diff --git a/src/node/routes/static.ts b/src/node/routes/static.ts
index 0678c2313..e073219e4 100644
--- a/src/node/routes/static.ts
+++ b/src/node/routes/static.ts
@@ -32,6 +32,9 @@ router.get("/(:commit)(/*)?", async (req, res) => {
     res.header("Cache-Control", "public, max-age=31536000")
   }
 
+  /**
+   * Used by VS Code to load extensions into the web worker.
+   */
   const tar = Array.isArray(req.query.tar) ? req.query.tar[0] : req.query.tar
   if (typeof tar === "string") {
     let stream: Readable = tarFs.pack(pathToFsPath(tar))
diff --git a/src/node/routes/vscode.ts b/src/node/routes/vscode.ts
index cec3a8321..e7842a297 100644
--- a/src/node/routes/vscode.ts
+++ b/src/node/routes/vscode.ts
@@ -71,6 +71,9 @@ router.ws("/", async (socket, _, req) => {
   await vscode.sendWebsocket(socket, req.query)
 })
 
+/**
+ * TODO: Might currently be unused.
+ */
 router.get("/resource(/*)?", async (req, res) => {
   ensureAuthenticated(req)
   if (typeof req.query.path === "string") {
@@ -79,6 +82,9 @@ router.get("/resource(/*)?", async (req, res) => {
   }
 })
 
+/**
+ * Used by VS Code to load files.
+ */
 router.get("/vscode-remote-resource(/*)?", async (req, res) => {
   ensureAuthenticated(req)
   if (typeof req.query.path === "string") {
@@ -87,6 +93,10 @@ router.get("/vscode-remote-resource(/*)?", async (req, res) => {
   }
 })
 
+/**
+ * VS Code webviews use these paths to load files and to load webview assets
+ * like HTML and JavaScript.
+ */
 router.get("/webview/*", async (req, res) => {
   ensureAuthenticated(req)
   res.set("Content-Type", getMediaMime(req.path))