diff --git a/.github/scripts/check_js_templates.py b/.github/scripts/check_js_templates.py
index b014eed33c..8b2ff60ad9 100644
--- a/.github/scripts/check_js_templates.py
+++ b/.github/scripts/check_js_templates.py
@@ -71,7 +71,7 @@ def check_prohibited_tags(data):
 for filename in pathlib.Path(js_i18n_dir).rglob('*.js'):
     print(f"Checking file 'translated/{os.path.basename(filename)}':")
 
-    with open(filename) as js_file:
+    with open(filename, encoding='utf-8') as js_file:
         data = js_file.readlines()
 
     errors += check_invalid_tag(data)
@@ -81,7 +81,7 @@ for filename in pathlib.Path(js_dynamic_dir).rglob('*.js'):
     print(f"Checking file 'dynamic/{os.path.basename(filename)}':")
 
     # Check that the 'dynamic' files do not contains any translated strings
-    with open(filename) as js_file:
+    with open(filename, encoding='utf-8') as js_file:
         data = js_file.readlines()
 
     invalid_tags = ['blocktrans', 'blocktranslate', 'trans', 'translate']
diff --git a/.github/scripts/version_check.py b/.github/scripts/version_check.py
index 79567aead2..4d596395a3 100644
--- a/.github/scripts/version_check.py
+++ b/.github/scripts/version_check.py
@@ -134,7 +134,7 @@ if __name__ == '__main__':
 
     version = None
 
-    with open(version_file) as f:
+    with open(version_file, encoding='utf-8') as f:
         text = f.read()
 
         # Extract the InvenTree software version
@@ -199,7 +199,7 @@ if __name__ == '__main__':
     target_repos = [REPO.lower(), f'ghcr.io/{REPO.lower()}']
 
     # Ref: https://getridbug.com/python/how-to-set-environment-variables-in-github-actions-using-python/
-    with open(os.getenv('GITHUB_ENV'), 'a') as env_file:
+    with open(os.getenv('GITHUB_ENV'), 'a', encoding='utf-8') as env_file:
         # Construct tag string
         tag_list = [[f'{r}:{t}' for t in docker_tags] for r in target_repos]
         tags = ','.join(itertools.chain(*tag_list))
diff --git a/docs/ci/check_mkdocs_config.py b/docs/ci/check_mkdocs_config.py
index 63db0e3c9b..c1f803c7c2 100644
--- a/docs/ci/check_mkdocs_config.py
+++ b/docs/ci/check_mkdocs_config.py
@@ -10,7 +10,7 @@ tld = os.path.abspath(os.path.join(here, '..'))
 
 config_file = os.path.join(tld, 'mkdocs.yml')
 
-with open(config_file) as f:
+with open(config_file, encoding='utf-8') as f:
     data = yaml.load(f, yaml.BaseLoader)
 
     assert data['strict'] == 'true'
diff --git a/docs/docs/hooks.py b/docs/docs/hooks.py
index ddd4e38911..71ab4a963b 100644
--- a/docs/docs/hooks.py
+++ b/docs/docs/hooks.py
@@ -82,7 +82,7 @@ def fetch_rtd_versions():
     print('Discovered the following versions:')
     print(versions)
 
-    with open(output_filename, 'w') as file:
+    with open(output_filename, 'w', encoding='utf-8') as file:
         json.dump(versions, file, indent=2)
 
 
@@ -100,7 +100,7 @@ def get_release_data():
         # Release information has been cached to file
 
         print("Loading release information from 'releases.json'")
-        with open(json_file) as f:
+        with open(json_file, encoding='utf-8') as f:
             return json.loads(f.read())
 
