diff --git a/hosts/dunamis/boot.nix b/hosts/dunamis/boot.nix
new file mode 100644
index 0000000..7ab401b
--- /dev/null
+++ b/hosts/dunamis/boot.nix
@@ -0,0 +1,55 @@
+{
+  pkgs,
+  inputs,
+  ...
+}: {
+  imports = with inputs; [
+    chaotic.nixosModules.default
+  ];
+  boot = {
+    # kernelPackages = pkgs.linuxPackages_latest;
+    kernelPackages = pkgs.linuxPackages_cachyos;
+    kernelModules = ["kvm-amd"];
+    kernelParams = [
+      # "mitigations=auto"
+      # "spectre_v2=on"
+      # "spectre_v2_user=on"
+      # "spectre_bhi=on"
+      # "spec_store_bypass_disable=on"
+      # "tsx=off"
+      # "kvm.nx_huge_pages=force"
+      # "l1d_flush=on"
+      "amd_iommu=force_isolation"
+      "debugfs=off"
+      "efi=disable_early_pci_dma"
+      "gather_data_sampling=force"
+      # "ia32_emulation=0"
+      "intel_iommu=on"
+      "iommu.passthrough=0"
+      "iommu.strict=1"
+      "iommu=force"
+      "lockdown=confidentiality"
+      "module.sig_enforce=1"
+      "page_alloc.shuffle=1"
+      "reg_file_data_sampling=on"
+      "spec_rstack_overflow=safe-ret"
+      "vsyscall=none"
+    ];
+    initrd = {
+      availableKernelModules = ["xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod"];
+      kernelModules = ["i915"];
+      systemd.enable = true; # needed for auto-unlocking with TPM
+    };
+    loader.efi.canTouchEfiVariables = true;
+    loader.systemd-boot = {
+      enable = true;
+      consoleMode = "auto";
+    };
+    plymouth.enable = true;
+  };
+  console = {
+    earlySetup = true;
+    packages = [pkgs.terminus_font];
+    font = "${pkgs.terminus_font}/share/consolefonts/ter-c18n.psf.gz";
+  };
+}
diff --git a/hosts/dunamis/configuration.nix b/hosts/dunamis/configuration.nix
index c3fa924..7654ea6 100644
--- a/hosts/dunamis/configuration.nix
+++ b/hosts/dunamis/configuration.nix
@@ -1,104 +1,39 @@
-{
-  pkgs,
-  config,
-  inputs,
-  ...
-}: {
+{inputs, ...}: {
   imports = with inputs; [
-    chaotic.nixosModules.default
-    lix.nixosModules.default
     self.nixosModules.desktop
     self.nixosModules.system
-    ./hardware.nix
-    ./programs.nix
-    ./stylix.nix
-    # ./stylix-light.nix
+    ./boot.nix
     ./disko.nix
-    ./users.nix
+    ./hardware.nix
+    ./networking.nix
+    ./nix.nix
+    ./programs.nix
+    ./services.nix
     ./sops.nix
+    ./stylix.nix
+    ./users.nix
   ];
 
-  desktop = {
-    niri.enable = true;
-  };
+  desktop.niri.enable = true;
 
-  nix = {
-    channel.enable = false;
-    settings.experimental-features = ["nix-command" "flakes"];
-    daemonCPUSchedPolicy = "idle";
-    sshServe.enable = true;
-    sshServe.write = true;
-    sshServe.keys = map (f: builtins.readFile f) config.users.users.user.openssh.authorizedKeys.keyFiles;
-  };
+  environment.memoryAllocator.provider = "mimalloc";
+
+  locale.ukrainian.enable = true;
+
+  opentabletdriver.enable = false;
+
+  qmk-vial.enable = true;
+
+  security.basic.enable = true;
 
   system.stateVersion = "25.05";
 
   time.timeZone = "Europe/Kyiv";
-  locale.ukrainian.enable = true;
 
