diff --git a/pkgs/tools/misc/hwatch/default.nix b/pkgs/tools/misc/hwatch/default.nix
new file mode 100644
index 000000000000..259297eb494f
--- /dev/null
+++ b/pkgs/tools/misc/hwatch/default.nix
@@ -0,0 +1,33 @@
+{ lib, stdenv, fetchFromGitHub, fetchpatch, rustPlatform }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "hwatch";
+  version = "0.3.6";
+
+  src = fetchFromGitHub {
+    owner = "blacknon";
+    repo = pname;
+    # prefix, because just "0.3.6' causes the download to silently fail:
+    # $ curl -v https://github.com/blacknon/hwatch/archive/0.3.6.tar.gz
+    # ...
+    # < HTTP/2 300
+    # ...
+    # the given path has multiple possibilities: #<Git::Ref:0x00007fbb2e52bed0>, #<Git::Ref:0x00007fbb2e52ae40>
+    rev = "refs/tags/${version}";
+    sha256 = "sha256-uaAgA6DWwYVT9mQh55onW+qxIC2i9GVuimctTJpUgfA=";
+  };
+
+  cargoSha256 = "sha256-Xt3Z6ax3Y45KZhTYMBr/Rfx1o+ZAoPYj51SN5hnrXQM=";
+
+  meta = with lib; {
+    homepage = "https://github.com/blackmon/hwatch";
+    description= "Modern alternative to the watch command";
+    longDescription = ''
+      A modern alternative to the watch command, records the differences in
+      execution results and can check this differences at after.
+    '';
+    license = licenses.mit;
+    maintainers = with maintainers; [ hamburger1984 ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 899a1823ed86..628115f43923 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -400,6 +400,8 @@ with pkgs;
 
   gpick = callPackage ../tools/misc/gpick { };
 
+  hwatch = callPackage ../tools/misc/hwatch { };
+
   hobbes = callPackage ../development/tools/hobbes { stdenv = gcc10StdenvCompat; };
 
   html5validator = python3Packages.callPackage ../applications/misc/html5validator { };