diff --git a/private_dot_config/private_fish/config.fish b/private_dot_config/private_fish/config.fish
index 7f587fd..601ac97 100644
--- a/private_dot_config/private_fish/config.fish
+++ b/private_dot_config/private_fish/config.fish
@@ -43,7 +43,7 @@ if test -f /usr/local/Caskroom/miniconda/base/bin/conda
 end
 # <<< conda initialize <<<
 
-    source ~/shell.fish
+    source shell.fish
 
 end
 
diff --git a/private_dot_config/private_fish/fish_variables b/private_dot_config/private_fish/fish_variables
index fbeaaeb..1609e75 100644
--- a/private_dot_config/private_fish/fish_variables
+++ b/private_dot_config/private_fish/fish_variables
@@ -29,12 +29,12 @@ SETUVAR _tide_prompt_14229:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5b
 SETUVAR _tide_prompt_14531:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u276f\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m04\x3a35\x3a46\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_15086:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u276f\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m01\x3a42\x3a43\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_15941:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u276f\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m01\x3a42\x3a48\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
-SETUVAR _tide_prompt_16233:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0b6\x1b\x5b38\x3b2\x3b135\x3b175\x3b175m\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x20I\x20\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\u2571\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x20\x40PWD\x40\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0bc\x1e\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0ba\x1b\x5b38\x3b2\x3b95\x3b175\x3b0m\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x20\u2714\x20\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\u2571\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x2005\x3a09\x3a12\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0b4
 SETUVAR _tide_prompt_16951:\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5bm\x0f\x40PWD\x40\x1b\x5b38\x3b2\x3b255\x3b0\x3b0m\x20\u276f\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5bm\x0f\x1e\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5bm\x0f\x20\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5b38\x3b2\x3b215\x3b0\x3b0m\u2718\x20INT\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\x20\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5b38\x3b2\x3b135\x3b135\x3b95m4s\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\x20\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m05\x3a28\x3a49\x1b\x5bm\x0f\x1b\x5bm\x0f\x1b\x5bm\x0f
 SETUVAR _tide_prompt_29777:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b37m\x1b\x5b38\x3b2\x3b95\x3b215\x3b0mmaster\x1b\x5b38\x3b2\x3b255\x3b0\x3b0m\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x1b\x5b38\x3b2\x3b255\x3b0\x3b0m\x1b\x5b38\x3b2\x3b215\x3b175\x3b0m\x1b\x5b38\x3b2\x3b215\x3b175\x3b0m\x20\x215\x1b\x5b38\x3b2\x3b0\x3b175\x3b255m\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1e\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\u276f\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m03\x3a37\x3a17\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_34539:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u25b6\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m18\x3a04\x3a49\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_35266:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u25b6\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m18\x3a06\x3a49\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_36013:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u276e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m18\x3a08\x3a39\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
+SETUVAR _tide_prompt_41715:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0b6\x1b\x5b38\x3b2\x3b135\x3b175\x3b175m\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x20I\x20\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\u2571\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x20\x40PWD\x40\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0bc\x1e\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0ba\x1b\x5b38\x3b2\x3b95\x3b175\x3b0m\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x20\u2714\x20\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\u2571\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m\x1b\x5b48\x3b2\x3b48\x3b48\x3b48m\x2005\x3a45\x3a16\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b48\x3b48\x3b48m\ue0b4
 SETUVAR _tide_prompt_4468:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u276f\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m20\x3a13\x3a25\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_46838:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b148\x3b148\x3b148m\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b37m\x1b\x5b38\x3b2\x3b95\x3b215\x3b0mmaster\x1b\x5b38\x3b2\x3b255\x3b0\x3b0m\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x1b\x5b38\x3b2\x3b255\x3b0\x3b0m\x1b\x5b38\x3b2\x3b215\x3b175\x3b0m\x1b\x5b38\x3b2\x3b215\x3b175\x3b0m\x20\x212\x1b\x5b38\x3b2\x3b0\x3b175\x3b255m\x20\x3f2\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u276f\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m06\x3a16\x3a28\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
 SETUVAR _tide_prompt_50535:\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x40PWD\x40\x1b\x5b38\x3b2\x3b95\x3b215\x3b0m\x20\u25b6\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1e\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x20\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x5b38\x3b2\x3b95\x3b135\x3b135m01\x3a51\x3a58\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm\x1b\x28B\x1b\x5bm
