diff --git a/pkgs/by-name/wa/wayback-x11/package.nix b/pkgs/by-name/wa/wayback-x11/package.nix
new file mode 100644
index 000000000000..2c3423f0a952
--- /dev/null
+++ b/pkgs/by-name/wa/wayback-x11/package.nix
@@ -0,0 +1,64 @@
+{
+  fetchFromGitLab,
+  lib,
+  libxkbcommon,
+  meson,
+  ninja,
+  pixman,
+  pkg-config,
+  scdoc,
+  stdenv,
+  unstableGitUpdater,
+  wayland,
+  wayland-protocols,
+  wayland-scanner,
+  wlroots_0_19,
+  xwayland,
+}:
+
+stdenv.mkDerivation {
+  pname = "wayback";
+  version = "0-unstable-2025-07-20";
+
+  src = fetchFromGitLab {
+    domain = "gitlab.freedesktop.org";
+    owner = "wayback";
+    repo = "wayback";
+    rev = "4b1b4c59f67a2639e960d6b19e1282cf03fc3660";
+    hash = "sha256-+4fPMVVPoUAYbt0jgfl+dmt0ZNyGGWF7xuF1UzZ2uiU=";
+  };
+
+  strictDeps = true;
+
+  depsBuildBuild = [
+    pkg-config
+  ];
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    scdoc
+    wayland-scanner
+  ];
+
+  buildInputs = [
+    libxkbcommon
+    pixman
+    wayland
+    wayland-protocols
+    wlroots_0_19
+    xwayland
+  ];
+
+  passthru.updateScript = unstableGitUpdater { };
+
+  meta = {
+    description = "X11 compatibility layer leveraging wlroots and Xwayland";
+    homepage = "https://wayback.freedesktop.org";
+    license = lib.licenses.mit;
+    platforms = lib.platforms.linux;
+    mainProgram = "wayback-session";
+    maintainers = with lib.maintainers; [ dramforever ];
+  };
+}