-  networking = {
-    networkmanager.enable = true;
-    hostName = "dunamis";
+  virtual.libvirt.enable = true;
+
+  wireless = {
+    bluetooth.enable = true;
+    bluetooth.enableBlueman = true;
   };
-
-  boot = {
-    kernelPackages = pkgs.linuxPackages_cachyos;
-    # kernelPackages = pkgs.linuxPackages_latest;
-    plymouth.enable = true;
-    loader.efi.canTouchEfiVariables = true;
-    loader.systemd-boot = {
-      enable = true;
-      consoleMode = "auto";
-    };
-  };
-
-  console = {
-    earlySetup = true;
-    packages = [pkgs.terminus_font];
-    font = "${pkgs.terminus_font}/share/consolefonts/ter-c18n.psf.gz";
-  };
-
-  environment.memoryAllocator.provider = "mimalloc";
-
-  services = {
-    # hardware.openrgb.enable = true;
-    flatpak.enable = true;
-    fstrim.enable = true;
-    fwupd.enable = true;
-    openssh.enable = true;
-    syncthing.openDefaultPorts = true;
-    dnscrypt-proxy2 = {
-      enable = true;
-      settings = {
-        require_dnssec = true;
-        server_names = ["mullvad-doh"];
-        bootstrap_resolvers = ["9.9.9.11:53" "9.9.9.9:53"];
-      };
-    };
-    opensnitch = {
-      enable = false;
-      settings = {
-        DefaultAaction = "deny";
-        Firewall = "iptables";
-        InterceptUnknown = true;
-        ProcMonitorMethod = "ebpf";
-      };
-    };
-  };
-  services.scx = {
-    enable = true;
-    scheduler = "scx_flash";
-  };
-
-  security.basic.enable = true;
-
-  virtual = {
-    libvirt.enable = true;
-    podman.enable = false;
-  };
-
-  wireless.bluetooth.enableBlueman = true;
-
-  opentabletdriver.enable = false;
-  qmk-vial.enable = true;
 }
diff --git a/hosts/dunamis/disko.nix b/hosts/dunamis/disko.nix
index b058942..d62611d 100644
--- a/hosts/dunamis/disko.nix
+++ b/hosts/dunamis/disko.nix
@@ -10,7 +10,7 @@
   };
   disko.devices.disk.main = {
     type = "disk";
-    device = "/dev/nvme0n1";
+    device = "/dev/disk/by-id/nvme-eui.000000000000000100a075244b5d6185";
     content = {
       type = "gpt";
       partitions = {
@@ -26,6 +26,8 @@
               "fmask=0022"
               "dmask=0022"
               "noexec"
+              "nosuid"
+              "nodev"
             ];
           };
         };
@@ -33,7 +35,7 @@
           size = "100%";
           content = {
             type = "luks";
-            name = "luks-fe586da4-b164-4362-bcdf-9c5dd6c69a2b";
+            name = "luks-main";
             initrdUnlock = true;
             settings.allowDiscards = true;
             content = {
diff --git a/hosts/dunamis/hardware.nix b/hosts/dunamis/hardware.nix
index e751efd..76cd780 100644
--- a/hosts/dunamis/hardware.nix
+++ b/hosts/dunamis/hardware.nix
@@ -9,50 +9,6 @@
     (modulesPath + "/installer/scan/not-detected.nix")
   ];
 
