diff --git a/.github/ISSUE_TEMPLATE/broken-link.md b/.github/ISSUE_TEMPLATE/broken-link.md
new file mode 100644
index 0000000..faa5124
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/broken-link.md
@@ -0,0 +1,8 @@
+---
+name: Broken link detected by CI
+labels: bug
+---
+
+<!-- Used by automation to raise an Issue when the periodic link aliveness tests detect a broken link. -->
+
+Periodic link aliveness CI detected a broken link. Please see the job results for details.
diff --git a/.github/workflows/md-links-periodic.yml b/.github/workflows/md-links-periodic.yml
new file mode 100644
index 0000000..a65cf1a
--- /dev/null
+++ b/.github/workflows/md-links-periodic.yml
@@ -0,0 +1,25 @@
+name: Markdown Link Checks
+on:
+  schedule:
+    - cron: "0 0 * * 0"
+
+jobs:
+  markdown-link-check-periodic:
+    runs-on: ubuntu-latest
+    name: Markdown Link Checks
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v1
+
+    - name: Run markdown-link-check
+      uses: gaurav-nelson/github-action-markdown-link-check@0.6.0
+      with:
+        config-file: ".markdownlinkcheck.json"
+
+    - name: Raise an Issue to report broken links
+      if: ${{ failure() }}
+      uses: JasonEtco/create-an-issue@v2
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      with:
+        filename: .github/ISSUE_TEMPLATE/broken-link.md
diff --git a/.github/workflows/md-links.yml b/.github/workflows/md-links.yml
new file mode 100644
index 0000000..29b4150
--- /dev/null
+++ b/.github/workflows/md-links.yml
@@ -0,0 +1,16 @@
+name: Markdown Link Checks
+on: pull_request
+
+jobs:
+  markdown-link-check:
+    runs-on: ubuntu-latest
+    name: Markdown Link Checks
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v1
+
+    - name: Run markdown-link-check
+      uses: gaurav-nelson/github-action-markdown-link-check@0.6.0
+      with:
+        config-file: ".markdownlinkcheck.json"
+        check-modified-files-only: "yes"
diff --git a/.markdownlinkcheck.json b/.markdownlinkcheck.json
new file mode 100644
index 0000000..6d70d33
--- /dev/null
+++ b/.markdownlinkcheck.json
@@ -0,0 +1,10 @@
+{
+  "ignorePatterns": [
+    {
+      "pattern": "^https://github.com/\\S+/\\S+/(issues|pull)/[0-9]+"
+    },
+    {
+      "pattern": "^http://localhost:"
+    }
+  ]
+}