diff --git a/flake.lock b/flake.lock
index 330dce8..bdd11db 100644
--- a/flake.lock
+++ b/flake.lock
@@ -380,30 +380,6 @@
         "url": "https://git.pleshevski.ru/mynix/neovim"
       }
     },
-    "mytools": {
-      "inputs": {
-        "flake-utils": [
-          "flake-utils"
-        ],
-        "nixpkgs": [
-          "nixpkgs"
-        ],
-        "poetry2nix": "poetry2nix"
-      },
-      "locked": {
-        "lastModified": 1679901802,
-        "narHash": "sha256-BT/2TqtolnSYqi1vpx0nBo5idlPLwl+5ZY+e/T+dm6o=",
-        "ref": "refs/heads/main",
-        "rev": "b5afe25a79bfefe1da34d70779658ea7f313938b",
-        "revCount": 32,
-        "type": "git",
-        "url": "https://git.pleshevski.ru/mynix/tools"
-      },
-      "original": {
-        "type": "git",
-        "url": "https://git.pleshevski.ru/mynix/tools"
-      }
-    },
     "neoformat": {
       "flake": false,
       "locked": {
@@ -492,34 +468,20 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1679944645,
-        "narHash": "sha256-e5Qyoe11UZjVfgRfwNoSU57ZeKuEmjYb77B9IVW7L/M=",
+        "lastModified": 1680122840,
+        "narHash": "sha256-zCQ/9iFHzCW5JMYkkHMwgK1/1/kTMgCMHq4THPINpAU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4bb072f0a8b267613c127684e099a70e1f6ff106",
+        "rev": "a575c243c23e2851b78c00e9fa245232926ec32f",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-unstable",
+        "ref": "nixos-22.11",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
-    "nixpkgs_3": {
-      "locked": {
-        "lastModified": 1679281263,
-        "narHash": "sha256-neMref1GTruSLt1jBgAw+lvGsZj8arQYfdxvSi5yp4Q=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "8276a165b9fa3db1a7a4f29ee29b680e0799b9dc",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
-      }
-    },
     "nixpkgs_unstable": {
       "locked": {
         "lastModified": 1680110233,
@@ -665,31 +627,6 @@
         "type": "github"
       }
     },
-    "poetry2nix": {
-      "inputs": {
-        "flake-utils": [
-          "mytools",
-          "flake-utils"
-        ],
-        "nixpkgs": [
-          "mytools",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1679445660,
-        "narHash": "sha256-yhO+5d5Ilxybmt3/oGI7KJ/kjnDq50MLrPIvjc40qeg=",
-        "owner": "nix-community",
-        "repo": "poetry2nix",
-        "rev": "50ec694c27a12bc178fff961c4dd927fa6a47f18",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "poetry2nix",
-        "type": "github"
-      }
-    },
     "root": {
       "inputs": {
         "agenix": "agenix",
@@ -698,12 +635,10 @@
         "home-manager": "home-manager",
         "mailserver": "mailserver",
         "myneovim": "myneovim",
-        "mytools": "mytools",
         "nil": "nil",
         "nixpkgs": "nixpkgs_2",
         "nixpkgs_unstable": "nixpkgs_unstable",
         "vnetod": "vnetod",
-        "wd2": "wd2",
         "wired": "wired"
       }
     },
@@ -849,30 +784,6 @@
         "url": "https://git.pleshevski.ru/pleshevskiy/vnetod"
       }
     },
-    "wd2": {
-      "inputs": {
-        "flake-utils": [
-          "flake-utils"
-        ],
-        "nixpkgs": "nixpkgs_3",
-        "tools": [
-          "mytools"
-        ]
-      },
-      "locked": {
-        "lastModified": 1679321145,
-        "narHash": "sha256-XxNcy0ldrUKDZhaGaORtkAcnoZmnpc32KJVyeIGV2BY=",
-        "ref": "refs/heads/main",
-        "rev": "82d99a485c47870a92fb889af58908a41e695092",
-        "revCount": 18,
-        "type": "git",
-        "url": "https://git.pleshevski.ru/pleshevskiy/wd2"
-      },
-      "original": {
-        "type": "git",
-        "url": "https://git.pleshevski.ru/pleshevskiy/wd2"
-      }
-    },
     "wired": {
       "inputs": {
         "alejandra": "alejandra",
diff --git a/flake.nix b/flake.nix
index 0108d11..f53a73f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   inputs = {
     flake-utils.url = "github:numtide/flake-utils";
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-22.11";
     nixpkgs_unstable.url = "github:NixOS/nixpkgs/master";
     hardware.url = "github:NixOS/nixos-hardware/master";
 
