diff --git a/machines/X2100-Laptop/default.nix b/machines/X2100-Laptop/default.nix
index 651fdf1..d1418c5 100644
--- a/machines/X2100-Laptop/default.nix
+++ b/machines/X2100-Laptop/default.nix
@@ -1,4 +1,4 @@
-{ inputs, lib, config, ... }: {
+{ inputs, lib, config, pkgs, ... }: {
   imports = [ ./hardware-configuration.nix inputs.self.nixosProfiles.desktop ];
   deviceSpecific.devInfo = {
     cpu = {
@@ -13,7 +13,7 @@
     };
     ram = 16;
   };
-  home-manager.users.balsoft.xdg.configFile."simple-osd/brightness".text = (import ../../support.nix { inherit lib config; }).genIni {
+  home-manager.users.balsoft.xdg.configFile."simple-osd/brightness".text = pkgs.my-lib.genIni {
     default = {
       "backlight backend" = "/sys/class/backlight/intel_backlight";
       "refresh interval" = 100;
diff --git a/modules/applications.nix b/modules/applications.nix
index 63f246e..85142d9 100755
--- a/modules/applications.nix
+++ b/modules/applications.nix
@@ -1,5 +1,5 @@
 { pkgs, config, lib, ... }:
-with import ../support.nix { inherit lib config; }; {
+{
   options.defaultApplications = lib.mkOption {
     type = lib.types.attrs;
     description = "Preferred applications";
diff --git a/modules/applications/emacs/default.nix b/modules/applications/emacs/default.nix
index 78119b0..ae9c36b 100644
--- a/modules/applications/emacs/default.nix
+++ b/modules/applications/emacs/default.nix
@@ -67,6 +67,7 @@ in {
           treemacs-projectile
           dap-mode
           forge
+          crdt
         ];
     };
 
diff --git a/modules/applications/firefox.nix b/modules/applications/firefox.nix
index 07bd0e5..5ab36ef 100644
--- a/modules/applications/firefox.nix
+++ b/modules/applications/firefox.nix
@@ -1,5 +1,4 @@
 { config, pkgs, lib, ... }:
-with import ../../support.nix { inherit lib config; };
 let thm = config.themes.colors;
 in {
   environment.sessionVariables = {
diff --git a/modules/applications/geary.nix b/modules/applications/geary.nix
index cc7d30b..9808b2c 100644
--- a/modules/applications/geary.nix
+++ b/modules/applications/geary.nix
@@ -1,5 +1,5 @@
 { config, pkgs, lib, ... }:
-with import ../../support.nix { inherit lib config; }; let
+let
   gearyConfig = {
     Account = {
       label = "";
@@ -57,7 +57,7 @@ in {
   home-manager.users.balsoft = {
     xdg.configFile."geary/user-style.css".text = ''
       *, html, body, body.plain div, body.plain a, body.plain p, body.plain span {
-        background: ${config.themes.colors .bg} !important;
+        background: ${config.themes.colors.bg} !important;
         color: ${config.themes.colors.fg} !important;
         font-family: 'IBM Plex Mono', monospace !important;
       }
@@ -67,7 +67,7 @@ in {
     '';
     home.activation.geary = ''
       mkdir -p "$XDG_CONFIG_HOME/geary/account_03"
-      $DRY_RUN_CMD ln -sf $VERBOSE_ARG ${builtins.toFile "geary.ini" (genIni gearyConfig)} "$XDG_CONFIG_HOME/geary/account_03/geary.ini"
+      $DRY_RUN_CMD ln -sf $VERBOSE_ARG ${builtins.toFile "geary.ini" (pkgs.my-lib.genIni gearyConfig)} "$XDG_CONFIG_HOME/geary/account_03/geary.ini"
     '';
   };
 }
diff --git a/modules/applications/himalaya.nix b/modules/applications/himalaya.nix
new file mode 100644
index 0000000..6ac8490
--- /dev/null
+++ b/modules/applications/himalaya.nix
@@ -0,0 +1,24 @@
+{ config, pkgs, inputs, lib, ... }: {
+  environment.systemPackages = [ inputs.himalaya.defaultPackage.x86_64-linux ];
+  home-manager.users.balsoft = {
+    xdg.configFile."himalaya/config.toml".text = pkgs.my-lib.genIni {
+      default = {
+        name = "Alexander Bantyev";
+        signature = "Regards,";
+        downloads-dir = "'/home/balsoft/Downloads/mail'";
+      };
+      maiol = {
+        default = true;
+        email = "balsoft@balsoft.ru";
+        imap-host = "balsoft.ru";
+        imap-login = "balsoft@balsoft.ru";
+        imap-passwd-cmd = "cat ${config.secrets.email.decrypted}";
+        imap-port = 993;
+        smtp-host = "balsoft.ru";
+        smtp-login = "balsoft@balsoft.ru";
+        smtp-passwd-cmd = "cat ${config.secrets.email.decrypted}";
+        smtp-port = 465;
+      };
+    };
+  };
+}
diff --git a/modules/applications/packages.nix b/modules/applications/packages.nix
index bbfdd00..39a9615 100644
--- a/modules/applications/packages.nix
+++ b/modules/applications/packages.nix
@@ -41,6 +41,5 @@
       gnome3.simple-scan
       shellcheck
       proselint
-      inputs.himalaya.defaultPackage.x86_64-linux
     ];
 }
diff --git a/modules/default.nix b/modules/default.nix
index b2fb57c..792bedd 100755
--- a/modules/default.nix
+++ b/modules/default.nix
@@ -10,6 +10,7 @@ builtins.listToAttrs (builtins.map (path: {
   ./applications/emacs
   ./applications/firefox.nix
   ./applications/geary.nix
+  ./applications/himalaya.nix
   ./applications/okular.nix
   ./applications/packages.nix
   ./applications/weechat.nix
diff --git a/modules/overlay.nix b/modules/overlay.nix
index f89af32..77093a3 100644
--- a/modules/overlay.nix
+++ b/modules/overlay.nix
@@ -7,6 +7,21 @@ let
     config = config.nixpkgs.config;
     localSystem = { inherit system; };
   });
+  mkKeyValue = key: value:
+    let
+      mvalue = if builtins.isBool value then
+        (if value then "true" else "false")
+      else if (builtins.isString value && key != "include-file") then
+        value
+      else
+        builtins.toString value;
+    in "${key}=${mvalue}";
+  attrsToList = with builtins;
+    x:
+    (map (key: {
+      name = key;
+      value = getAttr key x;
+    }) (attrNames x));
 in {
   nixpkgs.overlays = [
     (import inputs.emacs-overlay)
@@ -15,6 +30,53 @@ in {
         meta = super.nix.meta // { platforms = lib.platforms.unix; };
       };
 