-  wireless.bluetooth.enable = true;
-
-  services.logind = {
-    lidSwitch = "ignore";
-    powerKey = "suspend";
-  };
-
-  boot = {
-    kernelModules = ["kvm-amd"];
-    extraModulePackages = [];
-    initrd = {
-      systemd.enable = true; # needed for auto-unlocking with TPM
-      availableKernelModules = ["xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod"];
-      kernelModules = [
-        "i915"
-      ];
-    };
-  };
-  boot.kernelParams = [
-    # "mitigations=auto"
-    # "spectre_v2=on"
-    # "spectre_v2_user=on"
-    # "spectre_bhi=on"
-    # "spec_store_bypass_disable=on"
-    # "tsx=off"
-    # "kvm.nx_huge_pages=force"
-    # "l1d_flush=on"
-    "amd_iommu=force_isolation"
-    "debugfs=off"
-    "efi=disable_early_pci_dma"
-    "gather_data_sampling=force"
-    # "ia32_emulation=0"
-    "intel_iommu=on"
-    "iommu.passthrough=0"
-    "iommu.strict=1"
-    "iommu=force"
-    "lockdown=confidentiality"
-    "module.sig_enforce=1"
-    "page_alloc.shuffle=1"
-    "reg_file_data_sampling=on"
-    "spec_rstack_overflow=safe-ret"
-    "vsyscall=none"
-  ];
-
   hardware.graphics = {
     enable = true;
     extraPackages = with pkgs; [
diff --git a/hosts/dunamis/networking.nix b/hosts/dunamis/networking.nix
new file mode 100644
index 0000000..a7f313d
--- /dev/null
+++ b/hosts/dunamis/networking.nix
@@ -0,0 +1,6 @@
+{
+  networking = {
+    networkmanager.enable = true;
+    hostName = "dunamis";
+  };
+}
diff --git a/hosts/dunamis/nix.nix b/hosts/dunamis/nix.nix
new file mode 100644
index 0000000..488e915
--- /dev/null
+++ b/hosts/dunamis/nix.nix
@@ -0,0 +1,20 @@
+# TODO: better file name
+{
+  config,
+  inputs,
+  ...
+}: {
+  imports = with inputs; [
+    lix.nixosModules.default
+  ];
+  nix = {
+    channel.enable = false;
+    settings.experimental-features = ["nix-command" "flakes"];
+    daemonCPUSchedPolicy = "idle";
+    sshServe = {
+      enable = true;
+      write = true;
+      keys = map (f: builtins.readFile f) config.users.users.user.openssh.authorizedKeys.keyFiles;
+    };
+  };
+}
diff --git a/hosts/dunamis/services.nix b/hosts/dunamis/services.nix
new file mode 100644
index 0000000..5a7e2f8
--- /dev/null
+++ b/hosts/dunamis/services.nix
@@ -0,0 +1,35 @@
+{
+  services = {
+    # hardware.openrgb.enable = true;
+    flatpak.enable = true;
+    fstrim.enable = true;
+    fwupd.enable = true;
+    openssh.enable = true;
+    syncthing.openDefaultPorts = true;
+    dnscrypt-proxy2 = {
+      enable = true;
+      settings = {
+        require_dnssec = true;
+        server_names = ["mullvad-doh"];
+        bootstrap_resolvers = ["9.9.9.11:53" "9.9.9.9:53"];
+      };
+    };
+    opensnitch = {
+      enable = false;
+      settings = {
+        DefaultAaction = "deny";
+        Firewall = "iptables";
+        InterceptUnknown = true;
+        ProcMonitorMethod = "ebpf";
+      };
+    };
+    scx = {
+      enable = true;
+      scheduler = "scx_flash";
+    };
+    logind = {
+      lidSwitch = "ignore";
+      powerKey = "suspend";
+    };
+  };
+}
diff --git a/hosts/dunamis/sops.nix b/hosts/dunamis/sops.nix
index cf39eb2..8c20272 100644
--- a/hosts/dunamis/sops.nix
+++ b/hosts/dunamis/sops.nix
@@ -1,8 +1,7 @@
 {inputs, ...}: let
-  secretsPath = builtins.toString inputs.mysecrets;
 in {
-  imports = [
-    inputs.sops-nix.nixosModules.sops
+  imports = with inputs; [
+    sops-nix.nixosModules.sops
   ];
 
