diff --git a/install.sh b/install.sh
index 1075f30..b5e080b 100755
--- a/install.sh
+++ b/install.sh
@@ -41,3 +41,6 @@ source "$DOTFILESPATH/pwsh/install.sh"
 
 # shellcheck source=./logfmtpp/install.sh
 "$DOTFILESPATH/logfmtpp/install.sh"
+
+# shellcheck source=./vscode/install.sh
+"$DOTFILESPATH/vscode/install.sh"
diff --git a/vscode/install.sh b/vscode/install.sh
new file mode 100755
index 0000000..a4c1836
--- /dev/null
+++ b/vscode/install.sh
@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+
+# Installs my VS Code extensions that are not on the Marketplace, from the
+# .vsix attached to their latest GitHub release. Skips when VS Code is absent.
+
+set -e
+
+codeCli=$(command -v code || true)
+if [[ -z "$codeCli" && -x "/Applications/Visual Studio Code.app/Contents/Resources/app/bin/code" ]]; then
+    # VS Code is installed but its shell command has not been added to PATH yet.
+    codeCli="/Applications/Visual Studio Code.app/Contents/Resources/app/bin/code"
+fi
+
+if [[ -z "$codeCli" ]]; then
+    echo "VS Code not found; skipping VS Code extensions"
+    exit 0
+fi
+
+# installExtensionFromGitHubRelease <owner/repo> <publisher.extension> <asset name>
+installExtensionFromGitHubRelease() {
+    local repo=$1
+    local extensionId=$2
+    local assetName=$3
+
+    # The latest-release page redirects to /releases/tag/<tag>; the tag is the version with a "v" prefix.
+    local latestTag
+    latestTag=$(curl -fsSI --retry 5 -o /dev/null -w '%{redirect_url}' "https://github.com/$repo/releases/latest" | sed 's#.*/tag/##')
+    if [[ -z "$latestTag" ]]; then
+        echo "Could not find the latest release of $repo"
+        return 1
+    fi
+    local latestVersion=${latestTag#v}
+
+    local installedVersion
+    installedVersion=$("$codeCli" --list-extensions --show-versions 2>/dev/null | awk -F@ -v id="$extensionId" '$1 == id { print $2 }')
+    if [[ "$installedVersion" == "$latestVersion" ]]; then
+        echo "$extensionId $installedVersion is already installed"
+        return 0
+    fi
+
+    echo "Installing $extensionId $latestVersion from https://github.com/$repo/releases/tag/$latestTag"
+    local tempDir
+    tempDir=$(mktemp -d)
+    curl -fsSL --retry 5 -o "$tempDir/$assetName" "https://github.com/$repo/releases/download/$latestTag/$assetName"
+    "$codeCli" --install-extension "$tempDir/$assetName" --force
+    rm -rf "$tempDir"
+}
+
+installExtensionFromGitHubRelease tedchamb/vscode-pinpoint tedchamb.pinpoint pinpoint.vsix