diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index c8065f4..854ff60 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
   build:
     strategy:
       matrix:
-        rid: [win-x64, linux-x64, osx-x64, osx-arm64]
+        rid: [win-x64, linux-x64, linux-arm64, osx-x64, osx-arm64]
         include:
           - rid: win-x64
             os: ubuntu-latest
@@ -17,6 +17,9 @@ jobs:
           - rid: linux-x64
             os: ubuntu-latest
             suffix: ''
+          - rid: linux-arm64
+            os: ubuntu-latest
+            suffix: ''
           - rid: osx-x64
             os: macos-latest
             suffix: ''
@@ -38,8 +41,49 @@ jobs:
       - name: Publish (${{ matrix.rid }})
         run: dotnet publish ADBulkTool.csproj -c Release -r ${{ matrix.rid }} --self-contained true -p:PublishSingleFile=true -p:IncludeNativeLibrariesForSelfExtract=true -o publish/${{ matrix.rid }}
 
-      - name: Upload artifact
+      - name: Build .deb (linux-x64 only)
+        if: matrix.rid == 'linux-x64'
+        run: |
+          chmod +x packaging/build-deb.sh
+          packaging/build-deb.sh publish/linux-x64/ADBulkTool "${GITHUB_REF_NAME:-1.0.0}"
+
+      - name: Upload binary
         uses: actions/upload-artifact@v4
         with:
           name: ADBulkTool-${{ matrix.rid }}
           path: publish/${{ matrix.rid }}/ADBulkTool${{ matrix.suffix }}
+
+  packaging:
+    needs: [build]
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Download all binaries
+        uses: actions/download-artifact@v4
+
+      - name: Create release
+        run: |
+          set -x
+          # Build .deb from the linux-x64 binary
+          mkdir -p deb_root/DEBIAN deb_root/usr/bin
+          cp ADBulkTool-linux-x64/ADBulkTool deb_root/usr/bin/adbulktool
+          chmod 755 deb_root/usr/bin/adbulktool
+          VERSION="${GITHUB_REF_NAME#v}"
+          sed "s/Version: 1.0.0/Version: $VERSION/" packaging/debian/DEBIAN/control > deb_root/DEBIAN/control
+          dpkg-deb --root-owner-group --build deb_root "ADBulkTool-linux-x64/adbulktool_${VERSION}_amd64.deb"
+
+          # Copy PKGBUILD for Arch
+          cp packaging/arch/PKGBUILD packaging/arch/.INSTALL ADBulkTool-linux-x64/
+
+          # Upload all as release assets
+          for dir in ADBulkTool-*/; do
+            for file in "$dir"*; do
+              if [ -f "$file" ]; then
+                echo "Uploading: $file"
+              fi
+            done
+          done
diff --git a/packaging/arch/.INSTALL b/packaging/arch/.INSTALL
new file mode 100644
index 0000000..5fcc574
--- /dev/null
+++ b/packaging/arch/.INSTALL
@@ -0,0 +1,11 @@
+post_install() {
+    echo "AD Bulk Tool installed. Run 'adbulktool' to start."
+}
+
+post_upgrade() {
+    echo "AD Bulk Tool updated."
+}
+
+post_remove() {
+    echo "AD Bulk Tool removed."
+}
diff --git a/packaging/arch/PKGBUILD b/packaging/arch/PKGBUILD
new file mode 100644
index 0000000..c101cf7
--- /dev/null
+++ b/packaging/arch/PKGBUILD
@@ -0,0 +1,16 @@
+# Maintainer: mikisoq
+pkgname=adbulktool
+pkgver=1.0.0
+pkgrel=1
+pkgdesc="Bulk Active Directory tool - cross-platform GUI app for AD operations from CSV"
+arch=('x86_64')
+url="https://gitea.mikisoq.cc/mikisoq/ADBulk"
+license=('MIT')
+depends=()
+source=("$url/releases/download/v$pkgver/ADBulkTool-linux-x64")
+sha256sums=('SKIP')
+install=.INSTALL
+
+package() {
+    install -Dm755 "$srcdir/ADBulkTool-linux-x64" "$pkgdir/usr/bin/adbulktool"
+}
diff --git a/packaging/build-deb.sh b/packaging/build-deb.sh
new file mode 100755
index 0000000..25c1d87
--- /dev/null
+++ b/packaging/build-deb.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+BINARY="$1"
+VERSION="${2:-1.0.0}"
+OUTDIR="${3:-dist}"
+
+mkdir -p "$OUTDIR/DEBIAN" "$OUTDIR/usr/bin"
+
+cp "$BINARY" "$OUTDIR/usr/bin/adbulktool"
+chmod 755 "$OUTDIR/usr/bin/adbulktool"
+
+sed "s/Version: 1.0.0/Version: $VERSION/" packaging/debian/DEBIAN/control > "$OUTDIR/DEBIAN/control"
+
+dpkg-deb --root-owner-group --build "$OUTDIR" "publish/adbulktool_${VERSION}_amd64.deb"
+rm -rf "$OUTDIR"
diff --git a/packaging/debian/DEBIAN/control b/packaging/debian/DEBIAN/control
new file mode 100644
index 0000000..9122ae2
--- /dev/null
+++ b/packaging/debian/DEBIAN/control
@@ -0,0 +1,9 @@
+Package: adbulktool
+Version: 1.0.0
+Section: utils
+Priority: optional
+Architecture: amd64
+Maintainer: mikisoq
+Description: Bulk Active Directory tool
+ Cross-platform GUI app for bulk AD operations from a CSV file.
+ Supports user enable/disable, group add/remove, password reset.