diff --git a/modules/gui.nix b/modules/gui.nix
index 9625bad..17f806e 100644
--- a/modules/gui.nix
+++ b/modules/gui.nix
@@ -1,6 +1,8 @@
 { config, lib, pkgs, ... }:
 
-{
+let tmux_config = builtins.readFile /home/coolneng/.tmux.conf;
+
+in {
   # Display manager
   services.xserver.enable = true;
   services.xserver.displayManager = {
@@ -82,92 +84,7 @@
     shortcut = "x";
     terminal = "screen-256";
     baseIndex = 1;
-    extraConfig = ''
-      ## set terminal bell
-      set -g bell-action any
-
-      # i3 split bindings
-      bind g split-window -h
-      bind v split-window -v
-      unbind '"'
-      unbind %
-      unbind m
-
-      # vim split navigation
-      bind h select-pane -L
-      bind j select-pane -D
-      bind k select-pane -U
-      bind l select-pane -R
-
-      # equalize splits with x
-      unbind space
-      bind space select-layout even-vertical
-
-      # window switching
-      unbind n
-      unbind c
-      bind c new-window
-      unbind ,
-      unbind .
-      bind , previous-window
-      bind . next-window
-      bind-key n command-prompt "rename-window '%%'"
-
-      # change kill window bind
-      unbind &
-      unbind x
-      bind x kill-session
-
-      # switch to last session
-      bind S switch-client -l
-
-      # force a reload of the config file
-      unbind r
-      bind r source-file ~/.tmux.conf
-
-      set -g status on
-      set -g pane-base-index 1
-      set -g base-index 1
-      set -g set-titles on
-      set -g aggressive-resize on
-      set-option -g set-titles-string '#{pane_current_command}'
-      set-option -g visual-activity on
-      set-option -g status-position bottom
-      set-option -g renumber-windows on
-      set-window-option -g monitor-activity off
-      set-option -g allow-rename off
-
-      # copy mode
-      unbind [
-      bind Escape copy-mode
-      bind-key -T copy-mode-vi 'v' send -X begin-selection # Begin selection in copy mode.
-      bind-key -T copy-mode-vi 'C-v' send -X rectangle-toggle # Begin selection in copy mode.
-      bind-key -T copy-mode-vi 'y' send -X copy-selection # Yank selection in copy mode.
-
-      set -g mouse on
-      bind -T root WheelUpPane   if-shell -F -t = "#{alternate_on}" "send-keys -M" "select-pane -t =; copy-mode -e; send-keys -M"
-      bind -T root WheelDownPane if-shell -F -t = "#{alternate_on}" "send-keys -M" "select-pane -t =; send-keys -M"
-
-      # Colorscheme
-      set -g status-justify "centre"
-      set -g status "on"
-      set -g status-left-style "none"
-      set -g message-command-style "fg=#c6c8d1,bg=#2e3244"
-      set -g status-right-style "none"
-      set -g pane-active-border-style "fg=#454b68"
-      set -g status-style "none,bg=#1e2132"
-      set -g message-style "fg=#c6c8d1,bg=#2e3244"
-      set -g pane-border-style "fg=#2e3244"
-      set -g status-right-length "100"
-      set -g status-left-length "100"
-      setw -g window-status-activity-style "none,fg=#454b68,bg=#1e2132"
-      setw -g window-status-separator ""
-      setw -g window-status-style "none,fg=#c6c8d1,bg=#1e2132"
-      set -g status-left "#[fg=#c6c8d1,bg=#454b68,bold] #S #[fg=#454b68,bg=#2e3244,nobold,nounderscore,noitalics]#[fg=#c6c8d1,bg=#1e2132] #[fg=#1e2132,bg=#1e2132,nobold,nounderscore,noitalics]"
-      set -g status-right "#[fg=#1e2132,bg=#1e2132,nobold,nounderscore,noitalics]#[fg=#c6c8d1,bg=#1e2132]  #[fg=#2e3244,bg=#1e2132,nobold,nounderscore,noitalics]#[fg=#c6c8d1,bg=#2e3244] %b %d %Y #[fg=#454b68,bg=#2e3244,nobold,nounderscore,noitalics]#[fg=#c6c8d1,bg=#454b68,bold] %R #{prefix_highlight} "
-      setw -g window-status-format "#[fg=#1e2132,bg=#1e2132,nobold,nounderscore,noitalics] #[fg=#c6c8d1] #I  #W #[fg=#1e2132,bg=#1e2132,nobold,nounderscore,noitalics]"
-      setw -g window-status-current-format "#[fg=#1e2132,bg=#2e3244,nobold,nounderscore,noitalics]#[fg=#c6c8d1,bg=#2e3244] #I  #W  #[fg=#2e3244,bg=#1e2132,nobold,nounderscore,noitalics]"
-    '';
+    extraConfig = tmux_config;
   };
 
   # Automount external storage
@@ -204,4 +121,44 @@
     };
   };
 
+  # Clean up Doom Emacs monthly
+  systemd.user.services.doom-purge = {
+    description = "Purge Doom Emacs";
+    wantedBy = [ "default.target" ];
+    path = [ pkgs.emacs pkgs.git ];
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "/bin/sh /home/coolneng/.emacs.d/bin/doom purge";
+    };
+  };
+
+  systemd.user.timers.doom-purge = {
+    description = "Monthly purge of Doom Emacs";
+    wantedBy = [ "default.target" ];
+    timerConfig = {
+      OnCalendar = "13 22:00:00";
+      Unit = "doom-purge.service";
+    };
+  };
+
+  # Upgrade Neovim plugins weekly
+  systemd.user.services.vim-plug-upgrade = {
+    description = "Upgrade Vim-Plug";
+    wantedBy = [ "default.target" ];
+    path = [ pkgs.git pkgs.neovim ];
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "${pkgs.neovim}/bin/nvim +PlugUpgrade +PlugUpdate +qa";
+    };
+  };
+
+  systemd.user.timers.vim-plug-upgrade = {
+    description = "Weekly upgrade of Vim-Plug";
+    wantedBy = [ "default.target" ];
+    timerConfig = {
+      OnCalendar = "Wed 18:00:00";
+      Unit = "vim-plug-upgrade.service";
+    };
+  };
+
 }
diff --git a/modules/software.nix b/modules/software.nix
index 4574540..44d2c2f 100644
--- a/modules/software.nix
+++ b/modules/software.nix
@@ -35,6 +35,7 @@
     nixfmt
     podman-compose
     shellcheck
+    shfmt
     android-studio
     gnumake
     # Rice
@@ -50,8 +51,6 @@
     zathura
     libreoffice
     gnome3.simple-scan
-    # Propietary
-    skypeforlinux
     # Mail stack
     neomutt
     isync
@@ -64,6 +63,7 @@
     gimp
     mpv
     nodePackages.webtorrent-cli
+    transmission-gtk
     # File management
     zip
     unzip