diff --git a/client/pool-buffer.c b/client/pool-buffer.c
index 3546b897..c47c40eb 100644
--- a/client/pool-buffer.c
+++ b/client/pool-buffer.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809
 #include <assert.h>
 #include <cairo.h>
 #include <errno.h>
diff --git a/common/gesture.c b/common/gesture.c
index 58170443..272aa837 100644
--- a/common/gesture.c
+++ b/common/gesture.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "gesture.h"
 
 #include <math.h>
diff --git a/common/ipc-client.c b/common/ipc-client.c
index d30212d2..a0be2b2d 100644
--- a/common/ipc-client.c
+++ b/common/ipc-client.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>
diff --git a/common/log.c b/common/log.c
index 483420e7..3eacdb34 100644
--- a/common/log.c
+++ b/common/log.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200112L
 #include <signal.h>
 #include <stdarg.h>
 #include <stdio.h>
diff --git a/common/loop.c b/common/loop.c
index 80fe18ea..b99c6d55 100644
--- a/common/loop.c
+++ b/common/loop.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200112L
 #include <limits.h>
 #include <string.h>
 #include <stdbool.h>
diff --git a/common/stringop.c b/common/stringop.c
index c503143a..16d04917 100644
--- a/common/stringop.c
+++ b/common/stringop.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <stdarg.h>
 #include <stdbool.h>
diff --git a/common/util.c b/common/util.c
index 5d4c0673..7c492bcb 100644
--- a/common/util.c
+++ b/common/util.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <fcntl.h>
 #include <math.h>
diff --git a/include/sway/desktop/launcher.h b/include/sway/desktop/launcher.h
index b7716e82..412068a9 100644
--- a/include/sway/desktop/launcher.h
+++ b/include/sway/desktop/launcher.h
@@ -3,14 +3,18 @@
 
 #include <stdlib.h>
 #include <wayland-server-core.h>
+#include "sway/input/seat.h"
 
 struct launcher_ctx {
 	pid_t pid;
 	char *fallback_name;
 	struct wlr_xdg_activation_token_v1 *token;
 	struct wl_listener token_destroy;
+	struct sway_seat *seat;
+	struct wl_listener seat_destroy;
 
 	bool activated;
+	bool had_focused_surface;
 
 	struct sway_node *node;
 	struct wl_listener node_destroy;
diff --git a/include/sway/desktop/transaction.h b/include/sway/desktop/transaction.h
index 17d41fa3..dd7edb7a 100644
--- a/include/sway/desktop/transaction.h
+++ b/include/sway/desktop/transaction.h
@@ -2,6 +2,7 @@
 #define _SWAY_TRANSACTION_H
 #include <stdint.h>
 #include <stdbool.h>
+#include <wlr/types/wlr_scene.h>
 
 /**
  * Transactions enable us to perform atomic layout updates.
@@ -58,4 +59,6 @@ bool transaction_notify_view_ready_by_serial(struct sway_view *view,
 bool transaction_notify_view_ready_by_geometry(struct sway_view *view,
 		double x, double y, int width, int height);
 
+void arrange_popups(struct wlr_scene_tree *popups);
+
 #endif
diff --git a/include/sway/input/text_input.h b/include/sway/input/text_input.h
index 214e61d1..1993f928 100644
--- a/include/sway/input/text_input.h
+++ b/include/sway/input/text_input.h
@@ -21,18 +21,21 @@ struct sway_input_method_relay {
 	struct sway_seat *seat;
 
 	struct wl_list text_inputs; // sway_text_input::link
+	struct wl_list input_popups; // sway_input_popup::link
 	struct wlr_input_method_v2 *input_method; // doesn't have to be present
 
 	struct wl_listener text_input_new;
 
 	struct wl_listener input_method_new;
 	struct wl_listener input_method_commit;
+	struct wl_listener input_method_new_popup_surface;
 	struct wl_listener input_method_grab_keyboard;
 	struct wl_listener input_method_destroy;
 
 	struct wl_listener input_method_keyboard_grab_destroy;
 };
 
+
 struct sway_text_input {
 	struct sway_input_method_relay *relay;
 
diff --git a/include/sway/input/text_input_popup.h b/include/sway/input/text_input_popup.h
new file mode 100644
index 00000000..e5f6ab8b
--- /dev/null
+++ b/include/sway/input/text_input_popup.h
@@ -0,0 +1,20 @@
+#ifndef _SWAY_INPUT_TEXT_INPUT_POPUP_H
+#define _SWAY_INPUT_TEXT_INPUT_POPUP_H
+
+#include "sway/tree/view.h"
+
+struct sway_input_popup {
+	struct sway_input_method_relay *relay;
+
+	struct wlr_scene_tree *scene_tree;
+	struct sway_popup_desc desc;
+	struct wlr_input_popup_surface_v2 *popup_surface;
+
+	struct wl_list link;
+
+	struct wl_listener popup_destroy;
+	struct wl_listener popup_surface_commit;
+
+	struct wl_listener focused_surface_unmap;
+};
+#endif
diff --git a/include/sway/layers.h b/include/sway/layers.h
index a7afb900..fd6384e0 100644
--- a/include/sway/layers.h
+++ b/include/sway/layers.h
@@ -3,6 +3,7 @@
 #include <stdbool.h>
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_layer_shell_v1.h>
+#include "sway/tree/view.h"
 
 struct sway_layer_surface {
 	struct wl_listener map;
@@ -14,10 +15,12 @@ struct sway_layer_surface {
 
 	bool mapped;
 
+	struct wlr_scene_tree *popups;
+	struct sway_popup_desc desc;
+
 	struct sway_output *output;
 	struct wlr_scene_layer_surface_v1 *scene;
 	struct wlr_scene_tree *tree;
-	struct wlr_scene_tree *popups;
 	struct wlr_layer_surface_v1 *layer_surface;
 };
 
diff --git a/include/sway/server.h b/include/sway/server.h
index adb62cda..b2eb2c36 100644
--- a/include/sway/server.h
+++ b/include/sway/server.h
@@ -2,23 +2,6 @@
 #define _SWAY_SERVER_H
 #include <stdbool.h>
 #include <wayland-server-core.h>
-#include <wlr/backend.h>
-#include <wlr/render/allocator.h>
-#include <wlr/render/wlr_renderer.h>
-#include <wlr/types/wlr_compositor.h>
-#include <wlr/types/wlr_data_device.h>
-#include <wlr/types/wlr_input_method_v2.h>
-#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
-#include <wlr/types/wlr_drm_lease_v1.h>
-#include <wlr/types/wlr_layer_shell_v1.h>
-#include <wlr/types/wlr_output_management_v1.h>
-#include <wlr/types/wlr_output_power_management_v1.h>
-#include <wlr/types/wlr_presentation_time.h>
-#include <wlr/types/wlr_relative_pointer_v1.h>
-#include <wlr/types/wlr_session_lock_v1.h>
-#include <wlr/types/wlr_server_decoration.h>
-#include <wlr/types/wlr_text_input_v3.h>
-#include <wlr/types/wlr_xdg_shell.h>
 #include "config.h"
 #include "list.h"
 #include "sway/desktop/idle_inhibit_v1.h"
@@ -116,6 +99,7 @@ struct sway_server {
 	struct wl_listener output_power_manager_set_mode;
 	struct wlr_input_method_manager_v2 *input_method;
 	struct wlr_text_input_manager_v3 *text_input;
+	struct wlr_ext_foreign_toplevel_list_v1 *foreign_toplevel_list;
 	struct wlr_foreign_toplevel_manager_v1 *foreign_toplevel_manager;
 	struct wlr_content_type_manager_v1 *content_type_manager_v1;
 	struct wlr_data_control_manager_v1 *data_control_manager_v1;
diff --git a/include/sway/tree/view.h b/include/sway/tree/view.h
index 3e5a9bfe..ef1a26b8 100644
--- a/include/sway/tree/view.h
+++ b/include/sway/tree/view.h
@@ -84,6 +84,8 @@ struct sway_view {
 	// transaction state. Updated on every commit.
 	struct wlr_box geometry;
 
