diff --git a/.github/autobump.txt b/.github/autobump.txt
index 01803a4b9eaa3..d8fc453664ffd 100644
--- a/.github/autobump.txt
+++ b/.github/autobump.txt
@@ -718,6 +718,7 @@ git-cola
 git-credential-oauth
 git-delta
 git-lfs
+git-split-diffs
 git-town
 git-xargs
 gitbackup
diff --git a/Formula/g/git-split-diffs.rb b/Formula/g/git-split-diffs.rb
new file mode 100644
index 0000000000000..1bdaae3a03f2b
--- /dev/null
+++ b/Formula/g/git-split-diffs.rb
@@ -0,0 +1,38 @@
+require "language/node"
+
+class GitSplitDiffs < Formula
+  desc "Syntax highlighted side-by-side diffs in your terminal"
+  homepage "https://github.com/banga/git-split-diffs"
+  url "https://registry.npmjs.org/git-split-diffs/-/git-split-diffs-1.1.0.tgz"
+  sha256 "124709db0b14ba1543553e8774d44c0c2361f4d4765f71df5d9d6d345cc104ed"
+  license "MIT"
+
+  bottle do
+    sha256 cellar: :any_skip_relocation, all: "5b348302822608e4fe122591d8b0d89cffa0a1687b79c6d49bab09fbbc9dc22b"
+  end
+
+  depends_on "node"
+
+  def install
+    system "npm", "install", *Language::Node.std_npm_install_args(libexec)
+    bin.install_symlink Dir["#{libexec}/bin/*"]
+  end
+
+  test do
+    system "git", "init", "--initial-branch=main"
+    system "git", "config", "user.name", "BrewTestBot"
+    system "git", "config", "user.email", "BrewTestBot@test.com"
+
+    (testpath/"test").write "foo"
+    system "git", "add", "test"
+    system "git", "commit", "-m", "Initial commit"
+    (testpath/"test").delete
+    (testpath/"test").write "bar"
+    system "git", "add", "test"
+    system "git", "commit", "-m", "Second commit"
+
+    system "git", "config", "--global", "core.pager", "git-split-diffs --color | less -RFX"
+
+    assert_match "bar", shell_output("git diff HEAD^1...HEAD")
+  end
+end