diff --git a/README.md b/README.md
index 717247c..a8f558e 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,12 @@ Blacklist stored at `$out/blacklist.txt`.
 
 [Source link.](https://github.com/JabberSPAM/blacklist)
 
+### eturnal
+
+STUN / TURN standalone server by processone.
+
+[Source link.](https://github.com/processone/eturnal)
+
 ## License
 
 See `LICENSE`.
diff --git a/flake.nix b/flake.nix
index 9195759..cbeec19 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,6 +16,7 @@
       pkgs = import nixpkgs { inherit system; };
     in {
       jabberSpam = pkgs.callPackage ./pkgs/jabberSpam.nix {};
+      eturnal = pkgs.callPackage ./pkgs/eturnal {};
     });
   };
 }
diff --git a/pkgs/eturnal/default.nix b/pkgs/eturnal/default.nix
new file mode 100644
index 0000000..77ebc54
--- /dev/null
+++ b/pkgs/eturnal/default.nix
@@ -0,0 +1,46 @@
+{
+  stdenv, lib
+, fetchFromGitHub, fetchHex
+, beam, autoPatchelfHook
+, erlang, libyaml, openssl, gnutar, rebar3
+}:
+
+let
+  deps = import ./deps.nix {
+    inherit fetchFromGitHub fetchHex;
+  };
+in stdenv.mkDerivation rec {
+  name = "eturnal";
+  version = "1.8.3";
+  buildInputs = [
+    rebar3 openssl gnutar libyaml erlang
+  ];
+
+  postPatch = ''
+    sed --in-place -e "s|/opt/eturnal|$out|g" build.config
+
+    # Otherwise the script won't find tr and sed
+    sed --in-place -e "s|export PATH='/usr/local/bin:/usr/bin:/bin'||g" scripts/get-version
+
+    cat build.config
+  '';
+
+  buildPhase = ''
+    mkdir -p _checkouts
+    ${toString (lib.mapAttrsToList (k: v: ''
+      cp -R --no-preserve=mode ${v} _checkouts/${k}
+    '') deps)}
+    HOME=. rebar3 as prod tar
+  '';
+  installPhase = ''
+    mkdir -p $out
+    tar -xzf _build/prod/rel/*/*.tar.gz -C $out/
+  '';
+
+  src = fetchFromGitHub {
+    owner = "processone";
+    repo = "eturnal";
+    rev = version;
+    sha256 = "sha256-mIQOVS1nB+DEpwDRX7xoCFqkEHpWYcKnP1KVUxfrVCA=";
+  };
+}    
diff --git a/pkgs/eturnal/deps.nix b/pkgs/eturnal/deps.nix
new file mode 100644
index 0000000..c4f3b47
--- /dev/null
+++ b/pkgs/eturnal/deps.nix
@@ -0,0 +1,74 @@
+# Generated by rebar3_nix
+{ fetchHex, fetchFromGitHub }:
+{
+  yval = fetchHex {
+    pkg = "yval";
+    version = "1.0.10";
+    sha256 = "sha256-D37/UMsk9fbMNUn8VL/kr1iz/EVTsIKTJbqhmcSLonY=";
+  };
+  ulitos = fetchHex {
+    pkg = "ulitos";
+    version = "0.4.0";
+    sha256 = "sha256-r9zlCncIHrjZMXmabgFUWEguq/m6ivNnxQzYZgp0m4g=";
+  };
+  poolboy = fetchHex {
+    pkg = "poolboy";
+    version = "1.5.2";
+    sha256 = "sha256-2teXBM5UQPPVo2gchZC53CXRpWHo9anJlSgQEoYJAeM=";
+  };
+  p1_utils = fetchHex {
+    pkg = "p1_utils";
+    version = "1.0.25";
+    sha256 = "sha256-khkhRCjyxuXTGH/465qHg2lcJCdCC+miWYQOB62jKEc=";
+  };
+  fast_yaml = fetchHex {
+    pkg = "fast_yaml";
+    version = "1.0.33";
+    sha256 = "sha256-76YKKsvNLC5y614W8UdXJrnYivyjrW27S8VJJmhj58g=";
+  };
+  fast_tls = fetchHex {
+    pkg = "fast_tls";
+    version = "1.1.15";
+    sha256 = "sha256-71FqoibemkYFcEwYSZKEzU/BFac71ySQNBlyzgwrTTA=";
+  };
+  stun = fetchHex {
+    pkg = "stun";
+    version = "1.2.2";
+    sha256 = "sha256-T1THuG4qpBP67DWp+2mQSEceHAanIcU+asRLQF/So7k=";
+  };
+  recon = fetchHex {
+    pkg = "recon";
+    version = "2.5.2";
+    sha256 = "sha256-LHUjyN7pHf9B9rPWPLor1J620v5b8e7A33+H614jDhw=";
+  };
+  influx_udp = fetchHex {
+    pkg = "influx_udp";
+    version = "1.1.2";
+    sha256 = "sha256-dA3Maw8PN2uSmpJw5fT27v1QYWNedsj8wFCPizNvGoI=";
+  };
+  conf = fetchHex {
+    pkg = "conf";
+    version = "0.2.6";
+    sha256 = "sha256-wVOa00IOGKV+kq6hb15Doh4+Eg9FuTcBGVJjTdyxMoc=";
+  };
+  pc = fetchHex {
+    pkg = "pc";
+    version = "1.14.0";
+    sha256 = "fc597e5356af714615e6baeefaa8262be09de7849bf92aa57672db5e409a3553";
+  };
+  rebar3_hex = fetchHex {
+    pkg = "rebar3_hex";
+    version = "7.0.1";
+    sha256 = "f899f4e93727a5860eb66a299a4a3871a84ce06e97db4c564ff0b2108669fa56";
+  };
+  hex_core = fetchHex {
+    pkg = "hex_core";
+    version = "0.8.4";
+    sha256 = "4b8c21fa049515d778395e38b0d0e5d48b7ecdc703bba1f7007e2651292ce61a";
+  };
+  verl = fetchHex {
+    pkg = "verl";
+    version = "1.1.1";
+    sha256 = "0925e51cd92a0a8be271765b02430b2e2cff8ac30ef24d123bd0d58511e8fb18";
+  };
+}