+	struct wlr_ext_foreign_toplevel_handle_v1 *ext_foreign_toplevel;
+
 	struct wlr_foreign_toplevel_handle_v1 *foreign_toplevel;
 	struct wl_listener foreign_activate_request;
 	struct wl_listener foreign_fullscreen_request;
@@ -174,6 +176,11 @@ struct sway_xwayland_unmanaged {
 };
 #endif
 
+struct sway_popup_desc {
+	struct wlr_scene_node *relative;
+	struct sway_view *view;
+};
+
 struct sway_xdg_popup {
 	struct sway_view *view;
 
@@ -181,6 +188,8 @@ struct sway_xdg_popup {
 	struct wlr_scene_tree *xdg_surface_tree;
 	struct wlr_xdg_popup *wlr_xdg_popup;
 
+	struct sway_popup_desc desc;
+
 	struct wl_listener surface_commit;
 	struct wl_listener new_popup;
 	struct wl_listener destroy;
@@ -233,6 +242,11 @@ void view_set_activated(struct sway_view *view, bool activated);
  */
 void view_request_activate(struct sway_view *view, struct sway_seat *seat);
 
+/*
+ * Called when the view requests urgent state
+ */
+void view_request_urgent(struct sway_view *view);
+
 /**
  * If possible, instructs the client to change their decoration mode.
  */
@@ -284,6 +298,8 @@ struct sway_view *view_from_wlr_xwayland_surface(
 #endif
 struct sway_view *view_from_wlr_surface(struct wlr_surface *surface);
 
+void view_update_app_id(struct sway_view *view);
+
 /**
  * Re-read the view's title property and update any relevant title bars.
  * The force argument makes it recreate the title bars even if the title hasn't
diff --git a/meson.build b/meson.build
index f8bf4f80..1043e4ba 100644
--- a/meson.build
+++ b/meson.build
@@ -14,6 +14,7 @@ project(
 add_project_arguments(
 	[
 		'-DWLR_USE_UNSTABLE',
+		'-D_POSIX_C_SOURCE=200809L',
 
 		'-Wno-unused-parameter',
 		'-Wno-unused-result',
diff --git a/release.sh b/release.sh
new file mode 100755
index 00000000..62baf415
--- /dev/null
+++ b/release.sh
@@ -0,0 +1,31 @@
+#!/bin/sh -eu
+
+prev=$(git describe --tags --abbrev=0)
+next=$(meson rewrite kwargs info project / 2>&1 >/dev/null | jq -r '.kwargs["project#/"].version')
+
+case "$next" in
+*-dev)
+	echo "This is a development version"
+	exit 1
+	;;
+esac
+
+if [ "$prev" = "$next" ]; then
+	echo "Version not bumped in meson.build"
+	exit 1
+fi
+
+if ! git diff-index --quiet HEAD -- meson.build; then
+	echo "meson.build not committed"
+	exit 1
+fi
+
+shortlog="$(git shortlog --no-merges "$prev..")"
+(echo "sway $next"; echo ""; echo "$shortlog") | git tag "$next" -ase -F -
+
+prefix=sway-$next
+archive=$prefix.tar.gz
+git archive --prefix="$prefix/" -o "$archive" "$next"
+gpg --output "$archive".sig --detach-sig "$archive"
+
+gh release create "sway $next" -t "$next" -n "" -d "$archive" "$archive.sig"
diff --git a/sway/commands.c b/sway/commands.c
index 5677dc56..85e7e4fc 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809
 #include <ctype.h>
 #include <stdarg.h>
 #include <stdlib.h>
diff --git a/sway/commands/assign.c b/sway/commands/assign.c
index f7d911f7..bf95cf00 100644
--- a/sway/commands/assign.c
+++ b/sway/commands/assign.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdio.h>
 #include <string.h>
 #include "sway/commands.h"
diff --git a/sway/commands/bar.c b/sway/commands/bar.c
index 22756acb..635e895b 100644
--- a/sway/commands/bar.c
+++ b/sway/commands/bar.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809
 #include <stdio.h>
 #include <string.h>
 #include <strings.h>
diff --git a/sway/commands/bar/font.c b/sway/commands/bar/font.c
index 891c87af..0c074679 100644
--- a/sway/commands/bar/font.c
+++ b/sway/commands/bar/font.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/bar/hidden_state.c b/sway/commands/bar/hidden_state.c
index 8b661e3a..7b38831e 100644
--- a/sway/commands/bar/hidden_state.c
+++ b/sway/commands/bar/hidden_state.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include <strings.h>
 #include "sway/commands.h"
diff --git a/sway/commands/bar/icon_theme.c b/sway/commands/bar/icon_theme.c
index 6ac07843..fee21709 100644
--- a/sway/commands/bar/icon_theme.c
+++ b/sway/commands/bar/icon_theme.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "config.h"
 #include "sway/commands.h"
diff --git a/sway/commands/bar/id.c b/sway/commands/bar/id.c
index a9a61743..46cf4ca9 100644
--- a/sway/commands/bar/id.c
+++ b/sway/commands/bar/id.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/bar/mode.c b/sway/commands/bar/mode.c
index 7c2f423b..d69e910b 100644
--- a/sway/commands/bar/mode.c
+++ b/sway/commands/bar/mode.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include <strings.h>
 #include "sway/commands.h"
diff --git a/sway/commands/bar/output.c b/sway/commands/bar/output.c
index cac1d056..51730176 100644
--- a/sway/commands/bar/output.c
+++ b/sway/commands/bar/output.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <string.h>
 #include "sway/commands.h"
diff --git a/sway/commands/bar/position.c b/sway/commands/bar/position.c
index b207de0b..94f530ec 100644
--- a/sway/commands/bar/position.c
+++ b/sway/commands/bar/position.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include <strings.h>
 #include "sway/commands.h"
diff --git a/sway/commands/bar/separator_symbol.c b/sway/commands/bar/separator_symbol.c
index 6737d4d2..50e9a873 100644
--- a/sway/commands/bar/separator_symbol.c
+++ b/sway/commands/bar/separator_symbol.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/bar/tray_output.c b/sway/commands/bar/tray_output.c
index eb3b486e..679facf7 100644
--- a/sway/commands/bar/tray_output.c
+++ b/sway/commands/bar/tray_output.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "config.h"
 #include "sway/commands.h"
diff --git a/sway/commands/bind.c b/sway/commands/bind.c
index 979e178f..268f2855 100644
--- a/sway/commands/bind.c
+++ b/sway/commands/bind.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <libevdev/libevdev.h>
 #include <linux/input-event-codes.h>
 #include <string.h>
diff --git a/sway/commands/exec_always.c b/sway/commands/exec_always.c
index 8fca1909..8bc1048c 100644
--- a/sway/commands/exec_always.c
+++ b/sway/commands/exec_always.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <stdint.h>
 #include <string.h>
diff --git a/sway/commands/font.c b/sway/commands/font.c
index 74bb6b9f..9920d03e 100644
--- a/sway/commands/font.c
+++ b/sway/commands/font.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/gesture.c b/sway/commands/gesture.c
index d4442cc3..90a20716 100644
--- a/sway/commands/gesture.c
+++ b/sway/commands/gesture.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 
 #include "gesture.h"
diff --git a/sway/commands/input/calibration_matrix.c b/sway/commands/input/calibration_matrix.c
index 38749fbb..53fe2c35 100644
--- a/sway/commands/input/calibration_matrix.c
+++ b/sway/commands/input/calibration_matrix.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include <strings.h>
 #include "sway/config.h"
diff --git a/sway/commands/input/map_from_region.c b/sway/commands/input/map_from_region.c
index 4400e111..2f8f753d 100644
--- a/sway/commands/input/map_from_region.c
+++ b/sway/commands/input/map_from_region.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <string.h>
 #include <strings.h>
diff --git a/sway/commands/input/map_to_output.c b/sway/commands/input/map_to_output.c
index f60fb7d5..a7266baa 100644
--- a/sway/commands/input/map_to_output.c
+++ b/sway/commands/input/map_to_output.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include <strings.h>
 #include "sway/config.h"
diff --git a/sway/commands/input/map_to_region.c b/sway/commands/input/map_to_region.c
index ad535db2..9087c589 100644
--- a/sway/commands/input/map_to_region.c
+++ b/sway/commands/input/map_to_region.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <string.h>
 #include "sway/commands.h"
diff --git a/sway/commands/input/xkb_file.c b/sway/commands/input/xkb_file.c
index 493f94fb..056f00e5 100644
--- a/sway/commands/input/xkb_file.c
+++ b/sway/commands/input/xkb_file.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <unistd.h>
 #include <errno.h>
 #include "sway/config.h"
diff --git a/sway/commands/input/xkb_layout.c b/sway/commands/input/xkb_layout.c
index 22626517..1d01886c 100644
--- a/sway/commands/input/xkb_layout.c
+++ b/sway/commands/input/xkb_layout.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/input/xkb_model.c b/sway/commands/input/xkb_model.c
index f4a33de3..a9144a8a 100644
--- a/sway/commands/input/xkb_model.c
+++ b/sway/commands/input/xkb_model.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/input/xkb_numlock.c b/sway/commands/input/xkb_numlock.c
index 87d3e60c..bbe848fe 100644
--- a/sway/commands/input/xkb_numlock.c
+++ b/sway/commands/input/xkb_numlock.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 #include "sway/commands.h"
 #include "util.h"
diff --git a/sway/commands/input/xkb_options.c b/sway/commands/input/xkb_options.c
index d609293f..7ca20777 100644
--- a/sway/commands/input/xkb_options.c
+++ b/sway/commands/input/xkb_options.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/input/xkb_rules.c b/sway/commands/input/xkb_rules.c
index 3b59622c..8fbd26fb 100644
--- a/sway/commands/input/xkb_rules.c
+++ b/sway/commands/input/xkb_rules.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/input/xkb_switch_layout.c b/sway/commands/input/xkb_switch_layout.c
index 3cce4ec8..ecac8e6c 100644
--- a/sway/commands/input/xkb_switch_layout.c
+++ b/sway/commands/input/xkb_switch_layout.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <wlr/interfaces/wlr_keyboard.h>
 #include "sway/config.h"
diff --git a/sway/commands/input/xkb_variant.c b/sway/commands/input/xkb_variant.c
index d0e21d77..2d14ea9c 100644
--- a/sway/commands/input/xkb_variant.c
+++ b/sway/commands/input/xkb_variant.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/config.h"
 #include "sway/commands.h"
 #include "log.h"
diff --git a/sway/commands/mark.c b/sway/commands/mark.c
index 30cf458c..2bfc86b3 100644
--- a/sway/commands/mark.c
+++ b/sway/commands/mark.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/mode.c b/sway/commands/mode.c
index 7263efcb..b3216967 100644
--- a/sway/commands/mode.c
+++ b/sway/commands/mode.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <string.h>
 #include "sway/commands.h"
diff --git a/sway/commands/move.c b/sway/commands/move.c
index 69ed06c0..bcbdaa2d 100644
--- a/sway/commands/move.c
+++ b/sway/commands/move.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <math.h>
 #include <stdbool.h>
diff --git a/sway/commands/output/background.c b/sway/commands/output/background.c
index d691295f..55bd7671 100644
--- a/sway/commands/output/background.c
+++ b/sway/commands/output/background.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <libgen.h>
 #include <stdio.h>
 #include <string.h>
diff --git a/sway/commands/reload.c b/sway/commands/reload.c
index 82967ca7..6c0aac26 100644
--- a/sway/commands/reload.c
+++ b/sway/commands/reload.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/seat/attach.c b/sway/commands/seat/attach.c
index 00bfdab6..47d18546 100644
--- a/sway/commands/seat/attach.c
+++ b/sway/commands/seat/attach.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/seat/cursor.c b/sway/commands/seat/cursor.c
index 5a8a3bc8..85c5edca 100644
--- a/sway/commands/seat/cursor.c
+++ b/sway/commands/seat/cursor.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <linux/input-event-codes.h>
 