     # Download release information via the GitHub API
@@ -127,7 +127,7 @@ def get_release_data():
         page += 1
 
     # Cache these results to file
-    with open(json_file, 'w') as f:
+    with open(json_file, 'w', encoding='utf-8') as f:
         print("Saving release information to 'releases.json'")
         f.write(json.dumps(releases))
 
diff --git a/docs/extract_schema.py b/docs/extract_schema.py
index 8f94679fbc..1a781d76c5 100644
--- a/docs/extract_schema.py
+++ b/docs/extract_schema.py
@@ -73,7 +73,7 @@ def generate_schema_file(key: str) -> None:
 
     print('Writing schema file to:', output_file)
 
-    with open(output_file, 'w') as f:
+    with open(output_file, 'w', encoding='utf-8') as f:
         f.write(output)
 
 
@@ -119,7 +119,7 @@ def generate_index_file(version: str):
 
     print('Writing index file to:', output_file)
 
-    with open(output_file, 'w') as f:
+    with open(output_file, 'w', encoding='utf-8') as f:
         f.write(output)
 
 
@@ -171,7 +171,7 @@ def parse_api_file(filename: str):
 
     The intent is to make the API schema easier to peruse on the documentation.
     """
-    with open(filename) as f:
+    with open(filename, encoding='utf-8') as f:
         data = yaml.safe_load(f)
 
     paths = data['paths']
@@ -211,7 +211,7 @@ def parse_api_file(filename: str):
 
         output_file = os.path.abspath(output_file)
 
-        with open(output_file, 'w') as f:
+        with open(output_file, 'w', encoding='utf-8') as f:
             yaml.dump(output, f)
 
         # Generate a markdown file for the schema
diff --git a/docs/main.py b/docs/main.py
index 9009c2f854..2a92311ecd 100644
--- a/docs/main.py
+++ b/docs/main.py
@@ -16,7 +16,7 @@ global USER_SETTINGS
 here = os.path.dirname(__file__)
 settings_file = os.path.join(here, 'inventree_settings.json')
 
-with open(settings_file) as sf:
+with open(settings_file, encoding='utf-8') as sf:
     settings = json.load(sf)
 
     GLOBAL_SETTINGS = settings['global']
@@ -27,7 +27,7 @@ def get_repo_url(raw=False):
     """Return the repository URL for the current project."""
     mkdocs_yml = os.path.join(os.path.dirname(__file__), 'mkdocs.yml')
 
-    with open(mkdocs_yml) as f:
+    with open(mkdocs_yml, encoding='utf-8') as f:
         mkdocs_config = yaml.safe_load(f)
         repo_name = mkdocs_config['repo_name']
 
@@ -47,7 +47,7 @@ def check_link(url) -> bool:
 
     # Keep a local cache file of URLs we have already checked
     if os.path.exists(CACHE_FILE):
-        with open(CACHE_FILE) as f:
+        with open(CACHE_FILE, encoding='utf-8') as f:
             cache = f.read().splitlines()
 
         if url in cache:
@@ -59,7 +59,7 @@ def check_link(url) -> bool:
         response = requests.head(url, timeout=5000)
         if response.status_code == 200:
             # Update the cache file
-            with open(CACHE_FILE, 'a') as f:
+            with open(CACHE_FILE, 'a', encoding='utf-8') as f:
                 f.write(f'{url}\n')
 
             return True
@@ -177,7 +177,7 @@ def define_env(env):
 
         assert subprocess.call(command, shell=True) == 0
 
-        with open(output) as f:
+        with open(output, encoding='utf-8') as f:
             content = f.read()
 
         return content
@@ -214,7 +214,7 @@ def define_env(env):
         if not os.path.exists(path):
             raise FileNotFoundError(f'Required file {path} does not exist.')
 
