diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index c576605be43..e7e063ff83c 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -29,6 +29,25 @@ jobs:
           cache: npm
       - run: npm ci
       - run: npm test
+  spelling:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          set -o pipefail
+          mkdir -p "${{ runner.temp }}/typos"
+          RELEASE_ASSET_URL="$(
+            gh api /repos/crate-ci/typos/releases/latest \
+              --jq '."assets"[] | select(."name" | test("^typos-.+-x86_64-unknown-linux-musl\\.tar\\.gz$")) | ."browser_download_url"'
+          )"
+          wget --quiet --output-document=- "${RELEASE_ASSET_URL}" \
+            | tar -xz -C "${{ runner.temp }}/typos" ./typos
+          git grep --files-with-matches --null -I -e '.' \
+            | xargs --null --verbose -- "${{ runner.temp }}/typos/typos" --format json \
+            | jq --raw-output '"::warning file=\(.path),line=\(.line_num),col=\(.byte_offset)::\"\(.typo)\" should be \"" + (.corrections // [] | join("\" or \"") + "\".")' \
+            || true
+        env:
+          GH_TOKEN: ${{ github.token }}
 
 env:
   FORCE_COLOR: 3
diff --git a/.typos.toml b/.typos.toml
new file mode 100644
index 00000000000..e6eb0f8a965
--- /dev/null
+++ b/.typos.toml
@@ -0,0 +1,28 @@
+[files]
+extend-exclude = [
+    ".git/",
+]
+ignore-hidden = false
+
+[default]
+extend-ignore-re = [
+    "\\bext-shader-texture-lod\\b",
+    "\\bhttp\\.headers\\.ECT\\b",
+    "detail \\(LOD\\)",
+]
+
+[default.extend-words]
+"clonable" = "clonable"
+"seeked" = "seeked"
+# https://github.com/web-platform-dx/web-features/pull/2484
+"seperators" = "seperators"
+
+[default.extend-identifiers]
+"EXT_shader_texture_lod" = "EXT_shader_texture_lod"
+"gatherND" = "gatherND"
+"is_transitionable" = "is_transitionable"
+"scatterND" = "scatterND"
+"scheme_parameter_openpgp4fpr" = "scheme_parameter_openpgp4fpr"
+
+# Typos
+"Github" = "GitHub"