 #include <strings.h>
diff --git a/sway/commands/seat/hide_cursor.c b/sway/commands/seat/hide_cursor.c
index e09b82d9..f5177a47 100644
--- a/sway/commands/seat/hide_cursor.c
+++ b/sway/commands/seat/hide_cursor.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/seat/idle.c b/sway/commands/seat/idle.c
index 62b94db2..2974453e 100644
--- a/sway/commands/seat/idle.c
+++ b/sway/commands/seat/idle.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <limits.h>
 #include <string.h>
 #include <strings.h>
diff --git a/sway/commands/seat/xcursor_theme.c b/sway/commands/seat/xcursor_theme.c
index 202f35b9..61322a57 100644
--- a/sway/commands/seat/xcursor_theme.c
+++ b/sway/commands/seat/xcursor_theme.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/set.c b/sway/commands/set.c
index c539e9fc..ba384c7c 100644
--- a/sway/commands/set.c
+++ b/sway/commands/set.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdio.h>
 #include <string.h>
 #include <strings.h>
diff --git a/sway/commands/show_marks.c b/sway/commands/show_marks.c
index fecb5ade..60cef9fa 100644
--- a/sway/commands/show_marks.c
+++ b/sway/commands/show_marks.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/swap.c b/sway/commands/swap.c
index d44eb006..e142eede 100644
--- a/sway/commands/swap.c
+++ b/sway/commands/swap.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <strings.h>
 #include "config.h"
 #include "log.h"
diff --git a/sway/commands/title_format.c b/sway/commands/title_format.c
index a2446b7e..0b2ea265 100644
--- a/sway/commands/title_format.c
+++ b/sway/commands/title_format.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/unmark.c b/sway/commands/unmark.c
index c3a6ac4b..4aba5bae 100644
--- a/sway/commands/unmark.c
+++ b/sway/commands/unmark.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <string.h>
 #include "sway/commands.h"
 #include "sway/config.h"
diff --git a/sway/commands/workspace.c b/sway/commands/workspace.c
index 03e488ba..a14ebb20 100644
--- a/sway/commands/workspace.c
+++ b/sway/commands/workspace.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <limits.h>
 #include <string.h>
diff --git a/sway/config.c b/sway/config.c
index e91c0c8b..568c8b53 100644
--- a/sway/config.c
+++ b/sway/config.c
@@ -1,3 +1,4 @@
+#undef _POSIX_C_SOURCE
 #define _XOPEN_SOURCE 700 // for realpath
 #include <stdio.h>
 #include <stdbool.h>
diff --git a/sway/config/bar.c b/sway/config/bar.c
index a8389244..908b2865 100644
--- a/sway/config/bar.c
+++ b/sway/config/bar.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <signal.h>
 #include <stdbool.h>
 #include <stdio.h>
diff --git a/sway/config/input.c b/sway/config/input.c
index 44c2be28..de3b21ed 100644
--- a/sway/config/input.c
+++ b/sway/config/input.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <limits.h>
 #include <float.h>
diff --git a/sway/config/output.c b/sway/config/output.c
index 54ebaa17..55779771 100644
--- a/sway/config/output.c
+++ b/sway/config/output.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <drm_fourcc.h>
 #include <stdbool.h>
diff --git a/sway/config/seat.c b/sway/config/seat.c
index 6d5d91ae..f2326189 100644
--- a/sway/config/seat.c
+++ b/sway/config/seat.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <limits.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/sway/criteria.c b/sway/criteria.c
index 78ea8b8a..e16b4fa8 100644
--- a/sway/criteria.c
+++ b/sway/criteria.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdbool.h>
diff --git a/sway/desktop/launcher.c b/sway/desktop/launcher.c
index 00a7e38a..28043d19 100644
--- a/sway/desktop/launcher.c
+++ b/sway/desktop/launcher.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <string.h>
 #include <wlr/types/wlr_xdg_activation_v1.h>
@@ -67,6 +66,9 @@ void launcher_ctx_destroy(struct launcher_ctx *ctx) {
 	}
 	wl_list_remove(&ctx->node_destroy.link);
 	wl_list_remove(&ctx->token_destroy.link);
+	if (ctx->seat) {
+		wl_list_remove(&ctx->seat_destroy.link);
+	}
 	wl_list_remove(&ctx->link);
 	wlr_xdg_activation_token_v1_destroy(ctx->token);
 	free(ctx->fallback_name);
@@ -213,6 +215,8 @@ struct launcher_ctx *launcher_ctx_create(struct wlr_xdg_activation_token_v1 *tok
 	ctx->fallback_name = strdup(fallback_name);
 	ctx->token = token;
 	ctx->node = node;
+	// Having surface set means that the focus check in wlroots has passed
+	ctx->had_focused_surface = token->surface != NULL;
 
 	ctx->node_destroy.notify = ctx_handle_node_destroy;
 	wl_signal_add(&ctx->node->events.destroy, &ctx->node_destroy);
@@ -227,6 +231,12 @@ struct launcher_ctx *launcher_ctx_create(struct wlr_xdg_activation_token_v1 *tok
 	return ctx;
 }
 
