diff --git a/pkgs/applications/audio/pifi/Gemfile b/pkgs/applications/audio/pifi/Gemfile
new file mode 100644
index 000000000000..da7d26e3760f
--- /dev/null
+++ b/pkgs/applications/audio/pifi/Gemfile
@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem 'pifi'
diff --git a/pkgs/applications/audio/pifi/Gemfile.lock b/pkgs/applications/audio/pifi/Gemfile.lock
new file mode 100644
index 000000000000..ddcdb537e6a4
--- /dev/null
+++ b/pkgs/applications/audio/pifi/Gemfile.lock
@@ -0,0 +1,39 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    daemons (1.3.1)
+    eventmachine (1.2.7)
+    json (2.5.1)
+    mustermann (1.1.1)
+      ruby2_keywords (~> 0.0.1)
+    optimist (3.0.1)
+    pifi (0.4.11)
+      json (~> 2.2)
+      optimist (~> 3.0)
+      ruby-mpd (~> 0.3)
+      sinatra (~> 2.0)
+      thin (~> 1.7)
+    rack (2.2.3)
+    rack-protection (2.1.0)
+      rack
+    ruby-mpd (0.3.3)
+    ruby2_keywords (0.0.4)
+    sinatra (2.1.0)
+      mustermann (~> 1.0)
+      rack (~> 2.2)
+      rack-protection (= 2.1.0)
+      tilt (~> 2.0)
+    thin (1.8.0)
+      daemons (~> 1.0, >= 1.0.9)
+      eventmachine (~> 1.0, >= 1.0.4)
+      rack (>= 1, < 3)
+    tilt (2.0.10)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  pifi
+
+BUNDLED WITH
+   2.1.4
diff --git a/pkgs/applications/audio/pifi/default.nix b/pkgs/applications/audio/pifi/default.nix
new file mode 100644
index 000000000000..856807608d7d
--- /dev/null
+++ b/pkgs/applications/audio/pifi/default.nix
@@ -0,0 +1,18 @@
+{ lib, bundlerEnv, ruby }:
+
+bundlerEnv rec {
+  pname = "pifi";
+
+  version = (import ./gemset.nix).pifi.version;
+  inherit ruby;
+  # expects Gemfile, Gemfile.lock and gemset.nix in the same directory
+  gemdir = ./.;
+
+  meta = with lib; {
+    description = "MPD web client to listen to radio, written in React and Sinatra";
+    homepage = "https://github.com/rccavalcanti/pifi-radio";
+    license = with licenses; gpl3Only;
+    maintainers = with maintainers; [ kmein ];
+    platforms = platforms.unix;
+  };
+}
diff --git a/pkgs/applications/audio/pifi/gemset.nix b/pkgs/applications/audio/pifi/gemset.nix
new file mode 100644
index 000000000000..77dd8c55289e
--- /dev/null
+++ b/pkgs/applications/audio/pifi/gemset.nix
@@ -0,0 +1,137 @@
+{
+  daemons = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0l5gai3vd4g7aqff0k1mp41j9zcsvm2rbwmqn115a325k9r7pf4w";
+      type = "gem";
+    };
+    version = "1.3.1";
+  };
+  eventmachine = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0wh9aqb0skz80fhfn66lbpr4f86ya2z5rx6gm5xlfhd05bj1ch4r";
+      type = "gem";
+    };
+    version = "1.2.7";
+  };
+  json = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0lrirj0gw420kw71bjjlqkqhqbrplla61gbv1jzgsz6bv90qr3ci";
+      type = "gem";
+    };
+    version = "2.5.1";
+  };
+  mustermann = {
+    dependencies = ["ruby2_keywords"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0ccm54qgshr1lq3pr1dfh7gphkilc19dp63rw6fcx7460pjwy88a";
+      type = "gem";
+    };
+    version = "1.1.1";
+  };
+  optimist = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1vg2chy1cfmdj6c1gryl8zvjhhmb3plwgyh1jfnpq4fnfqv7asrk";
+      type = "gem";
+    };
+    version = "3.0.1";
+  };
+  pifi = {
+    dependencies = ["json" "optimist" "ruby-mpd" "sinatra" "thin"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0xwjaql852m0p7himc3pak1ibc8lfxi29bbgic153wp713xc2cga";
+      type = "gem";
+    };
+    version = "0.4.11";
+  };
+  rack = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0i5vs0dph9i5jn8dfc6aqd6njcafmb20rwqngrf759c9cvmyff16";
+      type = "gem";
+    };
+    version = "2.2.3";
+  };
+  rack-protection = {
+    dependencies = ["rack"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "159a4j4kragqh0z0z8vrpilpmaisnlz3n7kgiyf16bxkwlb3qlhz";
+      type = "gem";
+    };
+    version = "2.1.0";
+  };
+  ruby-mpd = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0l80gbnma009pfcqgz4azbngkr5jn9nm46fflx5p7c4vz4kwshpc";
+      type = "gem";
+    };
+    version = "0.3.3";
+  };
+  ruby2_keywords = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "15wfcqxyfgka05v2a7kpg64x57gl1y4xzvnc9lh60bqx5sf1iqrs";
+      type = "gem";
+    };
+    version = "0.0.4";
+  };
+  sinatra = {
+    dependencies = ["mustermann" "rack" "rack-protection" "tilt"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0dd53rzpkxgs697pycbhhgc9vcnxra4ly4xar8ni6aiydx2f88zk";
+      type = "gem";
+    };
+    version = "2.1.0";
+  };
+  thin = {
+    dependencies = ["daemons" "eventmachine" "rack"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0g5p3r47qxxfmfagdf8wb68pd24938cgzdfn6pmpysrn296pg5m5";
+      type = "gem";
+    };
+    version = "1.8.0";
+  };
+  tilt = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0rn8z8hda4h41a64l0zhkiwz2vxw9b1nb70gl37h1dg2k874yrlv";
+      type = "gem";
+    };
+    version = "2.0.10";
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 343531f71f22..202cdbcd6e26 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7145,6 +7145,8 @@ in
 
   pastebinit = callPackage ../tools/misc/pastebinit { };
 
+  pifi = callPackage ../applications/audio/pifi { };
+
   pmacct = callPackage ../tools/networking/pmacct { };
 
   pmix = callPackage ../development/libraries/pmix { };