diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 00000000..675db9c4
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,85 @@
+# .github/workflows/release.yml
+name: Tag from composer.json version
+
+on:
+    workflow_dispatch:
+    push:
+        branches: [ "3.x" ]
+        paths:
+            - composer.json
+
+permissions:
+    contents: write
+
+jobs:
+    create-tag:
+        runs-on: ubuntu-latest
+
+        steps:
+            - name: Checkout repository (with history & tags)
+              uses: actions/checkout@v4
+              with:
+                  fetch-depth: 0
+
+            - name: Install jq
+              run: sudo apt-get update && sudo apt-get install -y jq
+
+            - name: Get current and previous version
+              id: versions
+              shell: bash
+              run: |
+                  # extract current version from composer.json
+                  CURR_VERSION=$(jq -r '.version // empty' composer.json)
+                  if [ -z "$CURR_VERSION" ] || [ "$CURR_VERSION" = "null" ]; then
+                    echo "composer.json has no .version field – aborting."
+                    exit 1
+                  fi
+
+                  # get previous version from previous commit if composer.json existed there
+                  if git rev-parse HEAD~1 >/dev/null 2>&1; then
+                    if git show HEAD~1:composer.json >/dev/null 2>&1; then
+                      PREV_VERSION=$(git show HEAD~1:composer.json | jq -r '.version // empty')
+                    else
+                      PREV_VERSION=""
+                    fi
+                  else
+                    PREV_VERSION=""
+                  fi
+
+                  echo "curr=$CURR_VERSION" >> "$GITHUB_OUTPUT"
+                  echo "prev=$PREV_VERSION" >> "$GITHUB_OUTPUT"
+
+            - name: Continue only if version changed
+              if: steps.versions.outputs.curr != steps.versions.outputs.prev
+              run: |
+                  echo "Version changed: ${{ steps.versions.outputs.prev }} -> ${{ steps.versions.outputs.curr }}"
+
+            - name: Stop if version is unchanged
+              if: steps.versions.outputs.curr == steps.versions.outputs.prev
+              run: |
+                  echo "Version unchanged (${{ steps.versions.outputs.curr }}) – no tag needed."
+                  exit 0
+
+            - name: Check if tag already exists
+              id: check_tag
+              run: |
+                  TAG="v${{ steps.versions.outputs.curr }}"
+                  if git rev-parse "refs/tags/$TAG" >/dev/null 2>&1 || \
+                     git ls-remote --tags origin "refs/tags/$TAG" | grep -q .; then
+                    echo "exists=true" >> "$GITHUB_OUTPUT"
+                  else
+                    echo "exists=false" >> "$GITHUB_OUTPUT"
+                  fi
+
+            - name: Create and push tag (with v prefix)
+              if: steps.check_tag.outputs.exists == 'false'
+              run: |
+                  TAG="v${{ steps.versions.outputs.curr }}"
+                  git config user.name "github-actions[bot]"
+                  git config user.email "github-actions[bot]@users.noreply.github.com"
+                  git tag "$TAG"
+                  git push origin "$TAG"
+
+            - name: Info if tag already exists
+              if: steps.check_tag.outputs.exists == 'true'
+              run: echo "Tag v${{ steps.versions.outputs.curr }} already exists – nothing to do."