+static void launch_ctx_handle_seat_destroy(struct wl_listener *listener, void *data) {
+	struct launcher_ctx *ctx = wl_container_of(listener, ctx, seat_destroy);
+	ctx->seat = NULL;
+	wl_list_remove(&ctx->seat_destroy.link);
+}
+
 // Creates a context with a new token for the internal launcher
 struct launcher_ctx *launcher_ctx_create_internal(void) {
 	struct sway_seat *seat = input_manager_current_seat();
@@ -238,13 +248,15 @@ struct launcher_ctx *launcher_ctx_create_internal(void) {
 
 	struct wlr_xdg_activation_token_v1 *token =
 		wlr_xdg_activation_token_v1_create(server.xdg_activation_v1);
-	token->seat = seat->wlr_seat;
 
 	struct launcher_ctx *ctx = launcher_ctx_create(token, &ws->node);
 	if (!ctx) {
 		wlr_xdg_activation_token_v1_destroy(token);
 		return NULL;
 	}
+	ctx->seat = seat;
+	ctx->seat_destroy.notify = launch_ctx_handle_seat_destroy;
+	wl_signal_add(&seat->wlr_seat->events.destroy, &ctx->seat_destroy);
 
 	return ctx;
 }
diff --git a/sway/desktop/layer_shell.c b/sway/desktop/layer_shell.c
index c71abce7..4b2584b6 100644
--- a/sway/desktop/layer_shell.c
+++ b/sway/desktop/layer_shell.c
@@ -4,7 +4,9 @@
 #include <wayland-server-core.h>
 #include <wlr/types/wlr_layer_shell_v1.h>
 #include <wlr/types/wlr_output.h>
+#include <wlr/types/wlr_scene.h>
 #include <wlr/types/wlr_subcompositor.h>
+#include <wlr/types/wlr_xdg_shell.h>
 #include "log.h"
 #include "sway/scene_descriptor.h"
 #include "sway/desktop/transaction.h"
@@ -16,7 +18,6 @@
 #include "sway/server.h"
 #include "sway/tree/arrange.h"
 #include "sway/tree/workspace.h"
-#include <wlr/types/wlr_scene.h>
 
 struct wlr_layer_surface_v1 *toplevel_layer_surface_from_surface(
 		struct wlr_surface *surface) {
@@ -85,6 +86,8 @@ void arrange_layers(struct sway_output *output) {
 		sway_log(SWAY_DEBUG, "Usable area changed, rearranging output");
 		output->usable_area = usable_area;
 		arrange_output(output);
+	} else {
+		arrange_popups(root->layers.popup);
 	}
 }
 
@@ -120,10 +123,21 @@ static struct sway_layer_surface *sway_layer_surface_create(
 		return NULL;
 	}
 
+	surface->desc.relative = &scene->tree->node;
+
+	if (!scene_descriptor_assign(&popups->node,
+			SWAY_SCENE_DESC_POPUP, &surface->desc)) {
+		sway_log(SWAY_ERROR, "Failed to allocate a popup scene descriptor");
+		wlr_scene_node_destroy(&popups->node);
+		free(surface);
+		return NULL;
+	}
+
 	surface->tree = scene->tree;
 	surface->scene = scene;
 	surface->layer_surface = scene->layer_surface;
 	surface->popups = popups;
+	surface->layer_surface->data = surface;
 
 	return surface;
 }
@@ -197,6 +211,8 @@ static void handle_node_destroy(struct wl_listener *listener, void *data) {
 	wl_list_remove(&layer->node_destroy.link);
 	wl_list_remove(&layer->output_destroy.link);
 
+	layer->layer_surface->data = NULL;
+
 	free(layer);
 }
 
@@ -222,10 +238,6 @@ static void handle_surface_commit(struct wl_listener *listener, void *data) {
 		arrange_layers(surface->output);
 		transaction_commit_dirty();
 	}
-
-	int lx, ly;
-	wlr_scene_node_coords(&surface->scene->tree->node, &lx, &ly);
-	wlr_scene_node_set_position(&surface->popups->node, lx, ly);
 }
 
 static void handle_map(struct wl_listener *listener, void *data) {
diff --git a/sway/desktop/output.c b/sway/desktop/output.c
index 9c4baafd..600423bc 100644
--- a/sway/desktop/output.c
+++ b/sway/desktop/output.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <stdlib.h>
 #include <strings.h>
@@ -12,6 +11,8 @@
 #include <wlr/types/wlr_gamma_control_v1.h>
 #include <wlr/types/wlr_matrix.h>
 #include <wlr/types/wlr_output_layout.h>
+#include <wlr/types/wlr_output_management_v1.h>
+#include <wlr/types/wlr_output_power_management_v1.h>
 #include <wlr/types/wlr_output.h>
 #include <wlr/types/wlr_presentation_time.h>
 #include <wlr/types/wlr_compositor.h>
diff --git a/sway/desktop/transaction.c b/sway/desktop/transaction.c
index acc3e3f9..042141ab 100644
--- a/sway/desktop/transaction.c
+++ b/sway/desktop/transaction.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>
@@ -606,21 +605,15 @@ static void arrange_output(struct sway_output *output, int width, int height) {
 	}
 }
 
-static void arrange_popup(struct wlr_scene_tree *popup) {
+void arrange_popups(struct wlr_scene_tree *popups) {
 	struct wlr_scene_node *node;
-	wl_list_for_each(node, &popup->children, link) {
-		struct sway_xdg_popup *popup = scene_descriptor_try_get(node,
+	wl_list_for_each(node, &popups->children, link) {
+		struct sway_popup_desc *popup = scene_descriptor_try_get(node,
 			SWAY_SCENE_DESC_POPUP);
 
-		// the popup layer may have popups from layer_shell surfaces, in this
-		// case those don't have a scene descriptor, so lets skip those here.
-		if (popup) {
-			struct wlr_scene_tree *tree = popup->view->content_tree;
-
-			int lx, ly;
-			wlr_scene_node_coords(&tree->node, &lx, &ly);
-			wlr_scene_node_set_position(&popup->scene_tree->node, lx, ly);
-		}
+		int lx, ly;
+		wlr_scene_node_coords(popup->relative, &lx, &ly);
+		wlr_scene_node_set_position(node, lx, ly);
 	}
 }
 
@@ -679,7 +672,7 @@ static void arrange_root(struct sway_root *root) {
 		}
 	}
 
-	arrange_popup(root->layers.popup);
+	arrange_popups(root->layers.popup);
 }
 
 /**
diff --git a/sway/desktop/xdg_shell.c b/sway/desktop/xdg_shell.c
index 7cdd97c8..27a73f8a 100644
--- a/sway/desktop/xdg_shell.c
+++ b/sway/desktop/xdg_shell.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 199309L
 #include <float.h>
 #include <stdbool.h>
 #include <stdlib.h>
@@ -97,8 +96,11 @@ static struct sway_xdg_popup *popup_create(struct wlr_xdg_popup *wlr_popup,
 		return NULL;
 	}
 