-        with open(path) as f:
+        with open(path, encoding='utf-8') as f:
             content = f.read()
 
         data = f'??? abstract "{title}"\n\n'
diff --git a/pyproject.toml b/pyproject.toml
index d9beafa662..5a34584525 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,13 +20,18 @@ src = ["src/backend/InvenTree"]
 "__init__.py" = ["D104"]
 
 [tool.ruff.lint]
-select = ["A", "B", "C", "C4", "D", "F", "I", "N", "SIM", "PIE", "RUF", "UP", "W"]
+select = ["A", "B", "C", "C4", "D", "F", "I", "N", "SIM", "PIE", "PLE", "PLW", "RUF", "UP", "W"]
 # Things that should be enabled in the future:
 # - LOG
 # - DJ # for Django stuff
 # - S # for security stuff (bandit)
 
 ignore = [
+    "PLE1205",
+    # - PLE1205 - Too many arguments for logging format string
+    "PLW2901",
+    # - PLW2901 - Outer {outer_kind} variable {name} overwritten by inner {inner_kind} target
+    "PLW0602","PLW0603","PLW0604",  # global variable things
     "RUF015",
     # - RUF015 - Prefer next({iterable}) over single element slice
     "RUF012",
diff --git a/src/backend/InvenTree/InvenTree/config.py b/src/backend/InvenTree/InvenTree/config.py
index 6f475377ca..5c62fc66c6 100644
--- a/src/backend/InvenTree/InvenTree/config.py
+++ b/src/backend/InvenTree/InvenTree/config.py
@@ -131,7 +131,7 @@ def load_config_data(set_cache: bool = False) -> map:
 
     cfg_file = get_config_file()
 
-    with open(cfg_file) as cfg:
+    with open(cfg_file, encoding='utf-8') as cfg:
         data = yaml.safe_load(cfg)
 
     # Set the cache if requested
diff --git a/src/backend/InvenTree/InvenTree/management/commands/export_settings_definitions.py b/src/backend/InvenTree/InvenTree/management/commands/export_settings_definitions.py
index 8587e936d0..fef25f676a 100644
--- a/src/backend/InvenTree/InvenTree/management/commands/export_settings_definitions.py
+++ b/src/backend/InvenTree/InvenTree/management/commands/export_settings_definitions.py
@@ -47,7 +47,7 @@ class Command(BaseCommand):
 
         filename = kwargs.get('filename', 'inventree_settings.json')
 
-        with open(filename, 'w') as f:
+        with open(filename, 'w', encoding='utf-8') as f:
             json.dump(settings, f, indent=4)
 
         print(f"Exported InvenTree settings definitions to '{filename}'")
diff --git a/src/backend/InvenTree/InvenTree/management/commands/migrate_icons.py b/src/backend/InvenTree/InvenTree/management/commands/migrate_icons.py
index 818c62c14a..1ff5e6fd62 100644
--- a/src/backend/InvenTree/InvenTree/management/commands/migrate_icons.py
+++ b/src/backend/InvenTree/InvenTree/management/commands/migrate_icons.py
@@ -103,14 +103,14 @@ class Command(BaseCommand):
                         })
 
             self.stdout.write(f'Writing icon map for {len(icons.keys())} icons')
-            with open(kwargs['output_file'], 'w') as f:
+            with open(kwargs['output_file'], 'w', encoding='utf-8') as f:
                 json.dump(icons, f, indent=2)
 
             self.stdout.write(f'Icon map written to {kwargs["output_file"]}')
 
         # Import icon map file
         if kwargs['input_file']:
-            with open(kwargs['input_file']) as f:
+            with open(kwargs['input_file'], encoding='utf-8') as f:
                 icons = json.load(f)
 
             self.stdout.write(f'Loaded icon map for {len(icons.keys())} icons')
diff --git a/src/backend/InvenTree/InvenTree/management/commands/prerender.py b/src/backend/InvenTree/InvenTree/management/commands/prerender.py
index 7fa6e5c728..aa752e4e1d 100644
--- a/src/backend/InvenTree/InvenTree/management/commands/prerender.py
+++ b/src/backend/InvenTree/InvenTree/management/commands/prerender.py
@@ -19,7 +19,9 @@ def render_file(file_name, source, target, locales, ctx):
 
         target_file = os.path.join(target, locale + '.' + file_name)
 