   sops = {
@@ -11,7 +10,7 @@ in {
       keyFile = "/var/lib/sops-nix/key.txt";
       generateKey = true;
     };
-    defaultSopsFile = "${secretsPath}/secrets.yaml";
+    defaultSopsFile = "${toString inputs.mysecrets}/secrets.yaml";
     secrets = {
       "user-password-hashed".neededForUsers = true;
       "ssh-config" = {
diff --git a/hosts/dunamis/users.nix b/hosts/dunamis/users.nix
index 1218067..69188d0 100644
--- a/hosts/dunamis/users.nix
+++ b/hosts/dunamis/users.nix
@@ -5,7 +5,6 @@
   ...
 }: let
   sopSec = config.sops.secrets;
-  secrets = inputs.mysecrets;
 in {
   nix.settings.trusted-users = [
     "user"
@@ -15,12 +14,12 @@ in {
   users.users = {
     user = {
       hashedPasswordFile = sopSec."user-password-hashed".path;
-      isNormalUser = true;
       extraGroups = ["wheel" "video" "libvirtd" "dialout"];
+      isNormalUser = true;
       shell = pkgs.fish;
-      openssh.authorizedKeys.keyFiles = [
-        "${secrets}/ssh/id_ed25519_sarien_user.pub"
-        "${secrets}/ssh/id_ed25519_eldrid_user.pub"
+      openssh.authorizedKeys.keyFiles = map (f: "${inputs.mysecrets}/ssh/" + f) [
+        "id_ed25519_sarien_user.pub"
+        "id_ed25519_eldrid_user.pub"
       ];
     };
   };
diff --git a/hosts/dunamis/users/user/flatpak.nix b/hosts/dunamis/users/user/flatpak.nix
index 1e06e06..d064ac5 100644
--- a/hosts/dunamis/users/user/flatpak.nix
+++ b/hosts/dunamis/users/user/flatpak.nix
@@ -18,37 +18,34 @@
     packages = [
       # misc
       "app.zen_browser.zen"
-      "net.mullvad.MullvadBrowser"
       "io.github.ungoogled_software.ungoogled_chromium"
-      "com.obsproject.Studio"
+      "net.mullvad.MullvadBrowser"
       "com.bitwarden.desktop"
       "com.github.tchx84.Flatseal"
+      "com.logseq.Logseq"
+      "com.obsproject.Studio"
+      "com.usebottles.bottles"
       "de.haeckerfelix.Fragments"
       "org.qbittorrent.qBittorrent"
 
-      # "com.transmissionbt.Transmission"
-      "com.usebottles.bottles"
-      "com.logseq.Logseq"
-      "org.octave.Octave"
-
       # chatting
-      "org.signal.Signal"
       "im.riot.Riot"
-      "org.telegram.desktop"
       "io.github.spacingbat3.webcord"
       "org.mozilla.Thunderbird"
+      "org.signal.Signal"
+      "org.telegram.desktop"
 
       # media
       "io.bassi.Amberol"
       "io.freetubeapp.FreeTube"
-      #"io.github.celluloid_player.Celluloid"
       # "io.mpv.Mpv"
+      #"io.github.celluloid_player.Celluloid"
 