+	popup->desc.relative = &view->content_tree->node;
+	popup->desc.view = view;
+
 	if (!scene_descriptor_assign(&popup->scene_tree->node,
-			SWAY_SCENE_DESC_POPUP, popup)) {
+			SWAY_SCENE_DESC_POPUP, &popup->desc)) {
 		sway_log(SWAY_ERROR, "Failed to allocate a popup scene descriptor");
 		wlr_scene_node_destroy(&popup->scene_tree->node);
 		free(popup);
@@ -337,6 +339,7 @@ static void handle_set_app_id(struct wl_listener *listener, void *data) {
 	struct sway_xdg_shell_view *xdg_shell_view =
 		wl_container_of(listener, xdg_shell_view, set_app_id);
 	struct sway_view *view = &xdg_shell_view->view;
+	view_update_app_id(view);
 	view_execute_criteria(view);
 }
 
diff --git a/sway/desktop/xwayland.c b/sway/desktop/xwayland.c
index 9f3f4d5f..270cf08f 100644
--- a/sway/desktop/xwayland.c
+++ b/sway/desktop/xwayland.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 199309L
 #include <float.h>
 #include <stdbool.h>
 #include <stdlib.h>
diff --git a/sway/input/cursor.c b/sway/input/cursor.c
index 404c1eed..e8cd8112 100644
--- a/sway/input/cursor.c
+++ b/sway/input/cursor.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <math.h>
 #include <libevdev/libevdev.h>
@@ -9,6 +8,7 @@
 #include <wlr/types/wlr_cursor.h>
 #include <wlr/types/wlr_cursor_shape_v1.h>
 #include <wlr/types/wlr_pointer.h>
+#include <wlr/types/wlr_relative_pointer_v1.h>
 #include <wlr/types/wlr_touch.h>
 #include <wlr/types/wlr_tablet_v2.h>
 #include <wlr/types/wlr_tablet_pad.h>
@@ -90,9 +90,9 @@ struct sway_node *node_at_coords(
 			}
 
 			if (!con) {
-				struct sway_xdg_popup *popup =
+				struct sway_popup_desc *popup =
 					scene_descriptor_try_get(current, SWAY_SCENE_DESC_POPUP);
-				if (popup) {
+				if (popup && popup->view) {
 					con = popup->view->container;
 				}
 			}
diff --git a/sway/input/input-manager.c b/sway/input/input-manager.c
index c1bbdde0..9ee635af 100644
--- a/sway/input/input-manager.c
+++ b/sway/input/input-manager.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <stdio.h>
 #include <string.h>
diff --git a/sway/input/seat.c b/sway/input/seat.c
index 75fea484..9dd078c6 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <linux/input-event-codes.h>
 #include <string.h>
diff --git a/sway/input/seatop_default.c b/sway/input/seatop_default.c
index c56330fd..f2a9c2cd 100644
--- a/sway/input/seatop_default.c
+++ b/sway/input/seatop_default.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <float.h>
 #include <libevdev/libevdev.h>
 #include <wlr/types/wlr_cursor.h>
diff --git a/sway/input/seatop_down.c b/sway/input/seatop_down.c
index b4421fe6..12d7ae7a 100644
--- a/sway/input/seatop_down.c
+++ b/sway/input/seatop_down.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <float.h>
 #include <wlr/types/wlr_cursor.h>
 #include <wlr/types/wlr_tablet_v2.h>
diff --git a/sway/input/seatop_move_floating.c b/sway/input/seatop_move_floating.c
index 21d048ce..7de3f4d8 100644
--- a/sway/input/seatop_move_floating.c
+++ b/sway/input/seatop_move_floating.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <wlr/types/wlr_cursor.h>
 #include "sway/desktop/transaction.h"
 #include "sway/input/cursor.h"
diff --git a/sway/input/seatop_move_tiling.c b/sway/input/seatop_move_tiling.c
index 7de39ff6..4f4d6e41 100644
--- a/sway/input/seatop_move_tiling.c
+++ b/sway/input/seatop_move_tiling.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <limits.h>
 #include <wlr/types/wlr_cursor.h>
 #include <wlr/util/edges.h>
diff --git a/sway/input/seatop_resize_floating.c b/sway/input/seatop_resize_floating.c
index df683026..168dfffe 100644
--- a/sway/input/seatop_resize_floating.c
+++ b/sway/input/seatop_resize_floating.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <limits.h>
 #include <wlr/types/wlr_cursor.h>
 #include <wlr/types/wlr_xcursor_manager.h>
diff --git a/sway/input/seatop_resize_tiling.c b/sway/input/seatop_resize_tiling.c
index 869d11b5..9ce4ff8b 100644
--- a/sway/input/seatop_resize_tiling.c
+++ b/sway/input/seatop_resize_tiling.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <wlr/types/wlr_cursor.h>
 #include <wlr/util/edges.h>
 #include "sway/commands.h"
diff --git a/sway/input/tablet.c b/sway/input/tablet.c
index 902cb7ed..2863642a 100644
--- a/sway/input/tablet.c
+++ b/sway/input/tablet.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <wlr/config.h>
 #include <wlr/types/wlr_tablet_v2.h>
diff --git a/sway/input/text_input.c b/sway/input/text_input.c
index 58911c2d..5e96c3a8 100644
--- a/sway/input/text_input.c
+++ b/sway/input/text_input.c
@@ -2,7 +2,14 @@
 #include <stdlib.h>
 #include "log.h"
 #include "sway/input/seat.h"
+#include "sway/scene_descriptor.h"
+#include "sway/tree/root.h"
+#include "sway/tree/view.h"
+#include "sway/output.h"
 #include "sway/input/text_input.h"
+#include "sway/input/text_input_popup.h"
+#include "sway/layers.h"
+static void input_popup_update(struct sway_input_popup *popup);
 
 static struct sway_text_input *relay_get_focusable_text_input(
 		struct sway_input_method_relay *relay) {
@@ -102,6 +109,10 @@ static void handle_im_destroy(struct wl_listener *listener, void *data) {
 		input_method_destroy);
 	struct wlr_input_method_v2 *context = data;
 	assert(context == relay->input_method);
+	wl_list_remove(&relay->input_method_commit.link);
+	wl_list_remove(&relay->input_method_grab_keyboard.link);
+	wl_list_remove(&relay->input_method_destroy.link);
+	wl_list_remove(&relay->input_method_new_popup_surface.link);
 	relay->input_method = NULL;
 	struct sway_text_input *text_input = relay_get_focused_text_input(relay);
 	if (text_input) {
@@ -133,6 +144,11 @@ static void relay_send_im_state(struct sway_input_method_relay *relay,
 			input->current.content_type.hint,
 			input->current.content_type.purpose);
 	}
+	struct sway_input_popup *popup;
+	wl_list_for_each(popup, &relay->input_popups, link) {
+		// send_text_input_rectangle is called in this function
+		input_popup_update(popup);
+	}
 	wlr_input_method_v2_send_done(input_method);
 	// TODO: pass intent, display popup size
 }
@@ -255,6 +271,215 @@ static void relay_handle_text_input(struct wl_listener *listener,
 	sway_text_input_create(relay, wlr_text_input);
 }
 
