diff --git a/debug.log b/debug.log
new file mode 100644
index 0000000..e69de29
diff --git a/default.nix b/default.nix
index 770d35d..fbd2c30 100644
--- a/default.nix
+++ b/default.nix
@@ -29,6 +29,7 @@
   svu = pkgs.callPackage ./pkgs/svu { };
   timer = pkgs.callPackage ./pkgs/timer { };
   xdg-open-svc = pkgs.callPackage ./pkgs/xdg-open-svc { };
+  diffnav = pkgs.callPackage ./pkgs/diffnav { };
 
   mkdocs-include-markdown-plugin = pkgs.callPackage ./pkgs/mkdocs-include-markdown-plugin { };
 }
diff --git a/pkgs/diffnav/default.nix b/pkgs/diffnav/default.nix
new file mode 100644
index 0000000..2a73d78
--- /dev/null
+++ b/pkgs/diffnav/default.nix
@@ -0,0 +1,32 @@
+{ lib
+, buildGoModule
+, fetchFromGitHub
+}:
+buildGoModule {
+  pname = "diffnav";
+  version = "2024-09-18";
+
+  src = fetchFromGitHub {
+    owner = "dlvhdr";
+    repo = "diffnav";
+    rev = "ea5ccdb02dc1c8fdd12429975e9b6f79c8e43dcd";
+    hash = "sha256-y+nODXTZpXdUTQYwqL01rPvD8bHhI48EH1TuEhPAeMU=";
+  };
+
+  vendorHash = "sha256-doRzntvXr7O7kmFT3mWXLmMjx6BqrnIqL3mYYtcbGxw=";
+
+  postPatch = ''
+    sed 's/1.22.6/1.22.5/' -i go.mod
+  '';
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "A git diff pager based on delta but with a file tree, à la GitHub";
+    homepage = "https://github.com/dlvhdr/diffnav";
+    changelog = "https://github.com/dlvhdr/diffnav/commits";
+    maintainers = with maintainers; [ caarlos0 ];
+    mainProgram = "diffnav";
+  };
+}
+