diff --git a/deployment/applications/default.nix b/deployment/applications/default.nix
new file mode 100644
index 00000000..77356fce
--- /dev/null
+++ b/deployment/applications/default.nix
@@ -0,0 +1,9 @@
+{
+  _class = "fediversity";
+
+  config = {
+    applications = {
+      # mastodon.module = import ./mastodon.nix;
+    };
+  };
+}
diff --git a/deployment/providers/default.nix b/deployment/providers/default.nix
new file mode 100644
index 00000000..0f038446
--- /dev/null
+++ b/deployment/providers/default.nix
@@ -0,0 +1,10 @@
+{
+  _class = "fediversity";
+
+  config = {
+    providers = {
+      qemu = import ./qemu.nix;
+      ssh-host = import ./ssh-host.nix;
+    };
+  };
+}
diff --git a/deployment/providers/qemu.nix b/deployment/providers/qemu.nix
new file mode 100644
index 00000000..43a985d8
--- /dev/null
+++ b/deployment/providers/qemu.nix
@@ -0,0 +1,11 @@
+{
+  modulesPath,
+  ...
+}:
+{
+  _class = "nixos";
+
+  imports = [
+    "${modulesPath}/profiles/qemu-guest.nix"
+  ];
+}
diff --git a/deployment/providers/ssh-host.nix b/deployment/providers/ssh-host.nix
new file mode 100644
index 00000000..2a840dd3
--- /dev/null
+++ b/deployment/providers/ssh-host.nix
@@ -0,0 +1,8 @@
+{
+  _class = "nixos";
+
+  services.openssh = {
+    enable = true;
+    settings.PasswordAuthentication = false;
+  };
+}