diff --git a/pkgs/applications/science/math/numworks-epsilon/default.nix b/pkgs/applications/science/math/numworks-epsilon/default.nix
new file mode 100644
index 000000000000..9ec41386da5b
--- /dev/null
+++ b/pkgs/applications/science/math/numworks-epsilon/default.nix
@@ -0,0 +1,53 @@
+{ stdenv
+, lib
+, fetchFromGitHub
+, libpng
+, xorg
+, python3
+, imagemagick
+, gcc-arm-embedded
+, pkg-config
+}:
+
+stdenv.mkDerivation rec {
+  pname = "numworks-epsilon";
+  version = "15.3.2";
+
+  src = fetchFromGitHub {
+    owner = "numworks";
+    repo = "epsilon";
+    rev = version;
+    sha256 = "1q34dilyypiggjs16486jm122yf20wcigqxvspc77ig9albaxgh5";
+  };
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [
+    libpng
+    xorg.libXext
+    python3
+    imagemagick
+    gcc-arm-embedded
+  ];
+
+  makeFlags = [
+    "PLATFORM=simulator"
+  ];
+
+  installPhase = ''
+    runHook preInstall
+
+    mv ./output/release/simulator/linux/{epsilon.bin,epsilon}
+    mkdir -p $out/bin
+    cp -r ./output/release/simulator/linux/* $out/bin/
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Emulator for Epsilon, a High-performance graphing calculator operating system";
+    homepage = "https://numworks.com/";
+    license = licenses.cc-by-nc-sa-40;
+    maintainers = with maintainers; [ erikbackman ];
+    platforms = [ "x86_64-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 61b0646ef9a7..344d19b7b5b0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -569,6 +569,8 @@ in
 
   nix-gitignore = callPackage ../build-support/nix-gitignore { };
 
+  numworks-epsilon = callPackage ../applications/science/math/numworks-epsilon { };
+
   ociTools = callPackage ../build-support/oci-tools { };
 
   octant = callPackage ../applications/networking/cluster/octant { };