+static void input_popup_update(struct sway_input_popup *popup) {
+	struct sway_text_input *text_input =
+		relay_get_focused_text_input(popup->relay);
+
+	if (text_input == NULL || text_input->input->focused_surface == NULL) {
+		return;
+	}
+
+	if (popup->scene_tree != NULL) {
+		wlr_scene_node_destroy(&popup->scene_tree->node);
+		popup->scene_tree = NULL;
+	}
+	if (popup->desc.relative != NULL) {
+		wlr_scene_node_destroy(popup->desc.relative);
+		popup->desc.relative = NULL;
+	}
+	popup->desc.view = NULL;
+
+	if (!popup->popup_surface->surface->mapped) {
+		return;
+	}
+
+	wlr_scene_node_destroy(&popup->scene_tree->node);
+	wlr_scene_node_destroy(popup->desc.relative);
+	popup->scene_tree = NULL;
+
+	bool cursor_rect = text_input->input->current.features
+		& WLR_TEXT_INPUT_V3_FEATURE_CURSOR_RECTANGLE;
+	struct wlr_surface *focused_surface = text_input->input->focused_surface;
+	struct wlr_box cursor_area = text_input->input->current.cursor_rectangle;
+
+	struct wlr_box output_box;
+	struct wlr_box parent = {0};
+	struct wlr_layer_surface_v1 *layer_surface =
+		wlr_layer_surface_v1_try_from_wlr_surface(focused_surface);
+	struct wlr_scene_tree *relative_parent;
+
+	struct wlr_box geo = {0};
+
+	popup->scene_tree = wlr_scene_subsurface_tree_create(root->layers.popup, popup->popup_surface->surface);
+	if (layer_surface != NULL) {
+		struct sway_layer_surface *layer =
+			layer_surface->data;
+		if (layer == NULL) {
+			return;
+		}
+
+		relative_parent = layer->scene->tree;
+		struct wlr_output *output = layer->layer_surface->output;
+		wlr_output_layout_get_box(root->output_layout, output, &output_box);
+		int lx, ly;
+		wlr_scene_node_coords(&layer->tree->node, &lx, &ly);
+		parent.x = lx;
+		parent.y = ly;
+		popup->desc.view = NULL;
+	} else {
+		struct sway_view *view = view_from_wlr_surface(focused_surface);
+		relative_parent = view->scene_tree;
+		geo = view->geometry;
+		int lx, ly;
+		wlr_scene_node_coords(&view->scene_tree->node, &lx, &ly);
+		struct wlr_output *output = wlr_output_layout_output_at(root->output_layout,
+			view->container->pending.content_x + view->geometry.x,
+			view->container->pending.content_y + view->geometry.y);
+		wlr_output_layout_get_box(root->output_layout, output, &output_box);
+		parent.x = lx;
+		parent.y = ly;
+
+		parent.width = view->geometry.width;
+		parent.height = view->geometry.height;
+		popup->desc.view = view;
+	}
+
+	struct wlr_scene_tree *relative = wlr_scene_tree_create(relative_parent);
+
+	popup->desc.relative = &relative->node;
+	if (!scene_descriptor_assign(&popup->scene_tree->node,
+			SWAY_SCENE_DESC_POPUP, &popup->desc)) {
+		wlr_scene_node_destroy(&popup->scene_tree->node);
+		popup->scene_tree = NULL;
+		return;
+	}
+
+	if (!cursor_rect) {
+		cursor_area.x = 0;
+		cursor_area.y = 0;
+		cursor_area.width = parent.width;
+		cursor_area.height = parent.height;
+	}
+
+	int popup_width = popup->popup_surface->surface->current.width;
+	int popup_height = popup->popup_surface->surface->current.height;
+	int x1 = parent.x + cursor_area.x;
+	int x2 = parent.x + cursor_area.x + cursor_area.width;
+	int y1 = parent.y + cursor_area.y;
+	int y2 = parent.y + cursor_area.y + cursor_area.height;
+	int x = x1;
+	int y = y2;
+
+	int available_right = output_box.x + output_box.width - x1;
+	int available_left = x2 - output_box.x;
+	if (available_right < popup_width && available_left > available_right) {
+		x = x2 - popup_width;
+	}
+
+	int available_down = output_box.y + output_box.height - y2;
+	int available_up = y1 - output_box.y;
+	if (available_down < popup_height && available_up > available_down) {
+		y = y1 - popup_height;
+	}
+
+	wlr_scene_node_set_position(&relative->node, x - parent.x - geo.x, y - parent.y - geo.y);
+	if (cursor_rect) {
+		struct wlr_box box = {
+			.x = x1 - x,
+			.y = y1 - y,
+			.width = cursor_area.width,
+			.height = cursor_area.height,
+		};
+		wlr_input_popup_surface_v2_send_text_input_rectangle(
+			popup->popup_surface, &box);
+	}
+	wlr_scene_node_set_position(&popup->scene_tree->node, x - geo.x, y - geo.y);
+}
+
+static void input_popup_set_focus(struct sway_input_popup *popup,
+		struct wlr_surface *surface) {
+	wl_list_remove(&popup->focused_surface_unmap.link);
+
+	if (surface == NULL) {
+		wl_list_init(&popup->focused_surface_unmap.link);
+		input_popup_update(popup);
+		return;
+	}
+	struct wlr_layer_surface_v1 *layer_surface =
+		wlr_layer_surface_v1_try_from_wlr_surface(surface);
+	if (layer_surface != NULL) {
+		wl_signal_add(
+			&layer_surface->surface->events.unmap, &popup->focused_surface_unmap);
+		input_popup_update(popup);
+		return;
+	}
+
+	struct sway_view *view = view_from_wlr_surface(surface);
+	wl_signal_add(&view->events.unmap, &popup->focused_surface_unmap);
+}
+
+static void handle_im_popup_destroy(struct wl_listener *listener, void *data) {
+	struct sway_input_popup *popup =
+		wl_container_of(listener, popup, popup_destroy);
+	wl_list_remove(&popup->focused_surface_unmap.link);
+	wl_list_remove(&popup->popup_surface_commit.link);
+	wl_list_remove(&popup->popup_destroy.link);
+	wl_list_remove(&popup->link);
+
+	free(popup);
+}
+
+static void handle_im_popup_surface_commit(struct wl_listener *listener,
+		void *data) {
+	struct sway_input_popup *popup =
+		wl_container_of(listener, popup, popup_surface_commit);
+	input_popup_update(popup);
+}
+
+static void handle_im_focused_surface_unmap(
+		struct wl_listener *listener, void *data) {
+	struct sway_input_popup *popup =
+		wl_container_of(listener, popup, focused_surface_unmap);
+	input_popup_update(popup);
+}
+
+static void handle_im_new_popup_surface(struct wl_listener *listener,
+		void *data) {
+	struct sway_input_method_relay *relay = wl_container_of(listener, relay,
+		input_method_new_popup_surface);
+	struct sway_input_popup *popup = calloc(1, sizeof(*popup));
+	popup->relay = relay;
+	popup->popup_surface = data;
+	popup->popup_surface->data = popup;
+
+	wl_signal_add(
+		&popup->popup_surface->events.destroy, &popup->popup_destroy);
+	popup->popup_destroy.notify = handle_im_popup_destroy;
+	wl_signal_add(&popup->popup_surface->surface->events.commit,
+		&popup->popup_surface_commit);
+	popup->popup_surface_commit.notify = handle_im_popup_surface_commit;
+	wl_list_init(&popup->focused_surface_unmap.link);
+	popup->focused_surface_unmap.notify = handle_im_focused_surface_unmap;
+
+	struct sway_text_input *text_input = relay_get_focused_text_input(relay);
+	if (text_input != NULL) {
+		input_popup_set_focus(popup, text_input->input->focused_surface);
+	} else {
+		input_popup_set_focus(popup, NULL);
+	}
+
+	wl_list_insert(&relay->input_popups, &popup->link);
+}
+
+static void text_input_send_enter(struct sway_text_input *text_input,
+		struct wlr_surface *surface) {
+	wlr_text_input_v3_send_enter(text_input->input, surface);
+	struct sway_input_popup *popup;
+	wl_list_for_each(popup, &text_input->relay->input_popups, link) {
+		input_popup_set_focus(popup, surface);
+	}
+}
+
 static void relay_handle_input_method(struct wl_listener *listener,
 		void *data) {
 	struct sway_input_method_relay *relay = wl_container_of(listener, relay,
@@ -280,10 +505,13 @@ static void relay_handle_input_method(struct wl_listener *listener,
 	wl_signal_add(&relay->input_method->events.destroy,
 		&relay->input_method_destroy);
 	relay->input_method_destroy.notify = handle_im_destroy;
+	wl_signal_add(&relay->input_method->events.new_popup_surface,
+		&relay->input_method_new_popup_surface);
+	relay->input_method_new_popup_surface.notify = handle_im_new_popup_surface;
 
 	struct sway_text_input *text_input = relay_get_focusable_text_input(relay);
 	if (text_input) {
-		wlr_text_input_v3_send_enter(text_input->input,
+		text_input_send_enter(text_input,
 			text_input->pending_focused_surface);
 		text_input_set_pending_focused_surface(text_input, NULL);
 	}
@@ -293,6 +521,7 @@ void sway_input_method_relay_init(struct sway_seat *seat,
 		struct sway_input_method_relay *relay) {
 	relay->seat = seat;
 	wl_list_init(&relay->text_inputs);
+	wl_list_init(&relay->input_popups);
 
