diff --git a/README.md b/README.md
index 5536bc2..68496a1 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,8 @@ Minimal self-hosted personal wiki. Folders are pages.
 
 - **Quick-add bookmarklet** save the current browser tab to a predetermined wiki page (e.g. `/Topics/Bookmarks/`) with one click. See the [Quick-Add Bookmarklet](#quick-add-bookmarklet) section.
 
+- **Todo list** a `todo.txt` in the wiki root appears as an always-editable, syntax-highlighted widget above the folder tree. See the [Todo List](#todo-list) section.
+
 ## Build
 
 ```bash
@@ -106,6 +108,16 @@ They resolve against the year page rather than separate per-day URLs:
 
 Legacy `YYYY/MM/` and `YYYY/MM/DD/` URLs (no longer the canonical form) redirect to the matching anchor on the year page.
 
+## Todo List
+
+A `todo.txt` in the **wiki root** renders as an editable, syntax-highlighted
+widget above the folder tree, in [todo.txt](https://github.com/todotxt/todo.txt)
+format (`x ` done, `(A)` priority, `+project` / `@context`, dates). No file, no
+widget — create it out-of-band to opt in. Edits autosave (no save button), and
+open tabs on other devices auto-refresh when the file changes. A toolbar acts on
+the current line: `[done]` toggles the `x <date> ` prefix, `[pri]` cycles
+priority, `[date]` inserts today, `[del]` deletes the line.
+
 ## Quick-Add Bookmarklet
 
 Replace `wiki.host` with your wiki host and `/Topics/Bookmarks/` with the destination page (one bookmarklet per target):