+      my-lib = rec {
+        genIni = lib.generators.toINI { inherit mkKeyValue; };
+        genIniOrdered = lst:
+          (builtins.concatStringsSep "\n" (map ({ name ? "widget", ... }@attrs:
+            builtins.concatStringsSep "\n" ([ "[${name}]" ]
+              ++ (map ({ name, value }: mkKeyValue name value)
+                (attrsToList (builtins.removeAttrs attrs [ "name" ]))))) lst))
+          + "\n";
+        thm = config.themes.colors;
+        splitHex = hexStr:
+          map (x: builtins.elemAt x 0) (builtins.filter (a: a != "" && a != [ ])
+            (builtins.split "(.{2})" (builtins.substring 1 6 hexStr)));
+        hex2decDigits = rec {
+          "0" = 0;
+          "1" = 1;
+          "2" = 2;
+          "3" = 3;
+          "4" = 4;
+          "5" = 5;
+          "6" = 6;
+          "7" = 7;
+          "8" = 8;
+          "9" = 9;
+          "a" = 10;
+          "b" = 11;
+          "c" = 12;
+          "d" = 13;
+          "e" = 14;
+          "f" = 15;
+          A = a;
+          B = b;
+          C = c;
+          D = d;
+          E = e;
+          F = f;
+        };
+
+        doubleDigitHexToDec = hex:
+          16 * hex2decDigits."${builtins.substring 0 1 hex}"
+          + hex2decDigits."${builtins.substring 1 2 hex}";
+        thmDec = builtins.mapAttrs (name: color: colorHex2Dec color) thm;
+        colorHex2Dec = color:
+          builtins.concatStringsSep ","
+          (map (x: toString (doubleDigitHexToDec x)) (splitHex color));
+
+      };
+
       nur = (import inputs.NUR {
         pkgs = old;
         nurpkgs = pkgs;
@@ -32,14 +94,14 @@ in {
 
       nerdfonts = nur.balsoft.pkgs.roboto-mono-nerd;
 
-      weechatScripts.wee-slack = super.weechatScripts.wee-slack.overrideAttrs (oa: {
-        src = inputs.wee-slack;
-        patches = [(builtins.elemAt oa.patches 0)];
-      });
+      weechatScripts.wee-slack = super.weechatScripts.wee-slack.overrideAttrs
+        (oa: {
+          src = inputs.wee-slack;
+          patches = [ (builtins.elemAt oa.patches 0) ];
+        });
 
