diff --git a/pkgs/development/tools/license_finder/Gemfile b/pkgs/development/tools/license_finder/Gemfile
new file mode 100644
index 000000000000..0a936674240b
--- /dev/null
+++ b/pkgs/development/tools/license_finder/Gemfile
@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem 'license_finder'
diff --git a/pkgs/development/tools/license_finder/Gemfile.lock b/pkgs/development/tools/license_finder/Gemfile.lock
new file mode 100644
index 000000000000..9adea6fc73ff
--- /dev/null
+++ b/pkgs/development/tools/license_finder/Gemfile.lock
@@ -0,0 +1,26 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    license_finder (7.0.1)
+      bundler
+      rubyzip (>= 1, < 3)
+      thor (~> 1.2)
+      tomlrb (>= 1.3, < 2.1)
+      with_env (= 1.1.0)
+      xml-simple (~> 1.1.9)
+    rexml (3.2.5)
+    rubyzip (2.3.2)
+    thor (1.2.1)
+    tomlrb (2.0.1)
+    with_env (1.1.0)
+    xml-simple (1.1.9)
+      rexml
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  license_finder
+
+BUNDLED WITH
+   2.1.4
diff --git a/pkgs/development/tools/license_finder/default.nix b/pkgs/development/tools/license_finder/default.nix
new file mode 100644
index 000000000000..954e2dcd5183
--- /dev/null
+++ b/pkgs/development/tools/license_finder/default.nix
@@ -0,0 +1,19 @@
+{ lib, bundlerEnv, bundlerUpdateScript, ruby }:
+
+bundlerEnv {
+  pname = "license_finder";
+  version = "7.0.1";
+
+  inherit ruby;
+  gemdir = ./.;
+
+  passthru.updateScript = bundlerUpdateScript "license_finder";
+
+  meta = with lib; {
+    description = "Find licenses for your project's dependencies";
+    homepage = "https://github.com/pivotal/licensefinder";
+    license = licenses.mit;
+    maintainers = with maintainers; [ wolfangaukang ];
+    platforms = platforms.unix;
+  };
+}
diff --git a/pkgs/development/tools/license_finder/gemset.nix b/pkgs/development/tools/license_finder/gemset.nix
new file mode 100644
index 000000000000..89becfc04d35
--- /dev/null
+++ b/pkgs/development/tools/license_finder/gemset.nix
@@ -0,0 +1,74 @@
+{
+  license_finder = {
+    dependencies = ["rubyzip" "thor" "tomlrb" "with_env" "xml-simple"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0sig4ifxzvcz3fwjnz93dpv61v6sxpmlknj5f8n112ragrbcj8hb";
+      type = "gem";
+    };
+    version = "7.0.1";
+  };
+  rexml = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "08ximcyfjy94pm1rhcx04ny1vx2sk0x4y185gzn86yfsbzwkng53";
+      type = "gem";
+    };
+    version = "3.2.5";
+  };
+  rubyzip = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0grps9197qyxakbpw02pda59v45lfgbgiyw48i0mq9f2bn9y6mrz";
+      type = "gem";
+    };
+    version = "2.3.2";
+  };
+  thor = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0inl77jh4ia03jw3iqm5ipr76ghal3hyjrd6r8zqsswwvi9j2xdi";
+      type = "gem";
+    };
+    version = "1.2.1";
+  };
+  tomlrb = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0a83cb5xpyzlr651d46rk5xgq37s46hs9nfqy9baawzs31hm9k2g";
+      type = "gem";
+    };
+    version = "2.0.1";
+  };
+  with_env = {
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1r5ns064mbb99hf1dyxsk9183hznc5i7mn3bi86zka6dlvqf9csh";
+      type = "gem";
+    };
+    version = "1.1.0";
+  };
+  xml-simple = {
+    dependencies = ["rexml"];
+    groups = ["default"];
+    platforms = [];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0pb9plyl71mdbjr4kllfy53qx6g68ryxblmnq9dilvy837jk24fj";
+      type = "gem";
+    };
+    version = "1.1.9";
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b4627087d611..805c7106cee0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15079,6 +15079,8 @@ with pkgs;
 
   funnelweb = callPackage ../development/tools/literate-programming/funnelweb { };
 
+  license_finder = callPackage ../development/tools/license_finder { };
+
   Literate = callPackage ../development/tools/literate-programming/Literate { };
 
   md-tangle = callPackage ../development/tools/literate-programming/md-tangle { };