diff --git a/packages/lisp/arrows.nix b/packages/lisp/arrows.nix
new file mode 100644
index 0000000..71df65a
--- /dev/null
+++ b/packages/lisp/arrows.nix
@@ -0,0 +1,20 @@
+{ pkgs, ... }:
+
+pkgs.lispPackages.buildLispPackage {
+  baseName = "arrows";
+  packageName = "arrows";
+  description = "Clojure-style arrows for Common Lisp";
+
+  buildSystems = [ "arrows" ];
+
+  deps = with pkgs.lispPackages; [];
+
+  src = pkgs.fetchgit {
+    url    = "https://gitlab.com/Harleqin/arrows.git";
+    rev    = "df7cf0067e0132d9697ac8b1a4f1b9c88d4f5382";
+    sha256 = "042k9vkssrqx9nhp14wdzm942zgdxvp35mba0p2syz98i75im2yy";
+    fetchSubmodules = false;
+  };
+
+  asdFilesToKeep = [ "arrows.asd" ];
+}
diff --git a/packages/lisp/backplane-dns.nix b/packages/lisp/backplane-dns.nix
new file mode 100644
index 0000000..2f3345e
--- /dev/null
+++ b/packages/lisp/backplane-dns.nix
@@ -0,0 +1,28 @@
+{ pkgs, backplane-server, arrows, ip-utils, ... }:
+
+pkgs.lispPackages.buildLispPackage {
+  baseName = "backplane-dns";
+  packageName = "backplane-dns";
+  description = "XMPP Backplane DNS Server";
+
+  buildSystems = [ "backplane-dns" ];
+
+  deps = with pkgs.lispPackages; [
+    arrows
+    alexandria
+    backplane-server
+    cl-ppcre
+    ip-utils
+    postmodern
+    trivia
+  ];
+
+  src = pkgs.fetchgit {
+    url    = "https://git.fudo.org/fudo-public/backplane-dns.git";
+    rev    = "d9e13bae165b08976fd025053bb2dde44bb4278d";
+    sha256 = "0b4y75hq5753v8pk47c4pwpyc95igpjl7md7f29jjvqaviys66xh";
+    fetchSubmodules = false;
+  };
+
+  asdFilesToKeep = [ "backplane-dns.asd" ];
+}
diff --git a/packages/lisp/backplane-server.nix b/packages/lisp/backplane-server.nix
new file mode 100644
index 0000000..f23f621
--- /dev/null
+++ b/packages/lisp/backplane-server.nix
@@ -0,0 +1,25 @@
+{ pkgs, lib, arrows, cl-xmpp, ... }:
+
+pkgs.lispPackages.buildLispPackage {
+  baseName = "backplane-server";
+  packageName = "backplane-server";
+  description = "XMPP Backplane Server";
+
+  buildSystems = [ "backplane-server" ];
+
+  deps = with pkgs.lispPackages; [
+    alexandria
+    arrows
+    cl-json
+    cl-xmpp
+  ];
+
+  src = pkgs.fetchgit {
+    url    = "https://git.fudo.org/fudo-public/backplane-server.git";
+    rev    = "665f362ce1a0a22bc10d3bbe95d5a8adec2df653";
+    sha256 = "0lzq0vlqjymcwxbc80x6wp5mij80am12w9fi7abs5wnqcs68lwnf";
+    fetchSubmodules = false;
+  };
+
+  asdFilesToKeep = [ "backplane-server.asd" ];
+}
diff --git a/packages/lisp/cl-sasl.nix b/packages/lisp/cl-sasl.nix
new file mode 100644
index 0000000..be4af4f
--- /dev/null
+++ b/packages/lisp/cl-sasl.nix
@@ -0,0 +1,22 @@
+{ pkgs, ... }:
+
+pkgs.lispPackages.buildLispPackage {
+  description = "SASL package for common lisp";
+  baseName = "cl-sasl";
+  packageName = "cl-sasl";
+
+  buildSystems = [ "cl-sasl" ];
+
+  deps = with pkgs.lispPackages; [
+    ironclad
+  ];
+
+  src = pkgs.fetchFromGitHub {
+    owner  = "legoscia";
+    repo   = "cl-sasl";
