diff --git a/.github/workflows/links.yml b/.github/workflows/links.yml
new file mode 100644
index 0000000000..161f7e5211
--- /dev/null
+++ b/.github/workflows/links.yml
@@ -0,0 +1,12 @@
+name: LinkChecker
+
+on: push
+
+jobs:
+  markdown-link-check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - uses: gaurav-nelson/github-action-markdown-link-check@v1
+      with:
+        config-file: '.link_config.json'
diff --git a/.gitignore b/.gitignore
index 3d9addd7ef..6d57fb3afd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,8 @@
+node_modules/
+package.json
+yarn.lock
+docker-compose.yml
+
 /build/
 .vscode/
 src/*/include/case.fpp
diff --git a/.link_config.json b/.link_config.json
new file mode 100644
index 0000000000..dbe3c4bf8a
--- /dev/null
+++ b/.link_config.json
@@ -0,0 +1,32 @@
+{
+  "ignorePatterns": [
+    {
+      "pattern": "^http://example.net"
+    }
+  ],
+  "replacementPatterns": [
+    {
+      "pattern": "^.attachments",
+      "replacement": "file://some/conventional/folder/.attachments"
+    },
+    {
+      "pattern": "^/",
+      "replacement": "{{BASEURL}}/"
+    }
+  ],
+  "httpHeaders": [
+    {
+      "urls": ["https://example.com"],
+      "headers": {
+        "Authorization": "Basic Zm9vOmJhcg==",
+        "Foo": "Bar"
+      }
+    }
+  ],
+  "timeout": "20s",
+  "retryOn429": true,
+  "retryCount": 5,
+  "fallbackRetryDelay": "30s",
+  "aliveStatusCodes": [200, 206]
+}
+