diff --git a/.flake8 b/.flake8
index efde3a0c..f1989bff 100644
--- a/.flake8
+++ b/.flake8
@@ -5,6 +5,12 @@
 
 [flake8]
 doctests = True
+exclude =
+  __pycache__/
+  .git/
+  /.licenses/
+  /site/
+  node_modules/
 # W503 and W504 are mutually exclusive. PEP 8 recommends line break before.
 ignore = W503
 max-complexity = 10
diff --git a/.markdownlintignore b/.markdownlintignore
index b764cf02..51aaee1a 100644
--- a/.markdownlintignore
+++ b/.markdownlintignore
@@ -1,5 +1,6 @@
 # Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/check-markdown/.markdownlintignore
-.licenses/
+/.licenses/
+/site/
 __pycache__/
 node_modules/
 /other/clang-format-configuration/testdata/golden/samples/
diff --git a/.prettierignore b/.prettierignore
index 474b9de0..49da21bf 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,4 +1,4 @@
-.licenses/
+/.licenses/
 __pycache__/
 node_modules/
 /other/clang-format-configuration/testdata/golden/samples/
diff --git a/workflow-templates/assets/check-markdown/.markdownlintignore b/workflow-templates/assets/check-markdown/.markdownlintignore
index 0022748d..c295f6c9 100644
--- a/workflow-templates/assets/check-markdown/.markdownlintignore
+++ b/workflow-templates/assets/check-markdown/.markdownlintignore
@@ -1,4 +1,5 @@
 # Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/check-markdown/.markdownlintignore
-.licenses/
+/.licenses/
+/site/
 __pycache__/
 node_modules/
diff --git a/workflow-templates/assets/check-prettier-formatting/.prettierignore b/workflow-templates/assets/check-prettier-formatting/.prettierignore
index b5b48de3..bf6e83d0 100644
--- a/workflow-templates/assets/check-prettier-formatting/.prettierignore
+++ b/workflow-templates/assets/check-prettier-formatting/.prettierignore
@@ -1,4 +1,4 @@
-.licenses/
+/.licenses/
 __pycache__/
 node_modules/
 poetry.lock
diff --git a/workflow-templates/assets/check-python/.flake8 b/workflow-templates/assets/check-python/.flake8
index efde3a0c..f1989bff 100644
--- a/workflow-templates/assets/check-python/.flake8
+++ b/workflow-templates/assets/check-python/.flake8
@@ -5,6 +5,12 @@
 
 [flake8]
 doctests = True
+exclude =
+  __pycache__/
+  .git/
+  /.licenses/
+  /site/
+  node_modules/
 # W503 and W504 are mutually exclusive. PEP 8 recommends line break before.
 ignore = W503
 max-complexity = 10