+    rev    = "64f195c0756cb80fa5961c072b62907be20a7380";
+    sha256 = "0a05q8rls2hn46rbbk6w5km9kqvhsj365zlw6hp32724xy2nd98w";
+  };
+
+  asdFilesToKeep = [ "cl-sasl.asd" ];
+}
diff --git a/packages/lisp/cl-xmpp.nix b/packages/lisp/cl-xmpp.nix
new file mode 100644
index 0000000..54fb5e5
--- /dev/null
+++ b/packages/lisp/cl-xmpp.nix
@@ -0,0 +1,35 @@
+{ pkgs, cl-sasl, ... }:
+
+pkgs.lispPackages.buildLispPackage {
+  baseName = "cl-xmpp";
+  packageName = "cl-xmpp";
+  description = "XMPP library for Common Lisp";
+
+  buildSystems = [
+    "cl-xmpp"
+    "cl-xmpp-sasl"
+    "cl-xmpp-tls"
+  ];
+
+  deps = with pkgs.lispPackages; [
+    cl-base64
+    cl_plus_ssl
+    cl-sasl
+    cxml
+    ironclad
+    usocket
+  ];
+
+  src = pkgs.fetchFromGitHub {
+    owner  = "j4yk";
+    repo   = "cl-xmpp";
+    rev    = "a0f206e583c72d80523bdf108e7d507597555c6d";
+    sha256 = "16qwm7yvwi73q07rsg0i5wrxbv44wm75m3710ph0vf1lzdkrsizk";
+  };
+
+  asdFilesToKeep = [
+    "cl-xmpp.asd"
+    "cl-xmpp-sasl.asd"
+    "cl-xmpp-tls.asd"
+  ];
+}
diff --git a/packages/lisp/default.nix b/packages/lisp/default.nix
new file mode 100644
index 0000000..2397ce9
--- /dev/null
+++ b/packages/lisp/default.nix
@@ -0,0 +1,14 @@
+{ pkgs, lib, ... }:
+
+rec {
+  arrows  = import ./arrows.nix { inherit pkgs; };
+  cl-sasl = import ./cl-sasl.nix { inherit pkgs; };
+  cl-xmpp = import ./cl-xmpp.nix { inherit pkgs cl-sasl; };
+  backplane-dns = import ./backplane-dns.nix {
+    inherit pkgs arrows backplane-server ip-utils;
+  };
+  backplane-server = import ./backplane-server.nix {
+    inherit pkgs lib arrows cl-xmpp;
+  };
+  ip-utils = import ./ip-utils.nix { inherit pkgs; };
+}
diff --git a/packages/lisp/ip-utils.nix b/packages/lisp/ip-utils.nix
new file mode 100644
index 0000000..bac706c
--- /dev/null
+++ b/packages/lisp/ip-utils.nix
@@ -0,0 +1,24 @@
+{ pkgs, ... }:
+
+pkgs.lispPackages.buildLispPackage {
+  baseName = "ip-utils";
+  packageName = "ip-utils";
+  description = "Simple Common Lisp utility functions for working with IPs";
+
+  buildSystems = [ "ip-utils" ];
+
+  deps = with pkgs.lispPackages; [
+    cl-ppcre
+    split-sequence
+    trivia
+  ];
+
+  src = pkgs.fetchgit {
+    url    = "https://git.fudo.org/fudo-public/ip-utils.git";
+    rev    = "bf590d0eeab9496bc47db43c997dfe9f0151163a";
+    sha256 = "19n17pdzyl8j0fw82dr8lrjy6hkcagszm8kbyv8qbv2jl80176hp";
+    fetchSubmodules = false;
+  };
+
+  asdFilesToKeep = [ "ip-utils.asd" ];
+}
diff --git a/packages/local.nix b/packages/local.nix
index 08d6226..b392b06 100644
--- a/packages/local.nix
+++ b/packages/local.nix
@@ -1,6 +1,7 @@
 { pkgs, lib, ... }:
 
 let
+  unstablePkgs = import <nixos-unstable> {};
 
 in {
   nixpkgs.config.packageOverrides = pkgs: rec {
@@ -110,5 +111,10 @@ in {
         platforms = platforms.linux ++ platforms.darwin;
       };
     };
+
+    localLispPackages = import ./lisp {
+      inherit lib;
+      pkgs = unstablePkgs;
+    };
   };
 }