-        with open(target_file, 'w') as localised_file, lang_over(locale):
+        with open(target_file, 'w', encoding='utf-8') as localised_file, lang_over(
+            locale
+        ):
             rendered = render_to_string(os.path.join(source, file_name), ctx)
             localised_file.write(rendered)
 
diff --git a/src/backend/InvenTree/InvenTree/test_urls.py b/src/backend/InvenTree/InvenTree/test_urls.py
index 012e1b1f05..8c9dea4ab9 100644
--- a/src/backend/InvenTree/InvenTree/test_urls.py
+++ b/src/backend/InvenTree/InvenTree/test_urls.py
@@ -70,7 +70,7 @@ class URLTest(TestCase):
 
         pattern = '{% url [\'"]([^\'"]+)[\'"]([^%]*)%}'
 
-        with open(input_file) as f:
+        with open(input_file, encoding='utf-8') as f:
             data = f.read()
 
             results = re.findall(pattern, data)
diff --git a/src/backend/InvenTree/InvenTree/translation.py b/src/backend/InvenTree/InvenTree/translation.py
index cd094f505d..892e362aec 100644
--- a/src/backend/InvenTree/InvenTree/translation.py
+++ b/src/backend/InvenTree/InvenTree/translation.py
@@ -15,7 +15,7 @@ def reload_translation_stats():
     STATS_FILE = settings.BASE_DIR.joinpath('InvenTree/locale_stats.json').absolute()
 
     try:
-        with open(STATS_FILE) as f:
+        with open(STATS_FILE, encoding='utf-8') as f:
             _translation_stats = json.load(f)
     except Exception:
         _translation_stats = None
diff --git a/src/backend/InvenTree/common/icons.py b/src/backend/InvenTree/common/icons.py
index 7a034687bb..46492dd155 100644
--- a/src/backend/InvenTree/common/icons.py
+++ b/src/backend/InvenTree/common/icons.py
@@ -55,7 +55,7 @@ def get_icon_packs():
         tabler_icons_path = Path(__file__).parent.parent.joinpath(
             'InvenTree/static/tabler-icons/icons.json'
         )
-        with open(tabler_icons_path) as tabler_icons_file:
+        with open(tabler_icons_path, encoding='utf-8') as tabler_icons_file:
             tabler_icons = json.load(tabler_icons_file)
 
         icon_packs = [
diff --git a/src/backend/InvenTree/common/models.py b/src/backend/InvenTree/common/models.py
index 99b849fc30..aee34f7ec5 100644
--- a/src/backend/InvenTree/common/models.py
+++ b/src/backend/InvenTree/common/models.py
@@ -2060,7 +2060,7 @@ class InvenTreeSetting(BaseInvenTreeSetting):
             'description': _(
                 'Check that all plugins are installed on startup - enable in container environments'
             ),
-            'default': str(os.getenv('INVENTREE_DOCKER', False)).lower()
+            'default': str(os.getenv('INVENTREE_DOCKER', 'False')).lower()
             in ['1', 'true'],
             'validator': bool,
             'requires_restart': True,
diff --git a/src/backend/InvenTree/generic/templatetags/generic.py b/src/backend/InvenTree/generic/templatetags/generic.py
index 6d0b77a2ab..9ad061dfd7 100644
--- a/src/backend/InvenTree/generic/templatetags/generic.py
+++ b/src/backend/InvenTree/generic/templatetags/generic.py
@@ -5,4 +5,4 @@ from django import template
 register = template.Library()
 from generic.states.tags import status_label
 
-__all__ = [status_label]
+__all__ = ['status_label']
diff --git a/src/backend/InvenTree/importer/tests.py b/src/backend/InvenTree/importer/tests.py
index e0e4515cc8..e7514610cc 100644
--- a/src/backend/InvenTree/importer/tests.py
+++ b/src/backend/InvenTree/importer/tests.py
@@ -19,7 +19,7 @@ class ImporterTest(InvenTreeTestCase):
 
         fn = os.path.join(os.path.dirname(__file__), 'test_data', 'companies.csv')
 