       # gaming
       #"com.github._0negal.Viper"
+      "com.heroicgameslauncher.hgl"
       "com.valvesoftware.Steam"
       "net.lutris.Lutris"
-      "com.heroicgameslauncher.hgl"
       {
         appId = "org.unmojang.FjordLauncher";
         origin = "hero-persson";
@@ -62,14 +59,14 @@
         Context = {
           sockets = ["wayland" "!x11" "!fallback-x11"];
           filesystems = [
-            "!host"
             "!home"
+            "!host"
             "!~/.ssh"
-            "xdg-run/pipewire-0"
+            "/nix/store:ro"
             "xdg-config/gtk-3.0:ro"
             "xdg-config/gtk-4.0:ro"
+            "xdg-run/pipewire-0"
             "~/.local/share/icons:ro"
-            "/nix/store:ro"
           ];
         };
         Environment = {
@@ -86,6 +83,16 @@
       "org.signal.Signal" = {
         Environment.SIGNAL_PASSWORD_STORE = "gnome-libsecret";
       };
+      "com.obsproject.Studio" = {
+        Context.filesystems = ["~/vids"];
+      };
+      "com.logseq.Logseq" = {
+        Context.filesystems = [
+          "~/docs/logseq"
+          "~/docs/nure/2025/logseq"
+          "~/syncthing/logseq"
+        ];
+      };
       "net.lutris.Lutris".Context = {
         sockets = ["x11" "wayland"];
         filesystems = ["/storage/games/lutris" "~/games/lutris"];
diff --git a/hosts/dunamis/users/user/home-configuration.nix b/hosts/dunamis/users/user/home-configuration.nix
index 128acc8..c6f10cd 100644
--- a/hosts/dunamis/users/user/home-configuration.nix
+++ b/hosts/dunamis/users/user/home-configuration.nix
@@ -1,4 +1,8 @@
-{inputs, ...}: {
+{
+  inputs,
+  osConfig,
+  ...
+}: {
   imports = with inputs; [
     nix-index-database.hmModules.nix-index
     self.homeModules.desktop
@@ -6,13 +10,10 @@
     ./programs.nix
     ./flatpak.nix
   ];
-  desktop = {
-    niri.enable = true;
-  };
   home = {
-    stateVersion = "25.05";
-    sessionPath = [
-      "$HOME/.local/bin"
-    ];
+    stateVersion = osConfig.system.stateVersion;
+    sessionPath = ["$HOME/.local/bin"];
   };
+
+  desktop.niri.enable = true;
 }
diff --git a/hosts/dunamis/users/user/programs.nix b/hosts/dunamis/users/user/programs.nix
index f2429d8..a8e621b 100644
--- a/hosts/dunamis/users/user/programs.nix
+++ b/hosts/dunamis/users/user/programs.nix
@@ -49,7 +49,6 @@
 
   editor = {
     helix.enable = true;
-    # zed.enable = true;
   };
 
   home.packages = with pkgs; [
diff --git a/hosts/eldrid/boot.nix b/hosts/eldrid/boot.nix
index 8c21e6e..388a21d 100644
--- a/hosts/eldrid/boot.nix
+++ b/hosts/eldrid/boot.nix
@@ -10,12 +10,12 @@
   boot = {
     # kernelPackages = pkgs.linuxPackages_latest;
     kernelPackages = pkgs.linuxPackages_cachyos;
-    plymouth.enable = true;
     loader.efi.canTouchEfiVariables = true;
     loader.systemd-boot = {
       enable = !config.boot.lanzaboote.enable;
       consoleMode = "auto";
     };
+    plymouth.enable = true;
     initrd = {
       availableKernelModules = ["ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk" "xe" "i915"];
       kernelModules = [];
diff --git a/hosts/eldrid/users/user/home-configuration.nix b/hosts/eldrid/users/user/home-configuration.nix
index 2296af1..c6f10cd 100644
--- a/hosts/eldrid/users/user/home-configuration.nix
+++ b/hosts/eldrid/users/user/home-configuration.nix
@@ -10,11 +10,10 @@
     ./programs.nix
     ./flatpak.nix
   ];
-  desktop.niri.enable = true;
   home = {
     stateVersion = osConfig.system.stateVersion;
-    sessionPath = [
-      "$HOME/.local/bin"
-    ];
+    sessionPath = ["$HOME/.local/bin"];
   };
+
+  desktop.niri.enable = true;
 }
diff --git a/hosts/sarien/boot.nix b/hosts/sarien/boot.nix
new file mode 100644
index 0000000..d3cafd1
--- /dev/null
+++ b/hosts/sarien/boot.nix
@@ -0,0 +1,31 @@
+{
+  pkgs,
+  config,
+  inputs,
+  ...
+}: {
+  imports = with inputs; [
+    chaotic.nixosModules.default
+  ];
+  boot = {
+    # kernelPackages = pkgs.linuxPackages_latest;
+    kernelPackages = pkgs.linuxPackages_cachyos;
+    kernelModules = ["kvm-intel"];
+    kernelParams = [
+      "i915.enable_guc=2"
+      "i915.enable_fbc=1"
+      "i915.enable_psr=2"
+    ];
+    loader.efi.canTouchEfiVariables = true;
+    loader.systemd-boot = {
+      enable = true;
+      consoleMode = "auto";
+    };
+    plymouth.enable = true;
+  };
+  console = {
+    earlySetup = true;
+    packages = [pkgs.terminus_font];
+    font = "${pkgs.terminus_font}/share/consolefonts/ter-c18n.psf.gz";
+  };
+}
diff --git a/hosts/sarien/configuration.nix b/hosts/sarien/configuration.nix
index a51508d..4c5275b 100644
--- a/hosts/sarien/configuration.nix
+++ b/hosts/sarien/configuration.nix
@@ -1,106 +1,38 @@
-# device-specific setup
-{
-  pkgs,
-  config,
-  inputs,
-  ...
-}: {
+{inputs, ...}: {
   imports = with inputs; [
-    chaotic.nixosModules.default
-    lix.nixosModules.default
     self.nixosModules.desktop
     self.nixosModules.system
-    ./hardware.nix
-    ./programs.nix
-    ./stylix.nix
+    ./boot.nix
     ./disko.nix
-    ./users.nix
+    ./hardware.nix
+    ./networking.nix
+    ./nix.nix
+    ./programs.nix
+    ./services.nix
     ./sops.nix
+    ./stylix.nix
+    ./users.nix
   ];
 
