diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2fa43834b..234c037c0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -24,6 +24,12 @@ jobs:
       - run: cargo fmt --check --all
       - run: cargo test --package front_matter
 
+  spelling:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
+      - uses: crate-ci/typos@7436548694def3314aacd93ed06c721b1f91ea04 # v1.37.2
+
   build:
     runs-on: ubuntu-latest
     steps:
diff --git a/typos.toml b/typos.toml
new file mode 100644
index 000000000..0809d59be
--- /dev/null
+++ b/typos.toml
@@ -0,0 +1,41 @@
+## See also docs: https://github.com/crate-ci/typos/blob/v1.28.2/docs/reference.md
+
+[files]
+extend-exclude = [
+]
+
+[default.extend-words]
+## Add exclusions here, lines should be like `x = "x"`, where `x` is excluded word.
+moreso = "moreso"
+
+[default.extend-identifiers]
+## Add exclusions here, lines should be like `x = "x"`, where `x` is excluded word.
+# Package name
+flate2 = "flate2"
+# People's names
+Schol = "Schol"
+Theis = "Theis"
+Cornel = "Cornel"
+Signes = "Signes"
+Wirth = "Wirth"
+fliter = "fliter"
+# User names
+durin42 = "durin42"
+# Don't break file links
+platforms_targetted = "platforms_targetted"
+
+[default]
+extend-ignore-words-re = [
+    # words with length <= 4 chars is likely noise
+    '^[a-zA-Z]{1,4}$',
+]
+
+extend-ignore-re = [
+    '1\.53\.0-prelease.md',  # don't break links
+]
+
+[type.svg]
+check-file = false  # not likely to have relevant typos but false positives
+
+[type.minified]
+check-file = false  # generated content