diff --git a/Makefile b/Makefile
index f20a91b..0975d8e 100644
--- a/Makefile
+++ b/Makefile
@@ -161,12 +161,19 @@ load.utils:
 
 ############################## ..: COMMANDS pkg.*:.. ################################
 
+.PHONY: pkg.brew.sync
+pkg.brew.sync:
+	@## npm run sync:brew
+	@echo -e "\n✨ Update Homebrew formula... ⏳\n"
+	@cd $(NPM_PKG_DIR) && npm run sync:brew
+
 .PHONY: pkg.npm.bump.pptxdiff
 pkg.npm.bump.pptxdiff:
 	@## npm version patch
 	@echo -e "\n✨ Bumping NPM package version... ⏳\n"
 	@cd $(NPM_PKG_DIR) && npm version minor --no-git-tag-version
 
+.PHONY: pkg.npm.build
 pkg.npm.build:
 	@## npm run build:npm
 	@echo -e "\n✨ Building NPM package... ⏳\n"
diff --git a/package.json b/package.json
index 3c52d4e..b6bdf98 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
     "pptxdiff": "bin/cli.js"
   },
   "scripts": {
+    "sync:brew" : "cd ./src/packages/pptxdiff-brew/ && source ./sync-formula.sh --package pptxdiff --formula Formula/pptxdiff.rb",
     "build:npm": "mkdir -p dist && npm pack --pack-destination dist",
     "package:vscode": "cd src/packages/pptxdiff-vscode && mkdir -p dist && vsce package --out dist/pptxdiff-vscode-$(node -p \"require('./package.json').version\").vsix"
   },
diff --git a/src/packages/pptxdiff-brew/Formula/pptxdiff.rb b/src/packages/pptxdiff-brew/Formula/pptxdiff.rb
index fb4db15..c8d3980 100644
--- a/src/packages/pptxdiff-brew/Formula/pptxdiff.rb
+++ b/src/packages/pptxdiff-brew/Formula/pptxdiff.rb
@@ -1,8 +1,8 @@
 class Pptxdiff < Formula
   desc "Local-first PowerPoint (.pptx) deck diff tool with CLI and browser UI"
   homepage "https://github.com/sugatoray/pptxdiff"
-  url "https://registry.npmjs.org/pptxdiff/-/pptxdiff-0.7.0.tgz"
-  sha256 "b7bc10ffee012efa1d4914e53b264b338dfbb15dea0714f31c6f664023bff272"
+  url "https://registry.npmjs.org/pptxdiff/-/pptxdiff-0.8.0.tgz"
+  sha256 "6bfcb3535d7c9ea3baacbf7e0e506c52fe63c91f00b692f1928eeb5e21e5c35f"
   license "Apache-2.0"
 