-        with open(fn) as input_file:
+        with open(fn, encoding='utf-8') as input_file:
             data = input_file.read()
 
         session = DataImportSession.objects.create(
diff --git a/src/backend/InvenTree/part/test_api.py b/src/backend/InvenTree/part/test_api.py
index 038dc9baf6..3c7ef8a247 100644
--- a/src/backend/InvenTree/part/test_api.py
+++ b/src/backend/InvenTree/part/test_api.py
@@ -1618,7 +1618,7 @@ class PartDetailTests(PartAPITestBase):
 
         # Try to upload a non-image file
         test_path = BASE_DIR / '_testfolder' / 'dummy_image'
-        with open(f'{test_path}.txt', 'w') as dummy_image:
+        with open(f'{test_path}.txt', 'w', encoding='utf-8') as dummy_image:
             dummy_image.write('hello world')
 
         with open(f'{test_path}.txt', 'rb') as dummy_image:
diff --git a/src/backend/InvenTree/part/test_bom_export.py b/src/backend/InvenTree/part/test_bom_export.py
index 7a94967cce..69d9bdee24 100644
--- a/src/backend/InvenTree/part/test_bom_export.py
+++ b/src/backend/InvenTree/part/test_bom_export.py
@@ -49,7 +49,7 @@ class BomExportTest(InvenTreeTestCase):
         with open(filename, 'wb') as f:
             f.write(response.getvalue())
 
-        with open(filename) as f:
+        with open(filename, encoding='utf-8') as f:
             reader = csv.reader(f, delimiter=',')
 
             for line in reader:
@@ -96,7 +96,7 @@ class BomExportTest(InvenTreeTestCase):
             f.write(response.getvalue())
 
         # Read the file
-        with open(filename) as f:
+        with open(filename, encoding='utf-8') as f:
             reader = csv.reader(f, delimiter=',')
 
             for line in reader:
diff --git a/src/backend/InvenTree/script/translation_stats.py b/src/backend/InvenTree/script/translation_stats.py
index 04a23ede55..c459b1eaf1 100644
--- a/src/backend/InvenTree/script/translation_stats.py
+++ b/src/backend/InvenTree/script/translation_stats.py
@@ -7,7 +7,7 @@ import sys
 
 def calculate_coverage(filename):
     """Calculate translation coverage for a .po file."""
-    with open(filename) as f:
+    with open(filename, encoding='utf-8') as f:
         lines = f.readlines()
 
     lines_count = 0
@@ -72,7 +72,7 @@ if __name__ == '__main__':
         print('-' * 16)
 
     # write locale stats
-    with open(STAT_FILE, 'w') as target:
+    with open(STAT_FILE, 'w', encoding='utf-8') as target:
         json.dump(locales_perc, target)
 
     avg = int(sum(percentages) / len(percentages)) if len(percentages) > 0 else 0
diff --git a/src/backend/InvenTree/script/update_icons.py b/src/backend/InvenTree/script/update_icons.py
index 8056d578a6..ea24479456 100644
--- a/src/backend/InvenTree/script/update_icons.py
+++ b/src/backend/InvenTree/script/update_icons.py
@@ -45,7 +45,8 @@ if __name__ == '__main__':
 
     print('Generating icon list...')
     with open(
-        os.path.join(TMP_FOLDER, 'node_modules', '@tabler', 'icons', 'icons.json')
+        os.path.join(TMP_FOLDER, 'node_modules', '@tabler', 'icons', 'icons.json'),
+        encoding='utf-8',
     ) as f:
         icons = json.load(f)
 