-  desktop = {
-    niri.enable = true;
-  };
+  desktop.niri.enable = true;
 
-  nix = {
-    channel.enable = false;
-    daemonCPUSchedPolicy = "idle";
-    settings = {
-      experimental-features = ["nix-command" "flakes"];
-      builders-use-substitutes = true;
-    };
-    distributedBuilds = true;
-    buildMachines = [
-      {
-        hostName = "dunamis";
-        sshUser = "nix-ssh";
-        system = "x86_64-linux";
-        sshKey = config.sops.secrets."ssh-sarien-user".path;
-        supportedFeatures = ["nixos-test" "big-parallel" "kvm" "benchmark"];
-        publicHostKey = builtins.readFile "${inputs.mysecrets}/ssh/ssh_host_ed25519_dunamis.base64";
-      }
-    ];
-  };
+  locale.ukrainian.enable = true;
+
+  opentabletdriver.enable = false;
+
+  qmk-vial.enable = true;
+
+  security.basic.enable = true;
 
   system.stateVersion = "25.05";
 
   time.timeZone = "Europe/Kyiv";
-  locale.ukrainian.enable = true;
 
-  networking = {
-    networkmanager.enable = true;
-    hostName = "vylxae";
-    hosts = {
-      "192.168.1.42" = ["dunamis"];
-    };
+  virtual.libvirt.enable = true;
+
+  wireless = {
+    wifi.enable = true;
+    bluetooth.enable = true;
+    bluetooth.enableBlueman = true;
   };
-
-  boot = {
-    # kernelPackages = pkgs.linuxPackages_latest;
-    kernelPackages = pkgs.linuxPackages_cachyos;
-    plymouth.enable = true;
-    loader.efi.canTouchEfiVariables = true;
-    loader.systemd-boot = {
-      enable = true;
-      consoleMode = "auto";
-    };
-  };
-
-  console = {
-    earlySetup = true;
-    packages = [pkgs.terminus_font];
-    font = "${pkgs.terminus_font}/share/consolefonts/ter-c18n.psf.gz";
-  };
-
-  services = {
-    power-profiles-daemon.enable = true;
-    flatpak.enable = true;
-    fstrim.enable = true;
-    openssh.enable = true;
-    syncthing.openDefaultPorts = true;
-    dnscrypt-proxy2 = {
-      enable = true;
-      settings = {
-        require_dnssec = true;
-        server_names = ["mullvad-doh"];
-        bootstrap_resolvers = ["9.9.9.11:53" "9.9.9.9:53"];
-      };
-    };
-  };
-  services.scx = {
-    enable = true;
-    scheduler = "scx_flash";
-  };
-
-  security.basic.enable = true;
-
-  virtual = {
-    libvirt.enable = true;
-    podman.enable = false;
-  };
-
-  wireless.bluetooth.enableBlueman = true;
-
-  opentabletdriver.enable = false;
-  qmk-vial.enable = true;
 }
diff --git a/hosts/sarien/hardware.nix b/hosts/sarien/hardware.nix
index 33eb600..deae072 100644
--- a/hosts/sarien/hardware.nix
+++ b/hosts/sarien/hardware.nix
@@ -8,37 +8,14 @@
   imports = [
     (modulesPath + "/installer/scan/not-detected.nix")
   ];
-
-  wireless = {
-    wifi.enable = true;
-    bluetooth.enable = true;
-  };
-
   services.logind = {
     lidSwitch = "ignore";
     powerKey = "suspend";
   };
 