   livecheck do
diff --git a/src/packages/pptxdiff-brew/package.json b/src/packages/pptxdiff-brew/package.json
index d523378..627c12b 100644
--- a/src/packages/pptxdiff-brew/package.json
+++ b/src/packages/pptxdiff-brew/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pptxdiff-brew",
-  "version": "0.7.0-20260809",
+  "version": "0.8.0",
   "description": "Homebrew formula packaging for pptxdiff (Formula/pptxdiff.rb) and its version-bump sync tooling (sync-tap.mjs) — not an npm package itself, just a place to run its Red/Green tests.",
   "license": "Apache-2.0",
   "private": true,
diff --git a/src/packages/pptxdiff-brew/sync-formula.sh b/src/packages/pptxdiff-brew/sync-formula.sh
new file mode 100755
index 0000000..20cbe50
--- /dev/null
+++ b/src/packages/pptxdiff-brew/sync-formula.sh
@@ -0,0 +1,138 @@
+#!/usr/bin/env bash
+# Bumps a Homebrew formula's `url`/`sha256` pin to match a published npm
+# package — the shell-script counterpart to sync-tap.mjs. The formula it
+# updates lives at `Formula/<package-name>.rb` relative to this script's
+# directory.
+#
+# Usage:
+#   ./sync-formula.sh [PACKAGE_NAME] [--version x.y.z] [--formula Formula/name.rb]
+#   ./sync-formula.sh --package PACKAGE_NAME [--version x.y.z]
+#
+#   PACKAGE_NAME  npm package to resolve (default: pptxdiff). The formula
+#                 file updated is `Formula/<PACKAGE_NAME>.rb` by default.
+#   --version     pin an exact version; defaults to npm's dist-tags.latest.
+#   --formula     formula path to update; defaults to Formula/<PACKAGE_NAME>.rb.
+#
+# Exits 0 whether or not a change was made; prints "already up to date" and
+# leaves the file untouched when the pin already matches.
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+usage() {
+  cat >&2 <<EOF
+usage: $0 [PACKAGE_NAME] [--version x.y.z] [--formula Formula/name.rb]
+       $0 --package PACKAGE_NAME [--version x.y.z] [--formula Formula/name.rb]
+EOF
+}
+
+PACKAGE_NAME="pptxdiff"
+VERSION="latest"
+FORMULA_FILE=""
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --package)
+      [[ $# -ge 2 ]] || { echo "error: --package requires a value" >&2; usage; exit 2; }
+      PACKAGE_NAME="$2"
+      shift 2
+      ;;
+    --version)
+      [[ $# -ge 2 ]] || { echo "error: --version requires a value" >&2; usage; exit 2; }
+      VERSION="$2"
+      shift 2
+      ;;
+    --formula)
+      [[ $# -ge 2 ]] || { echo "error: --formula requires a value" >&2; usage; exit 2; }
+      FORMULA_FILE="$2"
+      shift 2
+      ;;
+    -h|--help)
+      usage
+      exit 0
+      ;;
+    --*)
+      echo "error: unknown argument: $1" >&2
+      usage
+      exit 2
+      ;;
+    *)
+      if [[ "$PACKAGE_NAME" != "pptxdiff" ]]; then
+        echo "error: package name was provided more than once" >&2
+        usage
+        exit 2
+      fi
+      PACKAGE_NAME="$1"
+      shift
+      ;;
+  esac
+done
+
+if [[ -z "$FORMULA_FILE" ]]; then
+  FORMULA_FILE="$SCRIPT_DIR/Formula/$PACKAGE_NAME.rb"
+elif [[ "$FORMULA_FILE" != /* ]]; then
+  FORMULA_FILE="$SCRIPT_DIR/$FORMULA_FILE"
+fi
+
+if [[ ! -f "$FORMULA_FILE" ]]; then
+  echo "error: formula not found: $FORMULA_FILE" >&2
+  exit 1
+fi
+
+command -v npm >/dev/null 2>&1 || { echo "error: npm is required" >&2; exit 1; }
+command -v curl >/dev/null 2>&1 || { echo "error: curl is required" >&2; exit 1; }
+
+resolve_version() {
+  npm view "$PACKAGE_NAME@$VERSION" version 2>/dev/null
+}
+
+resolve_tarball() {
+  npm view "$PACKAGE_NAME@$VERSION" dist.tarball 2>/dev/null
+}
+
+sha256_of() {
+  if command -v shasum >/dev/null 2>&1; then
+    shasum -a 256 "$1" | awk '{print $1}'
+  else
+    sha256sum "$1" | awk '{print $1}'
+  fi
+}
+
+VERSION="$(resolve_version)"
+if [[ -z "$VERSION" ]]; then
+  echo "error: could not resolve a version for $PACKAGE_NAME" >&2
+  exit 1
+fi
+
+TARBALL_URL="$(resolve_tarball)"
+if [[ -z "$TARBALL_URL" ]]; then
+  echo "error: could not resolve a dist.tarball for $PACKAGE_NAME@$VERSION" >&2
+  exit 1
+fi
+
+TMP_DIR="$(mktemp -d)"
+trap 'rm -rf "$TMP_DIR"' EXIT
+
+TARBALL_FILE="$TMP_DIR/$PACKAGE_NAME-$VERSION.tgz"
+echo "$PACKAGE_NAME@$VERSION: downloading $TARBALL_URL to compute its real sha256..."
+curl -fsSL "$TARBALL_URL" -o "$TARBALL_FILE"
+SHA256="$(sha256_of "$TARBALL_FILE")"
+
+CURRENT_URL="$(sed -nE 's/^[[:space:]]*url[[:space:]]+"([^"]+)"/\1/p' "$FORMULA_FILE" | head -n1)"
+CURRENT_SHA256="$(sed -nE 's/^[[:space:]]*sha256[[:space:]]+"([^"]+)"/\1/p' "$FORMULA_FILE" | head -n1)"
+
+if [[ "$CURRENT_URL" == "$TARBALL_URL" && "$CURRENT_SHA256" == "$SHA256" ]]; then
+  echo "$FORMULA_FILE is already up to date with $PACKAGE_NAME@$VERSION."
+  exit 0
+fi
+
+sed -i.bak -E \
+  -e "s|^([[:space:]]*url[[:space:]]+\")[^\"]+|\1$TARBALL_URL|" \
+  -e "s|^([[:space:]]*sha256[[:space:]]+\")[^\"]+|\1$SHA256|" \
+  "$FORMULA_FILE"
+rm -f "$FORMULA_FILE.bak"
+
+echo "Updated $FORMULA_FILE:"
+echo "  url:    $CURRENT_URL -> $TARBALL_URL"
+echo "  sha256: $CURRENT_SHA256 -> $SHA256"
diff --git a/src/packages/pptxdiff-chocolatey/pptxdiff.nuspec b/src/packages/pptxdiff-chocolatey/pptxdiff.nuspec
index 0682981..2bd0ed0 100644
--- a/src/packages/pptxdiff-chocolatey/pptxdiff.nuspec
+++ b/src/packages/pptxdiff-chocolatey/pptxdiff.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2015/06/nuspec.xsd">
   <metadata>
     <id>pptxdiff</id>
-    <version>0.7.0</version>
+    <version>0.8.0</version>
     <packageSourceUrl>https://github.com/sugatoray/pptxdiff/tree/master/src/packages/pptxdiff-chocolatey</packageSourceUrl>
     <owners>sugatoray</owners>
 