@@ -60,7 +61,7 @@ if __name__ == '__main__':
             },
         }
 
-    with open(os.path.join(STATIC_FOLDER, 'icons.json'), 'w') as f:
+    with open(os.path.join(STATIC_FOLDER, 'icons.json'), 'w', encoding='utf-8') as f:
         json.dump(res, f, separators=(',', ':'))
 
     print('Cleaning up...')
diff --git a/src/backend/InvenTree/stock/models.py b/src/backend/InvenTree/stock/models.py
index 09708a050f..20e35a916a 100644
--- a/src/backend/InvenTree/stock/models.py
+++ b/src/backend/InvenTree/stock/models.py
@@ -41,7 +41,7 @@ from InvenTree.fields import InvenTreeModelMoneyField, InvenTreeURLField
 from order.status_codes import SalesOrderStatusGroups
 from part import models as PartModels
 from plugin.events import trigger_event
-from stock import models as StockModels
+from stock import models as StockModels  # noqa: PLW0406
 from stock.generators import generate_batch_code
 from stock.status_codes import StockHistoryCode, StockStatus, StockStatusGroups
 from users.models import Owner
diff --git a/src/backend/InvenTree/web/tests.py b/src/backend/InvenTree/web/tests.py
index d63fe112d0..68741e1f85 100644
--- a/src/backend/InvenTree/web/tests.py
+++ b/src/backend/InvenTree/web/tests.py
@@ -38,7 +38,7 @@ class TemplateTagTest(InvenTreeTestCase):
         manifest_file = Path(__file__).parent.joinpath('static/web/.vite/manifest.json')
         # Try with removed manifest file
         manifest_file.rename(manifest_file.with_suffix('.json.bak'))  # Rename
-        resp = resp = spa_helper.spa_bundle()
+        resp = spa_helper.spa_bundle()
         self.assertIsNone(resp)
         manifest_file.with_suffix('.json.bak').rename(
             manifest_file.with_suffix('.json')
diff --git a/tasks.py b/tasks.py
index 98becb93e3..4a345b46f5 100644
--- a/tasks.py
+++ b/tasks.py
@@ -618,7 +618,7 @@ def export_records(
     print('Running data post-processing step...')
 
     # Post-process the file, to remove any "permissions" specified for a user or group
-    with open(tmpfile) as f_in:
+    with open(tmpfile, encoding='utf-8') as f_in:
         data = json.loads(f_in.read())
 
     data_out = []
@@ -641,7 +641,7 @@ def export_records(
             data_out.append(entry)
 
     # Write the processed data to file
-    with open(target, 'w') as f_out:
+    with open(target, 'w', encoding='utf-8') as f_out:
         f_out.write(json.dumps(data_out, indent=2))
 
     print('Data export completed')
@@ -684,7 +684,7 @@ def import_records(
     # Pre-process the data, to remove any "permissions" specified for a user or group
     datafile = f'{target}.data.json'
 
-    with open(target) as f_in:
+    with open(target, encoding='utf-8') as f_in:
         try:
             data = json.loads(f_in.read())
         except json.JSONDecodeError as exc:
@@ -714,11 +714,11 @@ def import_records(
             print(entry)
 
     # Write the auth file data
-    with open(authfile, 'w') as f_out:
+    with open(authfile, 'w', encoding='utf-8') as f_out:
         f_out.write(json.dumps(auth_data, indent=2))
 
     # Write the processed data to the tmp file
-    with open(datafile, 'w') as f_out:
+    with open(datafile, 'w', encoding='utf-8') as f_out:
         f_out.write(json.dumps(load_data, indent=2))
 
     excludes = content_excludes(allow_auth=False)
@@ -888,8 +888,8 @@ def test_translations(c):
     last_string = ''
 
     # loop through input file lines
-    with open(file_path) as file_org:
-        with open(new_file_path, 'w') as file_new:
+    with open(file_path, encoding='utf-8') as file_org:
+        with open(new_file_path, 'w', encoding='utf-8') as file_new:
             for line in file_org:
                 if line.startswith('msgstr "'):
                     # write output -> replace regex matches with x in the read in (multi)string