-      nix-zsh-completions = super.nix-zsh-completions.overrideAttrs (_: {
-        src = inputs.nix-zsh-completions;
-      });
+      nix-zsh-completions = super.nix-zsh-completions.overrideAttrs
+        (_: { src = inputs.nix-zsh-completions; });
     })
   ];
   nixpkgs.config = {
diff --git a/modules/workspace/i3blocks/default.nix b/modules/workspace/i3blocks/default.nix
index 20516e2..4cefa16 100644
--- a/modules/workspace/i3blocks/default.nix
+++ b/modules/workspace/i3blocks/default.nix
@@ -1,5 +1,4 @@
 { pkgs, config, lib, ... }:
-with import ../../../support.nix { inherit pkgs config lib; };
 with lib;
 let scripts = import ./scripts pkgs config;
 in {
@@ -54,7 +53,7 @@ in {
     in ''
       interval=60
       markup=pango
-    '' + genIniOrdered ([ (scr "email") ]
+    '' + pkgs.my-lib.genIniOrdered ([ (scr "email") ]
       ++ [ (scrint "weather" 600) (scr "emacs") (scr "nixos") ]
       ++ [ (scrint "youtrack-wage" 3600) (scrint "music" 3) (scrint "sound" 1) ]
       ++ [
diff --git a/modules/workspace/kde/default.nix b/modules/workspace/kde/default.nix
index 1cf0060..63dbe88 100644
--- a/modules/workspace/kde/default.nix
+++ b/modules/workspace/kde/default.nix
@@ -1,5 +1,6 @@
 { pkgs, lib, config, ... }:
-with import ../../../support.nix { inherit lib config; }; {
+with pkgs.my-lib;
+{
   xdg.portal.enable = true;
   services.dbus.packages =
     [ pkgs.firefox pkgs.systemd pkgs.papirus-icon-theme ];
diff --git a/modules/workspace/simple-osd-daemons.nix b/modules/workspace/simple-osd-daemons.nix
index fe60013..3b1e567 100644
--- a/modules/workspace/simple-osd-daemons.nix
+++ b/modules/workspace/simple-osd-daemons.nix
@@ -7,7 +7,7 @@ let
       Restart = "always";
     };
   };
-  inherit (import ../../support.nix { inherit lib config; }) genIni;
+  inherit (pkgs.my-lib) genIni;
   daemons = names:
     builtins.listToAttrs (builtins.map (name: {
       name = "simple-osd-${name}";
diff --git a/profiles/desktop.nix b/profiles/desktop.nix
index c8d2aec..649743c 100644
--- a/profiles/desktop.nix
+++ b/profiles/desktop.nix
@@ -14,6 +14,7 @@
     emacs
     firefox
     geary
+    himalaya
     packages
     weechat
     yt-utilities
diff --git a/support.nix b/support.nix
deleted file mode 100755
index e9a3d72..0000000
--- a/support.nix
+++ /dev/null
@@ -1,62 +0,0 @@
-{ lib, config, ... }:
-let
-  mkKeyValue = key: value:
-    let
-      mvalue = if builtins.isBool value then
-        (if value then "true" else "false")
-      else if (builtins.isString value && key != "include-file") then
-        value
-      else
-        builtins.toString value;
-    in "${key}=${mvalue}";
-  attrsToList = with builtins;
-    x:
-    (map (key: {
-      name = key;
-      value = getAttr key x;
-    }) (attrNames x));
-in rec {
-  genIni = lib.generators.toINI { inherit mkKeyValue; };
-  genIniOrdered = lst:
-    (builtins.concatStringsSep "\n" (map ({ name ? "widget", ... }@attrs:
-      builtins.concatStringsSep "\n" ([ "[${name}]" ]
-        ++ (map ({ name, value }: mkKeyValue name value)
-          (attrsToList (builtins.removeAttrs attrs [ "name" ]))))) lst)) + "\n";
-  thm = config.themes.colors;
-  splitHex = hexStr:
-    map (x: builtins.elemAt x 0) (builtins.filter (a: a != "" && a != [ ])
-      (builtins.split "(.{2})" (builtins.substring 1 6 hexStr)));
-  hex2decDigits = rec {
-    "0" = 0;
-    "1" = 1;
-    "2" = 2;
-    "3" = 3;
-    "4" = 4;
-    "5" = 5;
-    "6" = 6;
-    "7" = 7;
-    "8" = 8;
-    "9" = 9;
-    "a" = 10;
-    "b" = 11;
-    "c" = 12;
-    "d" = 13;
-    "e" = 14;
-    "f" = 15;
-    A = a;
-    B = b;
-    C = c;
-    D = d;
-    E = e;
-    F = f;
-  };
-
-  doubleDigitHexToDec = hex:
-    16 * hex2decDigits."${builtins.substring 0 1 hex}"
-    + hex2decDigits."${builtins.substring 1 2 hex}";
-  thmDec = builtins.mapAttrs (name: color: colorHex2Dec color) thm;
-  colorHex2Dec = color:
-    builtins.concatStringsSep ","
-    (map (x: toString (doubleDigitHexToDec x)) (splitHex color));
-
-}