@@ -61,7 +61,7 @@ See the project README (https://github.com/sugatoray/pptxdiff) and documentation
     <releaseNotes>https://github.com/sugatoray/pptxdiff/blob/master/CHANGELOG.md</releaseNotes>
 
     <dependencies>
-      <dependency id="nodejs" version="18.0.0" />
+      <dependency id="nodejs" version="[18.0.0,)" />
     </dependencies>
   </metadata>
   <files>
diff --git a/src/packages/pptxdiff-chocolatey/tools/chocolateyinstall.ps1 b/src/packages/pptxdiff-chocolatey/tools/chocolateyinstall.ps1
index c64e1fc..fa053d6 100644
--- a/src/packages/pptxdiff-chocolatey/tools/chocolateyinstall.ps1
+++ b/src/packages/pptxdiff-chocolatey/tools/chocolateyinstall.ps1
@@ -5,7 +5,7 @@ $npmPackageVersion = $env:chocolateyPackageVersion
 if ([string]::IsNullOrWhiteSpace($npmPackageVersion)) {
   # Fallback for manual `choco pack`/`choco install -s .` runs where Chocolatey
   # doesn't set the package-version environment variable (e.g. local testing).
-  $npmPackageVersion = '0.7.0'
+  $npmPackageVersion = '0.8.0'
 }
 
 $npmCmd = Get-Command npm -ErrorAction SilentlyContinue