diff --git a/composer.json b/composer.json
index f0267585..0a7d3a30 100644
--- a/composer.json
+++ b/composer.json
@@ -1,70 +1,71 @@
 {
-  "name": "ebics-api/ebics-client-php",
-  "type": "library",
-  "description": "PHP library to communicate with bank through EBICS protocol.",
-  "keywords": [
-    "ebics",
-    "PHP",
-    "client",
-    "openssl",
-    "rsa",
-    "x509",
-    "cfonb.120",
-    "cfonb.240",
-    "mt940",
-    "mt942"
-  ],
-  "authors": [
-    {
-      "name": "Andrew Svirin"
+    "name": "ebics-api/ebics-client-php",
+    "version": "3.0.1",
+    "type": "library",
+    "description": "PHP library to communicate with bank through EBICS protocol.",
+    "keywords": [
+        "ebics",
+        "PHP",
+        "client",
+        "openssl",
+        "rsa",
+        "x509",
+        "cfonb.120",
+        "cfonb.240",
+        "mt940",
+        "mt942"
+    ],
+    "authors": [
+        {
+            "name": "Andrew Svirin"
+        }
+    ],
+    "license": "MIT",
+    "require": {
+        "php": "^8.1",
+        "ext-bcmath": "*",
+        "ext-curl": "*",
+        "ext-dom": "*",
+        "ext-json": "*",
+        "ext-openssl": "*",
+        "ext-zip": "*",
+        "ext-zlib": "*",
+        "ext-libxml": "*"
+    },
+    "require-dev": {
+        "ebics-api/cfonb-php": "^1.0",
+        "ebics-api/mt942-php": "^1.0",
+        "phpseclib/phpseclib": "~2.0.48",
+        "phpstan/phpstan": "~1.9.18",
+        "phpunit/phpunit": "~9.6.24",
+        "psr/http-client": "^1.0",
+        "psr/http-factory": "^1.0",
+        "setasign/fpdf": "^1.8",
+        "squizlabs/php_codesniffer": "~3.7.2"
+    },
+    "autoload": {
+        "psr-4": {
+            "EbicsApi\\Ebics\\": "src"
+        }
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "EbicsApi\\Ebics\\Tests\\": "tests"
+        }
+    },
+    "suggest": {
+        "ebics-api/cfonb-php": "If you need to parse format CFONB from FDL requests.",
+        "ebics-api/mt942-php": "If you need to parse format MT942 from VMK, STA requests.",
+        "setasign/fpdf": "If you need to generate PDF file letter for Bank."
+    },
+    "config": {
+        "sort-packages": true
+    },
+    "minimum-stability": "dev",
+    "prefer-stable": true,
+    "scripts": {
+        "code-test": "vendor/bin/phpunit",
+        "code-style": "vendor/bin/phpcs",
+        "code-analyse": "vendor/bin/phpstan"
     }
-  ],
-  "license": "MIT",
-  "require": {
-    "php": "^8.1",
-    "ext-bcmath": "*",
-    "ext-curl": "*",
-    "ext-dom": "*",
-    "ext-json": "*",
-    "ext-openssl": "*",
-    "ext-zip": "*",
-    "ext-zlib": "*",
-    "ext-libxml": "*"
-  },
-  "require-dev": {
-    "ebics-api/cfonb-php": "^1.0",
-    "ebics-api/mt942-php": "^1.0",
-    "phpseclib/phpseclib": "~2.0.48",
-    "phpstan/phpstan": "~1.9.18",
-    "phpunit/phpunit": "~9.6.24",
-    "psr/http-client": "^1.0",
-    "psr/http-factory": "^1.0",
-    "setasign/fpdf": "^1.8",
-    "squizlabs/php_codesniffer": "~3.7.2"
-  },
-  "autoload": {
-    "psr-4": {
-      "EbicsApi\\Ebics\\": "src"
-    }
-  },
-  "autoload-dev": {
-    "psr-4": {
-      "EbicsApi\\Ebics\\Tests\\": "tests"
-    }
-  },
-  "suggest": {
-    "ebics-api/cfonb-php": "If you need to parse format CFONB from FDL requests.",
-    "ebics-api/mt942-php": "If you need to parse format MT942 from VMK, STA requests.",
-    "setasign/fpdf": "If you need to generate PDF file letter for Bank."
-  },
-  "config": {
-    "sort-packages": true
-  },
-  "minimum-stability": "dev",
-  "prefer-stable": true,
-  "scripts": {
-    "code-test": "vendor/bin/phpunit",
-    "code-style": "vendor/bin/phpcs",
-    "code-analyse": "vendor/bin/phpstan"
-  }
 }