diff --git a/pkgs/development/libraries/libuv/default.nix b/pkgs/development/libraries/libuv/default.nix
index 32697bdc0e0..4fdfc855642 100644
--- a/pkgs/development/libraries/libuv/default.nix
+++ b/pkgs/development/libraries/libuv/default.nix
@@ -1,14 +1,14 @@
 { stdenv, lib, fetchpatch, fetchFromGitHub, autoconf, automake, libtool, pkgconfig, ApplicationServices, CoreServices }:
 
 stdenv.mkDerivation rec {
-  version = "1.27.0";
+  version = "1.28.0";
   pname = "libuv";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
     rev = "v${version}";
-    sha256 = "1nhd3772qymlv0b251wg9rrqz279vki4hnd4s23yyll0kpmzkpac";
+    sha256 = "0l0gx69sdy3sv3pirjbca2ws54n9d83mj0j96h77k0ncywimvi64";
   };
 
   postPatch = let
diff --git a/pkgs/development/web/nodejs/v12.nix b/pkgs/development/web/nodejs/v12.nix
new file mode 100644
index 00000000000..c8f7c1dc930
--- /dev/null
+++ b/pkgs/development/web/nodejs/v12.nix
@@ -0,0 +1,10 @@
+{ stdenv, callPackage, lib, openssl, enableNpm ? true }:
+
+let
+  buildNodejs = callPackage ./nodejs.nix { inherit openssl; };
+in
+  buildNodejs {
+    inherit enableNpm;
+    version = "12.0.0";
+    sha256 = "0y7wrf7id3zawfgqcscbbxmll4h1ij7mwxms14wcywfswm88bi4k";
+  }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 6c66f68ee51..6d0912443bc 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4079,6 +4079,13 @@ in
     enableNpm = false;
     openssl = openssl_1_1;
   };
+  nodejs-12_x = callPackage ../development/web/nodejs/v12.nix {
+    openssl = openssl_1_1;
+  };
+  nodejs-slim-12_x = callPackage ../development/web/nodejs/v12.nix {
+    enableNpm = false;
+    openssl = openssl_1_1;
+  };
 
   nodePackages_10_x = dontRecurseIntoAttrs (callPackage ../development/node-packages/default-v10.nix {
     nodejs = pkgs.nodejs-10_x;