 	relay->text_input_new.notify = relay_handle_text_input;
 	wl_signal_add(&server.text_input->events.text_input,
diff --git a/sway/ipc-server.c b/sway/ipc-server.c
index 9692a77f..7f353c0e 100644
--- a/sway/ipc-server.c
+++ b/sway/ipc-server.c
@@ -1,5 +1,4 @@
 // See https://i3wm.org/docs/ipc.html for protocol information
-#define _POSIX_C_SOURCE 200112L
 #include <linux/input-event-codes.h>
 #include <assert.h>
 #include <errno.h>
diff --git a/sway/lock.c b/sway/lock.c
index 8ad9c3f6..289e8ca4 100644
--- a/sway/lock.c
+++ b/sway/lock.c
@@ -1,6 +1,6 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <wlr/types/wlr_scene.h>
+#include <wlr/types/wlr_session_lock_v1.h>
 #include "log.h"
 #include "sway/input/cursor.h"
 #include "sway/input/keyboard.h"
diff --git a/sway/main.c b/sway/main.c
index 73254dc2..1c4939aa 100644
--- a/sway/main.c
+++ b/sway/main.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <getopt.h>
 #include <pango/pangocairo.h>
 #include <signal.h>
diff --git a/sway/server.c b/sway/server.c
index cc20e89d..684b1dbd 100644
--- a/sway/server.c
+++ b/sway/server.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <stdbool.h>
 #include <stdlib.h>
@@ -8,24 +7,32 @@
 #include <wlr/backend/headless.h>
 #include <wlr/backend/multi.h>
 #include <wlr/config.h>
+#include <wlr/render/allocator.h>
 #include <wlr/render/wlr_renderer.h>
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_content_type_v1.h>
 #include <wlr/types/wlr_cursor_shape_v1.h>
 #include <wlr/types/wlr_data_control_v1.h>
+#include <wlr/types/wlr_data_device.h>
 #include <wlr/types/wlr_drm.h>
 #include <wlr/types/wlr_export_dmabuf_v1.h>
+#include <wlr/types/wlr_ext_foreign_toplevel_list_v1.h>
+#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
 #include <wlr/types/wlr_fractional_scale_v1.h>
 #include <wlr/types/wlr_gamma_control_v1.h>
 #include <wlr/types/wlr_idle_notify_v1.h>
 #include <wlr/types/wlr_layer_shell_v1.h>
 #include <wlr/types/wlr_linux_dmabuf_v1.h>
+#include <wlr/types/wlr_output_management_v1.h>
+#include <wlr/types/wlr_output_power_management_v1.h>
 #include <wlr/types/wlr_pointer_constraints_v1.h>
+#include <wlr/types/wlr_presentation_time.h>
 #include <wlr/types/wlr_primary_selection_v1.h>
 #include <wlr/types/wlr_relative_pointer_v1.h>
 #include <wlr/types/wlr_screencopy_v1.h>
 #include <wlr/types/wlr_security_context_v1.h>
 #include <wlr/types/wlr_server_decoration.h>
+#include <wlr/types/wlr_session_lock_v1.h>
 #include <wlr/types/wlr_single_pixel_buffer_v1.h>
 #include <wlr/types/wlr_subcompositor.h>
 #include <wlr/types/wlr_tablet_v2.h>
@@ -60,6 +67,7 @@
 
 #define SWAY_XDG_SHELL_VERSION 2
 #define SWAY_LAYER_SHELL_VERSION 4
+#define SWAY_FOREIGN_TOPLEVEL_LIST_VERSION 1
 
 bool allow_unsupported_gpu = false;
 
@@ -93,6 +101,7 @@ static bool is_privileged(const struct wl_global *global) {
 		global == server.output_manager_v1->global ||
 		global == server.output_power_manager_v1->global ||
 		global == server.input_method->global ||
+		global == server.foreign_toplevel_list->global ||
 		global == server.foreign_toplevel_manager->global ||
 		global == server.data_control_manager_v1->global ||
 		global == server.screencopy_manager_v1->global ||
@@ -289,6 +298,8 @@ bool server_init(struct sway_server *server) {
 		&server->output_power_manager_set_mode);
 	server->input_method = wlr_input_method_manager_v2_create(server->wl_display);
 	server->text_input = wlr_text_input_manager_v3_create(server->wl_display);
+	server->foreign_toplevel_list =
+		wlr_ext_foreign_toplevel_list_v1_create(server->wl_display, SWAY_FOREIGN_TOPLEVEL_LIST_VERSION);
 	server->foreign_toplevel_manager =
 		wlr_foreign_toplevel_manager_v1_create(server->wl_display);
 
diff --git a/sway/sway_text_node.c b/sway/sway_text_node.c
index 664db40e..5eba53ba 100644
--- a/sway/sway_text_node.c
+++ b/sway/sway_text_node.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <drm_fourcc.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/sway/swaynag.c b/sway/swaynag.c
index 6031174d..bc5e23ea 100644
--- a/sway/swaynag.c
+++ b/sway/swaynag.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <signal.h>
 #include <stdbool.h>
 #include <stdlib.h>
diff --git a/sway/tree/arrange.c b/sway/tree/arrange.c
index af925d05..d4003fe6 100644
--- a/sway/tree/arrange.c
+++ b/sway/tree/arrange.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <stdbool.h>
 #include <stdlib.h>
diff --git a/sway/tree/container.c b/sway/tree/container.c
index d48bda0d..5f885a9a 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -1,9 +1,9 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <drm_fourcc.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <wayland-server-core.h>
+#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
 #include <wlr/types/wlr_linux_dmabuf_v1.h>
 #include <wlr/types/wlr_output_layout.h>
 #include <wlr/types/wlr_subcompositor.h>
diff --git a/sway/tree/node.c b/sway/tree/node.c
index 213cf0a6..7aaf9762 100644
--- a/sway/tree/node.c
+++ b/sway/tree/node.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include "sway/output.h"
 #include "sway/server.h"
 #include "sway/tree/container.h"
diff --git a/sway/tree/output.c b/sway/tree/output.c
index cd7bf0c2..2d11195e 100644
--- a/sway/tree/output.c
+++ b/sway/tree/output.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <ctype.h>
 #include <string.h>
diff --git a/sway/tree/root.c b/sway/tree/root.c
index e9cea5e2..ae3c3cb2 100644
--- a/sway/tree/root.c
+++ b/sway/tree/root.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/sway/tree/view.c b/sway/tree/view.c
index d6984178..35b4b73f 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -1,9 +1,10 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <strings.h>
 #include <wayland-server-core.h>
 #include <wlr/render/wlr_renderer.h>
 #include <wlr/types/wlr_buffer.h>
+#include <wlr/types/wlr_ext_foreign_toplevel_list_v1.h>
+#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
 #include <wlr/types/wlr_output_layout.h>
 #include <wlr/types/wlr_server_decoration.h>
 #include <wlr/types/wlr_subcompositor.h>
@@ -410,6 +411,12 @@ void view_request_activate(struct sway_view *view, struct sway_seat *seat) {
 	transaction_commit_dirty();
 }
 
+void view_request_urgent(struct sway_view *view) {
+	if (config->focus_on_window_activation != FOWA_NONE) {
+		view_set_urgent(view, true);
+	}
+}
+
 void view_set_csd_from_server(struct sway_view *view, bool enabled) {
 	sway_log(SWAY_DEBUG, "Telling view %p to set CSD to %i", view, enabled);
 	if (view->xdg_decoration) {
@@ -582,6 +589,14 @@ static struct sway_workspace *select_workspace(struct sway_view *view) {
 	return NULL;
 }
 
+static void update_ext_foreign_toplevel(struct sway_view *view) {
+	struct wlr_ext_foreign_toplevel_handle_v1_state toplevel_state = {
+		.app_id = view_get_app_id(view),
+		.title = view_get_title(view),
+	};
+	wlr_ext_foreign_toplevel_handle_v1_update_state(view->ext_foreign_toplevel, &toplevel_state);
+}
+
 static bool should_focus(struct sway_view *view) {
 	struct sway_seat *seat = input_manager_current_seat();
 	struct sway_container *prev_con = seat_get_focused_container(seat);
@@ -751,6 +766,13 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface,
 		}
 	}
 
+	struct wlr_ext_foreign_toplevel_handle_v1_state foreign_toplevel_state = {
+		.app_id = view_get_app_id(view),
+		.title = view_get_title(view),
+	};
+	view->ext_foreign_toplevel =
+		wlr_ext_foreign_toplevel_handle_v1_create(server.foreign_toplevel_list, &foreign_toplevel_state);
+
 	view->foreign_toplevel =
 		wlr_foreign_toplevel_handle_v1_create(server.foreign_toplevel_manager);
 	view->foreign_activate_request.notify = handle_foreign_activate_request;
@@ -828,6 +850,10 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface,
 		input_manager_set_focus(&view->container->node);
 	}
 
