diff --git a/README.md b/README.md
index dc15387..f5d9b62 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,8 @@ project which tries to follow the Unix principles (sheesh, yet
 another POSIX OS?) and is loosely inspired by stuff like Linux,
 BSD and other *nixes I've laid my hands on so far.
 
+![alt text](doc/demo0.png "Demo")
+
 Building
 --------
 
diff --git a/doc/demo0.png b/doc/demo0.png
new file mode 100644
index 0000000..d14615a
Binary files /dev/null and b/doc/demo0.png differ
diff --git a/usr/init.c b/usr/init.c
index 8e2020e..f4ee9e7 100644
--- a/usr/init.c
+++ b/usr/init.c
@@ -38,6 +38,7 @@ static int b_cat(const char *path);
 static int b_curs(const char *arg);
 static int b_sleep(const char *arg);
 static int b_help(const char *arg);
+static int b_clear(const char *arg);
 
 static struct builtin builtins[] = {
     {
@@ -70,6 +71,11 @@ static struct builtin builtins[] = {
         "Sleep N seconds",
         b_sleep
     },
+    {
+        "clear",
+        "Clear terminal",
+        b_clear,
+    },
     {
         "help",
         "Please help me",
@@ -214,6 +220,12 @@ static int b_sleep(const char *arg) {
     return 0;
 }
 
+static int b_clear(const char *arg) {
+    clear();
+    curs_set(1, 1);
+    return 0;
+}
+
 static int b_help(const char *arg) {
     if (arg) {
         // Describe a specific command