake "/etc/nixos/flake.nix"))
       (if (file-exists-p flake)
@@ -34,43 +34,43 @@
 ** Templates file
 #+begin_src emacs-lisp
   ;; Tempel template file shortcut
-  (with-eval-after-load 'tempel
-    (defun my/open-template-file ()
-      "Open `tempel' template file"
-      (interactive)
-      (find-file tempel-path))
-    (keymap-global-set "C-c w t" #'my/open-template-file))
+  (defun my/open-template-file ()
+    "Open `tempel' template file."
+    (interactive)
+    (require 'tempel)
+    (find-file tempel-path))
+  (keymap-global-set "C-c w t" #'my/open-template-file)
 #+end_src
 ** Org directory
 #+begin_src emacs-lisp
   ;; Org directory shortcut
-  (with-eval-after-load 'org
-    (defun my/open-org-directory ()
-      "Open base org-mode directory in dired"
-      (interactive)
-      (find-file org-directory))
-    (keymap-global-set "C-c w o" #'my/open-org-directory))
+  (defun my/open-org-directory ()
+    "Open base org-mode directory in dired."
+    (interactive)
+    (require 'org)
+    (find-file org-directory))
+  (keymap-global-set "C-c w o" #'my/open-org-directory)
 #+end_src
 ** RSS feeds file
 #+begin_src emacs-lisp
   ;; Elfeed feeds file shortcut
-  (with-eval-after-load 'org
-    (defun my/open-feeds-file ()
-      "Open org file containing elfeed sources"
-      (interactive)
-      (require 'elfeed)
-      (require 'elfeed-org)
-      (find-file (expand-file-name "feeds.org" elfeed-base-directory))))
+  (defun my/open-feeds-file ()
+    "Open org file containing elfeed sources."
+    (interactive)
+    (require 'org)
+    (require 'elfeed)
+    (require 'elfeed-org)
+    (find-file (expand-file-name "feeds.org" elfeed-base-directory)))
   (keymap-global-set "C-c w f" #'my/open-feeds-file)
 #+end_src
 ** Documents and Downloads
 #+begin_src emacs-lisp
   (defun my/open-documents-directory ()
-    "Open Documents directory"
+    "Open Documents directory."
     (interactive)
     (find-file "~/Documents/"))
   (defun my/open-downloads-directory ()
-    "Open Downloads directory"
+    "Open Downloads directory."
     (interactive)
     (find-file "~/Downloads/"))
   (keymap-global-set "C-c w d" #'my/open-documents-directory)
@@ -78,14 +78,36 @@
 #+end_src
 ** Projects directory
 #+begin_src emacs-lisp
-  (with-eval-after-load 'magit
-    (defun my/open-projects-directory ()
-      "Open Projects directory.
+  (defun my/open-projects-directory ()
+    "Open Projects directory.
   Try `magit-clone-default-directory' if available, fall back to
    ~/Projects otherwise."
-      (interactive)
-      (find-file (if magit-clone-default-directory
-                     magit-clone-default-directory
-                   "~/Projects/")))
-    (keymap-global-set "C-c w p" #'my/open-projects-directory))
+    (interactive)
+    (require 'magit)
+    (find-file (if magit-clone-default-directory
+                   magit-clone-default-directory
+                 "~/Projects/")))
+  (keymap-global-set "C-c w p" #'my/open-projects-directory)
+#+end_src
+* Common project shortcuts
+** NixOS
+#+begin_src emacs-lisp
+  (defun my/open-nixos-project ()
+    "Open NixOS config project."
+    (interactive)
+    (require 'project)
+    (let ((nixos "/etc/nixos/"))
+      (if (file-directory-p nixos)
+          (project-switch-project nixos)
+        (warn (concat nixos " not found")))))
+  (keymap-global-set "C-c p n" #'my/open-nixos-project)
+#+end_src
+** emacs
+#+begin_src emacs-lisp
+  (defun my/open-emacs-project ()
+    "Open Emacs config project."
+    (interactive)
+    (require 'project)
+    (project-switch-project user-emacs-directory))
+  (keymap-global-set "C-c p e" #'my/open-emacs-project)
 #+end_src