diff --git a/src/apis/graphics.lua b/src/apis/graphics.lua
new file mode 100644
index 0000000..31ab2e7
--- /dev/null
+++ b/src/apis/graphics.lua
@@ -0,0 +1,37 @@
+function pixel(x, y, color)
+  local ox, oy = term.getCursorPos()
+  term.setCursorPos(x, y)
+  term.setBackgroundColor(color)
+  term.write(" ")
+  term.setCursorPos(ox, oy)
+end
+
+function line(x, y, x2, y2, color)
+  local ox, oy = term.getCursorPos()
+  if x == x2 then
+    term.setBackgroundColor(color)
+    for _y = y, y2 do
+      term.setCursorPos(x, _y)
+      term.write(" ")
+    end
+  elseif y == y2 then
+    term.setBackgroundColor(color)
+    for _x = x, x2 do
+      term.setCursorPos(_x, y)
+      term.write(" ")
+    end
+  else
+    error("diagonal/other lines not supported")
+  end
+  term.setCursorPos(ox, oy)
+end
+
+function box(x, y, x2, y2, color)
+  local ox, oy = term.getCursorPos()
+  term.setBackgroundColor(color)
+  for _y = y, y2 do
+    term.setCursorPos(x, _y)
+    term.write(string.rep(" ", (x2 - x) + 1))
+  end
+  term.setCursorPos(ox, oy)
+end