@@ -33,19 +33,6 @@
       inputs.flake-utils.follows = "flake-utils";
     };
 
-    # my nix tools
-    mytools = {
-      url = "git+https://git.pleshevski.ru/mynix/tools";
-      inputs.nixpkgs.follows = "nixpkgs";
-      inputs.flake-utils.follows = "flake-utils";
-    };
-    # a wrapper for d2 tool
-    wd2 = {
-      url = "git+https://git.pleshevski.ru/pleshevskiy/wd2";
-      inputs.tools.follows = "mytools";
-      inputs.flake-utils.follows = "flake-utils";
-    };
-
     # tool to change .env faster
     vnetod = {
       url = "git+https://git.pleshevski.ru/pleshevskiy/vnetod";
@@ -128,6 +115,8 @@
           };
         })
     // {
+      overlays.default = import ./pkgs;
+
       nixosConfigurations =
         nixpkgs.lib.mapAttrs
           (hostname: { system
diff --git a/nixos/modules/nix.nix b/nixos/modules/nix.nix
index b913962..abb86be 100644
--- a/nixos/modules/nix.nix
+++ b/nixos/modules/nix.nix
@@ -1,8 +1,14 @@
-{ lib, config, ... }:
+{ lib, inputs, config, ... }:
 
 let
   inherit (builtins) elem;
   cfg = config.local.nix;
+
+  gitple = "https://git.pleshevski.ru";
+  mkRegistry = id: url: {
+    from = { type = "indirect"; inherit id; };
+    to = { type = "git"; inherit url; };
+  };
 in
 {
   options.local.nix = with lib; {
@@ -22,6 +28,15 @@ in
       (cfg.allowUnfreePackages != [ ])
       (pkg: elem (lib.getName pkg) cfg.allowUnfreePackages);
 
+    nixpkgs.overlays = lib.mkBefore [
+      inputs.self.overlays.default
+      (final: prev: {
+        unstable = import inputs.nixpkgs-unstable {
+          inherit (config.nixpkgs) config overlays system;
+        };
+      })
+    ];
+
     nix = {
       settings = {
         auto-optimise-store = true;
@@ -36,16 +51,18 @@ in
         keep-outputs = true;
       };
 
-      registry = lib.mkIf cfg.enableMyRegistry (
-        let
-          gitple = "https://git.pleshevski.ru";
-          mkRegistry = id: url: {
-            from = { type = "indirect"; inherit id; };
-            to = { type = "git"; inherit url; };
-          };
-        in
-        { templates = mkRegistry "tmpl" "${gitple}/mynix/templates"; }
-      );
+      registry = lib.mkMerge [
+        {
+          nixpkgs.flake = inputs.nixpkgs;
+          nixpkgs-unstable.flake = inputs.nixpkgs-unstable;
+        }
+
+        (lib.mkIf cfg.enableMyRegistry {
+          templates = mkRegistry "tmpl" "${gitple}/mynix/templates";
+          tools = mkRegistry "tools" "${gitple}/mynix/tools";
+          tools_wd2 = mkRegistry "wd2" "${gitple}/pleshevskiy/wd2";
+        })
+      ];
     };
   };
 }
diff --git a/packages/default.nix b/packages/default.nix
new file mode 100644
index 0000000..270f45a
--- /dev/null
+++ b/packages/default.nix
@@ -0,0 +1,6 @@
+{ callPackage }:
+
+
+callPackage ./woodpecker { } // {
+  myip = callPackage ./myip.nix { };
+}