+	if (view->ext_foreign_toplevel) {
+		update_ext_foreign_toplevel(view);
+	}
+
 	const char *app_id;
 	const char *class;
 	if ((app_id = view_get_app_id(view)) != NULL) {
@@ -847,6 +873,11 @@ void view_unmap(struct sway_view *view) {
 		view->urgent_timer = NULL;
 	}
 
+	if (view->ext_foreign_toplevel) {
+		wlr_ext_foreign_toplevel_handle_v1_destroy(view->ext_foreign_toplevel);
+		view->ext_foreign_toplevel = NULL;
+	}
+
 	if (view->foreign_toplevel) {
 		wlr_foreign_toplevel_handle_v1_destroy(view->foreign_toplevel);
 		view->foreign_toplevel = NULL;
@@ -1014,6 +1045,18 @@ static size_t parse_title_format(struct sway_view *view, char *buffer) {
 	return len;
 }
 
+void view_update_app_id(struct sway_view *view) {
+	const char *app_id = view_get_app_id(view);
+
+	if (view->foreign_toplevel && app_id) {
+		wlr_foreign_toplevel_handle_v1_set_app_id(view->foreign_toplevel, app_id);
+	}
+
+	if (view->ext_foreign_toplevel) {
+		update_ext_foreign_toplevel(view);
+	}
+}
+
 void view_update_title(struct sway_view *view, bool force) {
 	const char *title = view_get_title(view);
 
@@ -1060,6 +1103,10 @@ void view_update_title(struct sway_view *view, bool force) {
 	if (view->foreign_toplevel && title) {
 		wlr_foreign_toplevel_handle_v1_set_title(view->foreign_toplevel, title);
 	}
+
+	if (view->ext_foreign_toplevel) {
+		update_ext_foreign_toplevel(view);
+	}
 }
 
 bool view_is_visible(struct sway_view *view) {
diff --git a/sway/tree/workspace.c b/sway/tree/workspace.c
index 40d33435..a68dc927 100644
--- a/sway/tree/workspace.c
+++ b/sway/tree/workspace.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809
 #include <ctype.h>
 #include <limits.h>
 #include <stdbool.h>
diff --git a/sway/xdg_activation_v1.c b/sway/xdg_activation_v1.c
index c26ee19a..b7c80dd4 100644
--- a/sway/xdg_activation_v1.c
+++ b/sway/xdg_activation_v1.c
@@ -1,4 +1,5 @@
 #include <wlr/types/wlr_xdg_activation_v1.h>
+#include <wlr/types/wlr_xdg_shell.h>
 #include "sway/desktop/launcher.h"
 #include "sway/tree/view.h"
 #include "sway/tree/workspace.h"
@@ -17,11 +18,15 @@ void xdg_activation_v1_handle_request_activate(struct wl_listener *listener,
 		return;
 	}
 
+	struct launcher_ctx *ctx = event->token->data;
+	if (ctx == NULL) {
+		return;
+	}
+
 	if (!xdg_surface->surface->mapped) {
 		// This is a startup notification. If we are tracking it, the data
 		// field is a launcher_ctx.
-		struct launcher_ctx *ctx = event->token->data;
-		if (!ctx || ctx->activated) {
+		if (ctx->activated) {
 			// This ctx has already been activated and cannot be used again
 			// for a startup notification. It will be destroyed
 			return;
@@ -32,9 +37,19 @@ void xdg_activation_v1_handle_request_activate(struct wl_listener *listener,
 		return;
 	}
 
-	struct wlr_seat *wlr_seat = event->token->seat;
-	struct sway_seat *seat = wlr_seat ? wlr_seat->data : NULL;
-	view_request_activate(view, seat);
+	// This is an activation request. If this context is internal we have ctx->seat.
+	struct sway_seat *seat = ctx->seat;
+	if (!seat) {
+		// Otherwise, use the seat indicated by the launcher client in set_serial
+		seat = ctx->token->seat ? ctx->token->seat->data : NULL;
+	}
+
+	if (seat && ctx->had_focused_surface) {
+		view_request_activate(view, seat);
+	} else {
+		// The token is valid, but cannot be used to activate a window
+		view_request_urgent(view);
+	}
 }
 
 void xdg_activation_v1_handle_new_token(struct wl_listener *listener, void *data) {
diff --git a/swaybar/bar.c b/swaybar/bar.c
index 021fc3bd..5b1213a8 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <errno.h>
 #include <fcntl.h>
diff --git a/swaybar/config.c b/swaybar/config.c
index 5e828773..55bfcb72 100644
--- a/swaybar/config.c
+++ b/swaybar/config.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <string.h>
 #include "swaybar/config.h"
diff --git a/swaybar/i3bar.c b/swaybar/i3bar.c
index ccd5a076..62c22d43 100644
--- a/swaybar/i3bar.c
+++ b/swaybar/i3bar.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <json.h>
 #include <linux/input-event-codes.h>
 #include <ctype.h>
diff --git a/swaybar/ipc.c b/swaybar/ipc.c
index 33ae6544..03500bdf 100644
--- a/swaybar/ipc.c
+++ b/swaybar/ipc.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809
 #include <limits.h>
 #include <poll.h>
 #include <stdio.h>
diff --git a/swaybar/main.c b/swaybar/main.c
index a44c1e63..3dc67233 100644
--- a/swaybar/main.c
+++ b/swaybar/main.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/swaybar/render.c b/swaybar/render.c
index 1113ca44..879a4e42 100644
--- a/swaybar/render.c
+++ b/swaybar/render.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <linux/input-event-codes.h>
 #include <limits.h>
diff --git a/swaybar/status_line.c b/swaybar/status_line.c
index 2e9bb7f1..e542e606 100644
--- a/swaybar/status_line.c
+++ b/swaybar/status_line.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <assert.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
diff --git a/swaybar/tray/host.c b/swaybar/tray/host.c
index eea2caa5..79b54606 100644
--- a/swaybar/tray/host.c
+++ b/swaybar/tray/host.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/swaybar/tray/icon.c b/swaybar/tray/icon.c
index b513dca5..659edd86 100644
--- a/swaybar/tray/icon.c
+++ b/swaybar/tray/icon.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <ctype.h>
 #include <dirent.h>
 #include <stdbool.h>
diff --git a/swaybar/tray/item.c b/swaybar/tray/item.c
index d5fe50b1..ca6c03ad 100644
--- a/swaybar/tray/item.c
+++ b/swaybar/tray/item.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <arpa/inet.h>
 #include <cairo.h>
 #include <limits.h>
diff --git a/swaybar/tray/watcher.c b/swaybar/tray/watcher.c
index 2458a8c2..3cfea8d8 100644
--- a/swaybar/tray/watcher.c
+++ b/swaybar/tray/watcher.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdio.h>
diff --git a/swaymsg/main.c b/swaymsg/main.c
index db9346c4..573a7b16 100644
--- a/swaymsg/main.c
+++ b/swaymsg/main.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 
 #include <limits.h>
 #include <stdio.h>
diff --git a/swaynag/config.c b/swaynag/config.c
index cff3930f..efd71ce7 100644
--- a/swaynag/config.c
+++ b/swaynag/config.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <getopt.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/swaynag/main.c b/swaynag/main.c
index 20390207..634bddbf 100644
--- a/swaynag/main.c
+++ b/swaynag/main.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <signal.h>
 #include "log.h"
diff --git a/swaynag/swaynag.c b/swaynag/swaynag.c
index 6ea739e3..50eea148 100644
--- a/swaynag/swaynag.c
+++ b/swaynag/swaynag.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <stdlib.h>
 #include <assert.h>
 #include <sys/stat.h>
diff --git a/swaynag/types.c b/swaynag/types.c
index 409cc668..821e5b21 100644
--- a/swaynag/types.c
+++ b/swaynag/types.c
@@ -1,4 +1,3 @@
-#define _POSIX_C_SOURCE 200809L
 #include <getopt.h>
 #include <stdbool.h>
 #include <stdlib.h>