-  boot = {
-    kernelModules = ["kvm-intel"];
-    kernelParams = [
-      "i915.enable_guc=2"
-      "i915.enable_fbc=1"
-      "i915.enable_psr=2"
-    ];
-    initrd = {
-      availableKernelModules = ["xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" "sr_mod" "rtsx_pci_sdmmc"];
-      kernelModules = ["i915"];
-    };
-  };
-
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
   hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 
-  services.thermald.enable = true;
-  services.upower.enable = true;
-  powerManagement.powertop.enable = true;
-
   hardware.graphics = {
     enable = true;
     extraPackages = with pkgs; [
diff --git a/hosts/sarien/networking.nix b/hosts/sarien/networking.nix
new file mode 100644
index 0000000..28fa79f
--- /dev/null
+++ b/hosts/sarien/networking.nix
@@ -0,0 +1,9 @@
+{
+  networking = {
+    networkmanager.enable = true;
+    hostName = "vylxae";
+    hosts = {
+      "192.168.1.42" = ["dunamis"];
+    };
+  };
+}
diff --git a/hosts/sarien/nix.nix b/hosts/sarien/nix.nix
new file mode 100644
index 0000000..e8bcb7d
--- /dev/null
+++ b/hosts/sarien/nix.nix
@@ -0,0 +1,28 @@
+{
+  config,
+  inputs,
+  ...
+}: {
+  imports = with inputs; [
+    lix.nixosModules.default
+  ];
+  nix = {
+    channel.enable = false;
+    daemonCPUSchedPolicy = "idle";
+    settings = {
+      experimental-features = ["nix-command" "flakes"];
+      builders-use-substitutes = true;
+    };
+    distributedBuilds = true;
+    buildMachines = [
+      {
+        hostName = "dunamis";
+        sshUser = "nix-ssh";
+        system = "x86_64-linux";
+        sshKey = config.sops.secrets."ssh-sarien-user".path;
+        supportedFeatures = ["nixos-test" "big-parallel" "kvm" "benchmark"];
+        publicHostKey = builtins.readFile "${inputs.mysecrets}/ssh/ssh_host_ed25519_dunamis.base64";
+      }
+    ];
+  };
+}
diff --git a/hosts/sarien/services.nix b/hosts/sarien/services.nix
new file mode 100644
index 0000000..7fa3eab
--- /dev/null
+++ b/hosts/sarien/services.nix
@@ -0,0 +1,21 @@
+{
+  services = {
+    flatpak.enable = true;
+    fstrim.enable = true;
+    openssh.enable = true;
+    power-profiles-daemon.enable = true;
+    syncthing.openDefaultPorts = true;
+    dnscrypt-proxy2 = {
+      enable = true;
+      settings = {
+        require_dnssec = true;
+        server_names = ["mullvad-doh"];
+        bootstrap_resolvers = ["9.9.9.11:53" "9.9.9.9:53"];
+      };
+    };
+    scx = {
+      enable = true;
+      scheduler = "scx_flash";
+    };
+  };
+}