diff --git a/overlays_recalbox/overlays/zx81.png b/overlays_recalbox/overlays/zx81.png
new file mode 100755
index 0000000..d98a7e4
Binary files /dev/null and b/overlays_recalbox/overlays/zx81.png differ
diff --git a/overlays_recalbox/overlays/zx81_overlay.cfg b/overlays_recalbox/overlays/zx81_overlay.cfg
new file mode 100755
index 0000000..748f89d
--- /dev/null
+++ b/overlays_recalbox/overlays/zx81_overlay.cfg
@@ -0,0 +1,4 @@
+overlays = 1
+overlay0_overlay = zx81.png
+overlay0_full_screen = true
+overlay0_descs = 0
diff --git a/overlays_recalbox/zx81.cfg b/overlays_recalbox/zx81.cfg
new file mode 100755
index 0000000..7dd8b80
--- /dev/null
+++ b/overlays_recalbox/zx81.cfg
@@ -0,0 +1,18 @@
+# output resolution
+video_fullscreen_x = 1920
+video_fullscreen_y = 1080
+
+# aspect ratio
+aspect_ratio_index = 23
+video_force_aspect = true
+
+# common overlay parameters
+input_overlay_opacity = "1"
+
+# 1080p
+custom_viewport_width = "1440"
+custom_viewport_height = "1080"
+custom_viewport_x = "240"
+custom_viewport_y = "0"
+
+input_overlay = "/recalbox/share/system/configs/retroarch/overlays/zx81_overlay.cfg"
diff --git a/overlays_retropie/all/retroarch/overlay/systems/zx81.png b/overlays_retropie/all/retroarch/overlay/systems/zx81.png
new file mode 100755
index 0000000..d98a7e4
Binary files /dev/null and b/overlays_retropie/all/retroarch/overlay/systems/zx81.png differ
diff --git a/overlays_retropie/all/retroarch/overlay/systems/zx81_overlay.cfg b/overlays_retropie/all/retroarch/overlay/systems/zx81_overlay.cfg
new file mode 100755
index 0000000..748f89d
--- /dev/null
+++ b/overlays_retropie/all/retroarch/overlay/systems/zx81_overlay.cfg
@@ -0,0 +1,4 @@
+overlays = 1
+overlay0_overlay = zx81.png
+overlay0_full_screen = true
+overlay0_descs = 0
diff --git a/overlays_retropie/all/retroarch/overlay_cfg/zx81.cfg b/overlays_retropie/all/retroarch/overlay_cfg/zx81.cfg
new file mode 100755
index 0000000..7a93c7a
--- /dev/null
+++ b/overlays_retropie/all/retroarch/overlay_cfg/zx81.cfg
@@ -0,0 +1,3 @@
+#include "/opt/retropie/configs/all/retroarch/overlay_cfg/common_crt.cfg"
+
+input_overlay = "/opt/retropie/configs/all/retroarch/overlay/systems/zx81_overlay.cfg"
diff --git a/overlays_retropie/zx81/retroarch.cfg b/overlays_retropie/zx81/retroarch.cfg
new file mode 100755
index 0000000..5d5d7f2
--- /dev/null
+++ b/overlays_retropie/zx81/retroarch.cfg
@@ -0,0 +1,7 @@
+# Settings made here will only override settings in the global retroarch.cfg if placed above the #include line
+
+input_remapping_directory = "/opt/retropie/configs/zx81/"
+
+#include "/opt/retropie/configs/all/retroarch/overlay_cfg/zx81.cfg"
+
+#include "/opt/retropie/configs/all/retroarch.cfg"