diff --git a/README.md b/README.md
index 5a74528..714e14a 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,31 @@ Or to create a new note:
 typst init @local/notes <directory>
 ```
 
+## Features
+
+### Graph
+
+This package import gviz and can render dot graphs:
+
+```
+\```dot-render
+digraph mygraph {
+  rankdir="LR";
+  b -> a;
+  a -> c;
+  c -> b;
+}
+\```
+```
+
+### Todo
+
+```
+Lorem ipsum dolore #todo[sit] amet
+```
+
 ## TODO:
 
 - add new raw type with graphviz boillerplate code
 - biblio
+- add a list of all todo at the end of the file
diff --git a/lib.typ b/lib.typ
index d3a0ff5..751db1b 100644
--- a/lib.typ
+++ b/lib.typ
@@ -4,3 +4,7 @@
   #show raw.where(lang: "dot-render"): it => render-image(it.text)
   #doc
 ]
+
+#let todo(content) = {
+  text(weight: "bold", fill: red, [{TODO : #content}])
+}
diff --git a/template/main.typ b/template/main.typ
index d2775dd..10476de 100644
--- a/template/main.typ
+++ b/template/main.typ
@@ -9,3 +9,5 @@ digraph mygraph {
   c -> b;
 }
 ```
+
+Lorem ipsum dolore #todo[sit] amet