diff --git a/pkgs/applications/emulators/atari800/default.nix b/pkgs/applications/emulators/atari800/default.nix
deleted file mode 100644
index 0f1d4a47582e..000000000000
--- a/pkgs/applications/emulators/atari800/default.nix
+++ /dev/null
@@ -1,43 +0,0 @@
-{ lib, stdenv, fetchFromGitHub, autoreconfHook
-, zlib, SDL, readline, libGLU, libGL, libX11 }:
-
-with lib;
-stdenv.mkDerivation rec {
-  pname = "atari800";
-  version = "5.0.0";
-
-  src = fetchFromGitHub {
-    owner = "atari800";
-    repo = "atari800";
-    rev = "ATARI800_${replaceStrings ["."] ["_"] version}";
-    sha256 = "sha256-+eJXhqPyU0GhmzF7DbteTXzEnn5klCor9Io/UgXQfQg=";
-  };
-
-  nativeBuildInputs = [ autoreconfHook ];
-
-  buildInputs = [ zlib SDL readline libGLU libGL libX11 ];
-
-  configureFlags = [
-    "--target=default"
-    "--with-video=sdl"
-    "--with-sound=sdl"
-    "--with-readline"
-    "--with-opengl"
-    "--with-x"
-    "--enable-riodevice"
-  ];
-
-  meta = {
-    homepage = "https://atari800.github.io/";
-    description = "An Atari 8-bit emulator";
-    longDescription = ''
-      Atari800 is the emulator of Atari 8-bit computer systems and
-      5200 game console for Unix, Linux, Amiga, MS-DOS, Atari
-      TT/Falcon, MS-Windows, MS WinCE, Sega Dreamcast, Android and
-      other systems supported by the SDL library.
-    '';
-    maintainers = [ maintainers.AndersonTorres ];
-    license = licenses.gpl2Plus;
-    platforms = lib.platforms.linux;
-  };
-}
diff --git a/pkgs/by-name/at/atari800/package.nix b/pkgs/by-name/at/atari800/package.nix
new file mode 100644
index 000000000000..7e57a192a697
--- /dev/null
+++ b/pkgs/by-name/at/atari800/package.nix
@@ -0,0 +1,60 @@
+{ lib
+, stdenv
+, SDL
+, autoreconfHook
+, fetchFromGitHub
+, libGL
+, libGLU
+, libX11
+, readline
+, zlib
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "atari800";
+  version = "5.1.0";
+
+  src = fetchFromGitHub {
+    owner = "atari800";
+    repo = "atari800";
+    rev = "ATARI800_${lib.replaceStrings ["."] ["_"] finalAttrs.version}";
+    hash = "sha256-OZj0x9+M3jkiXUWgB93JTQzi4OUSBCZ3KtniwcZeVB0=";
+  };
+
+  nativeBuildInputs = [
+    autoreconfHook
+  ];
+
+  buildInputs = [
+    SDL
+    libGL
+    libGLU
+    libX11
+    readline
+    zlib
+  ];
+
+  configureFlags = [
+    "--target=default"
+    (lib.enableFeature true "riodevice")
+    (lib.withFeature true "opengl")
+    (lib.withFeature true "readline")
+    (lib.withFeature true "x")
+    (lib.withFeatureAs true "sound" "sdl")
+    (lib.withFeatureAs true "video" "sdl")
+  ];
+
+  meta = {
+    homepage = "https://atari800.github.io/";
+    description = "An Atari 8-bit emulator";
+    longDescription = ''
+      Atari800 is the emulator of Atari 8-bit computer systems and 5200 game
+      console for Unix, Linux, Amiga, MS-DOS, Atari TT/Falcon, MS-Windows, MS
+      WinCE, Sega Dreamcast, Android and other systems supported by the SDL
+      library.
+    '';
+    license = with lib.licenses; [ gpl2Plus ];
+    maintainers = with lib.maintainers; [ AndersonTorres ];
+    platforms = lib.platforms.linux;
+  };
+})
diff --git a/pkgs/applications/emulators/atari++/default.nix b/pkgs/by-name/at/ataripp/package.nix
similarity index 78%
rename from pkgs/applications/emulators/atari++/default.nix
rename to pkgs/by-name/at/ataripp/package.nix
index f78bf7e4cf06..86dc7b0bc0f4 100644
--- a/pkgs/applications/emulators/atari++/default.nix
+++ b/pkgs/by-name/at/ataripp/package.nix
@@ -1,8 +1,8 @@
 { lib
 , stdenv
-, fetchurl
 , SDL
 , alsa-lib
+, fetchurl
 , gcc-unwrapped
 , libICE
 , libSM
@@ -30,10 +30,12 @@ stdenv.mkDerivation (finalAttrs: {
   ];
 
   postFixup = ''
-    patchelf --set-rpath ${lib.makeLibraryPath finalAttrs.buildInputs} "$out/bin/atari++"
+    patchelf \
+      --set-rpath ${lib.makeLibraryPath finalAttrs.buildInputs} \
+      "$out/bin/atari++"
   '';
 
-  meta = with lib; {
+  meta = {
     homepage = "http://www.xl-project.com/";
     description = "An enhanced, cycle-accurated Atari emulator";
     longDescription = ''
@@ -42,8 +44,8 @@ stdenv.mkDerivation (finalAttrs: {
       and the Atari 5200 game console. The emulator is auto-configurable and
       will compile on a variety of systems (Linux, Solaris, Irix).
     '';
-    maintainers = [ maintainers.AndersonTorres ];
-    license = licenses.gpl2Plus;
-    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ AndersonTorres ];
+    license = with lib.licenses; [ gpl2Plus ];
+    platforms = lib.platforms.unix;
   };
 })
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e65089620795..441a1439b1c1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2616,10 +2616,6 @@ with pkgs;
 
   _86Box = callPackage ../applications/emulators/86box { };
 
-  atari800 = callPackage ../applications/emulators/atari800 { };
-
-  ataripp = callPackage ../applications/emulators/atari++ { };
-
   attract-mode = callPackage ../applications/emulators/attract-mode { };
 
   basiliskii = callPackage ../applications/emulators/basiliskii { };