diff --git a/docs/changelog.rst b/docs/changelog.rst
index cb09486..6a863ca 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -3,6 +3,23 @@ Changelog
 =========
 
 
+1.2.1
+=====
+
+**Improvement**
+
+* Addition of auxiliary functions to format XML, JSON and YAML data from files and strings.
+
+**Changes**
+
+* ``screenshot_for_selenium`` method has been renamed to ``screenshot_selenium``.
+* ``screenshot_for_playwright`` method has been renamed to ``screenshot_playwright``.
+
+**Bug fix**
+
+* **Playwright** package should be an optional dependency.
+
+
 1.2.0
 =====
 
diff --git a/pyproject.toml b/pyproject.toml
index 5ed466a..e16f7f3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ build-backend = "flit_core.buildapi"
 
 [project]
 name = "pytest-webtest-extras"
-version = "1.2.0"
+version = "1.2.1"
 description = "Pytest plugin to enhance pytest-html and allure reports of webtest projects by adding screenshots, comments and webpage sources."
 readme = "README.md"
 #license = "MIT"
@@ -16,6 +16,7 @@ requires-python = ">=3.8"
 dependencies = [
     'pytest >= 7.0.0',
     'pytest-html >= 4.0.0',
+    'pyyaml >= 6.0.2',
 ]
 classifiers = [
     "Framework :: Pytest",
diff --git a/src/pytest_webtest_extras/extras.py b/src/pytest_webtest_extras/extras.py
index 623f167..534d773 100644
--- a/src/pytest_webtest_extras/extras.py
+++ b/src/pytest_webtest_extras/extras.py
@@ -1,10 +1,13 @@
 import base64
 import html
 # import importlib
+import json
+import re
+import xml.parsers.expat as expat
+import xml.dom.minidom as xdom
+import yaml
 from typing import Union
 from . import utils
-from selenium.webdriver.remote.webelement import WebElement
-from playwright.sync_api import Page
 
 
 # Counter used for image and page source files naming
@@ -84,7 +87,7 @@ def save_screenshot(self, image: Union[bytes, str], comment=None, source=None, e
                 allure.attach(source, name="page source", attachment_type=allure.attachment_type.TEXT)
 
 
-    def screenshot_for_selenium(self, target, comment=None, full_page=True, escape_html=True):
+    def screenshot_selenium(self, target, comment=None, full_page=True, escape_html=True):
         """
         Saves the pytest-html 'extras': screenshot, comment and webpage source.
 
@@ -97,6 +100,7 @@ def screenshot_for_selenium(self, target, comment=None, full_page=True, escape_h
         from selenium.webdriver.chrome.webdriver import WebDriver as WebDriver_Chrome
         from selenium.webdriver.chromium.webdriver import ChromiumDriver as WebDriver_Chromium
         from selenium.webdriver.edge.webdriver import WebDriver as WebDriver_Edge
+        from selenium.webdriver.remote.webelement import WebElement
 
         source = None
         if self._fx_screenshots == 'none':
@@ -122,7 +126,7 @@ def screenshot_for_selenium(self, target, comment=None, full_page=True, escape_h
         self.save_screenshot(image, comment, source, escape_html)
 
 
-    def screenshot_for_playwright(self, target, comment=None, full_page=True, escape_html=True):
+    def screenshot_playwright(self, target, comment=None, full_page=True, escape_html=True):
         """
         Saves the pytest-html 'extras': screenshot, comment and webpage source.
 
@@ -132,6 +136,7 @@ def screenshot_for_playwright(self, target, comment=None, full_page=True, escape
             full_page (bool): Whether to take a full-page screenshot if the target is a Page instance.
                               Defaults to True.
         """
+        from playwright.sync_api import Page
         source = None
         if self._fx_screenshots == 'none':
             return
@@ -142,3 +147,71 @@ def screenshot_for_playwright(self, target, comment=None, full_page=True, escape
         else:
             image = target.screenshot()
         self.save_screenshot(image, comment, source, escape_html)
+
+
+    def screenshot_for_selenium(self, target, comment=None, full_page=True, escape_html=True):
+        self.screenshot_selenium(target, comment, full_page, escape_html)
+
+
+    def screenshot_for_playwright(self, target, comment=None, full_page=True, escape_html=True):
+        self.screenshot_playwright(target, comment, full_page, escape_html)
+
+
+    def format_json_file(self, filepath, indent=4):
+        """
+        Formats the contents of a JSON file.
+        """
+        f = open(filepath, 'r')
+        content = f.read()
+        f.close()
+        return self.format_json_str(content, indent)
+
+
+    def format_json_str(self, content, indent=4):
+        """
+        Formats a string holding a JSON content.
+        """
+        content = json.loads(content)
+        return json.dumps(content, indent=indent)
+
+
+    def format_xml_file(self, filepath, indent=4):
+        """
+        Formats the contents of a XML file.
+        """
+        f = open(filepath, 'r')
+        content = f.read()
+        f.close()
+        return self.format_xml_str(content, indent)
+
+
+    def format_xml_str(self, content, indent=4):
+        """
+        Formats a string holding a XML content.
+        """
+        result = None
+        try:
+            result = xdom.parseString(re.sub(r"\n\s+", "",  content).replace('\n','')).toprettyxml(indent=" " * indent)
+        except expat.ExpatError:
+            if content is None:
+                content = 'None'
+            result = "Raw text:\n" + content
+        return result
+
+
+    def format_yaml_file(self, filepath, indent=4):
+        """
+        Formats the contents of a YAML file.
+        """
+        f = open(filepath, 'r')
+        content = f.read()
+        f.close()
+        return self.format_yaml_str(content, indent)
+
+
+    def format_yaml_str(self, content, indent=4):
+        """
+        Formats a string holding a YAML content.
+        """
+        content = yaml.safe_load(content)
+        return yaml.dump(content, indent=indent)