diff --git a/.codespellrc b/.codespellrc
index e3d99ac7..1fc7e289 100644
--- a/.codespellrc
+++ b/.codespellrc
@@ -3,7 +3,7 @@
 [codespell]
 # In the event of a false positive, add the problematic word, in all lowercase, to a comma-separated list here:
 ignore-words-list = ot,porperties,propert
-skip = ./.git,./.licenses,**/go.mod,**/go.sum,./package-lock.json,./poetry.lock,./yarn.lock,./arduino-lint,./arduino-lint.exe,./internal/rule/rulefunction/testdata/libraries/MisspelledSentenceParagraphValue/library.properties,./site
+skip = ./.git,./.licenses,**/go.mod,**/go.sum,__pycache__,./package-lock.json,./poetry.lock,./yarn.lock,./arduino-lint,./arduino-lint.exe,./internal/rule/rulefunction/testdata/libraries/MisspelledSentenceParagraphValue/library.properties,./site
 builtin = clear,informal,en-GB_to_en-US
 check-filenames =
 check-hidden =
diff --git a/.ecrc b/.ecrc
index 219cb0bd..eed3f9ae 100644
--- a/.ecrc
+++ b/.ecrc
@@ -1,5 +1,7 @@
 {
   "Exclude": [
+    "^\\.git[/\\\\]",
+    "__pycache__[/\\\\]",
     "^LICENSE\\.txt$",
     "^poetry\\.lock$",
     "^\\.licenses/",
diff --git a/.markdownlintignore b/.markdownlintignore
new file mode 100644
index 00000000..78d770d1
--- /dev/null
+++ b/.markdownlintignore
@@ -0,0 +1,3 @@
+# Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/check-markdown/.markdownlintignore
+.licenses/
+__pycache__/
diff --git a/.prettierignore b/.prettierignore
index 9668a963..cc6d3449 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -6,6 +6,7 @@
 
 # Generated files
 /.licenses/
+__pycache__/
 
 # Test files
 /internal/rule/schema/testdata/input/invalid-schema.json