diff --git a/private_dot_config/private_fish/shell.fish b/private_dot_config/private_fish/shell.fish
new file mode 100644
index 0000000..66c2167
--- /dev/null
+++ b/private_dot_config/private_fish/shell.fish
@@ -0,0 +1,195 @@
+#!/bin/fish
+
+# To use fish's autoloading feature, kitty prepends the vendored integration script directory to XDG_DATA_DIRS.
+# The original paths needs to be restored here to not affect other programs.
+# In particular, if the original XDG_DATA_DIRS does not exist, it needs to be removed.
+if set -q KITTY_FISH_XDG_DATA_DIR
+    if set -q XDG_DATA_DIRS
+        set --global --export --path XDG_DATA_DIRS "$XDG_DATA_DIRS"
+        if set --local index (contains --index "$KITTY_FISH_XDG_DATA_DIR" $XDG_DATA_DIRS)
+            set --erase --global XDG_DATA_DIRS[$index]
+            test -n "$XDG_DATA_DIRS" || set --erase --global XDG_DATA_DIRS
+        end
+        if set -q XDG_DATA_DIRS
+            set --global --export --unpath XDG_DATA_DIRS "$XDG_DATA_DIRS"
+        end
+    end
+    set --erase KITTY_FISH_XDG_DATA_DIR
+end
+
+status is-interactive || exit 0
+not functions -q __ksi_schedule || exit 0
+# Check fish version 3.3.0+ efficiently and fallback to check the minimum working version 3.2.0, exit on outdated versions.
+# "Warning: Update fish to version 3.3.0+ to enable kitty shell integration.\n"
+set -q fish_killring || set -q status_generation || string match -qnv "3.1.*" "$version"
+or echo -en \eP@kitty-print\|V2FybmluZzogVXBkYXRlIGZpc2ggdG8gdmVyc2lvbiAzLjMuMCsgdG8gZW5hYmxlIGtpdHR5IHNoZWxsIGludGVncmF0aW9uLgo=\e\\ && exit 0 || exit 0
+
+function __ksi_schedule --on-event fish_prompt -d "Setup kitty integration after other scripts have run, we hope"
+    functions --erase __ksi_schedule
+    test -n "$KITTY_SHELL_INTEGRATION" || return 0
+    set --local _ksi (string split " " -- "$KITTY_SHELL_INTEGRATION")
+    set --erase KITTY_SHELL_INTEGRATION
+
+    # Enable cursor shape changes for default mode and vi mode
+    if not contains "no-cursor" $_ksi
+        function __ksi_set_cursor --on-variable fish_key_bindings -d "Set the cursor shape for different modes when switching key bindings"
+            if test "$fish_key_bindings" = fish_default_key_bindings
+                function __ksi_bar_cursor --on-event fish_prompt -d "Set cursor shape to blinking bar on prompt"
+                    echo -en "\e[5 q"
+                end
+                # Change the cursor shape on first run
+                set -q argv[1]
+                and __ksi_bar_cursor
+            else
+                functions --erase __ksi_bar_cursor
+                contains "$fish_key_bindings" fish_vi_key_bindings fish_hybrid_key_bindings
+                and __ksi_set_vi_cursor
+            end
+        end
+
+        function __ksi_set_vi_cursor -d "Set the vi mode cursor shapes"
+            # Set the vi mode cursor shapes only when none of them are configured
+            set --local vi_modes fish_cursor_{default,insert,replace_one,visual}
+            set -q $vi_modes
+            test "$status" -eq 4 || return
+
+            set --local vi_cursor_shapes block line underscore block
+            for i in 1 2 3 4
+                set --global $vi_modes[$i] $vi_cursor_shapes[$i] blink
+            end
+
+            # Change the cursor shape for current mode
+            test "$fish_bind_mode" = "insert" && echo -en "\e[5 q" || echo -en "\e[1 q"
+        end
+
+        function __ksi_default_cursor --on-event fish_preexec -d "Set cursor shape to blinking default shape before executing command"
+            echo -en "\e[0 q"
+        end
+
+        __ksi_set_cursor init
+    end
+
+    # Enable prompt marking with OSC 133
+    if not contains "no-prompt-mark" $_ksi
+        and not set -q __ksi_prompt_state
+        function __ksi_mark_prompt_start --on-event fish_prompt --on-event fish_cancel --on-event fish_posterror
+            test "$__ksi_prompt_state" != prompt-start
+            and echo -en "\e]133;D\a"
+            set --global __ksi_prompt_state prompt-start
+            echo -en "\e]133;A\a"
+        end
+        __ksi_mark_prompt_start
+
+        function __ksi_mark_output_start --on-event fish_preexec
+            set --global __ksi_prompt_state pre-exec
+            echo -en "\e]133;C\a"
+        end
+
+        function __ksi_mark_output_end --on-event fish_postexec
+            set --global __ksi_prompt_state post-exec
+            echo -en "\e]133;D;$status\a"
+        end
+
+        # With prompt marking, kitty clears the current prompt on resize,
+        # so we need fish to redraw it.
+        set --global fish_handle_reflow 1
+    end
+
+    # Enable CWD reporting
+    if not contains "no-cwd" $_ksi
+        # This function name is from fish and will override the builtin one, which is enabled by default for kitty in fish 3.5.0+.
+        # We provide this to ensure that fish 3.2.0 and above will work.
+        # https://github.com/fish-shell/fish-shell/blob/3.2.0/share/functions/__fish_config_interactive.fish#L275
+        # An executed program could change cwd and report the changed cwd, so also report cwd at each new prompt
+        function __update_cwd_osc --on-variable PWD --on-event fish_prompt -d "Report PWD changes to kitty"
+            status is-command-substitution
+            or echo -en "\e]7;kitty-shell-cwd://$hostname$PWD\a"
+        end
+        __update_cwd_osc
+    end
+
+    # Handle clone launches
+    if test -n "$KITTY_IS_CLONE_LAUNCH"
+        set --local orig_conda_env "$CONDA_DEFAULT_ENV"
+        eval "$KITTY_IS_CLONE_LAUNCH"
+        set --local venv "$VIRTUAL_ENV/bin/activate.fish"
+        set --global _ksi_sourced
+        function _ksi_s_is_ok
+            test -z "$_ksi_sourced"
+            and string match -q -- "*,$argv[1],*" "$KITTY_CLONE_SOURCE_STRATEGIES"
+            and return 0
+            return 1
+        end
+        if _ksi_s_is_ok "venv" 
+            and test -n "$VIRTUAL_ENV" -a -r "$venv" 
+            set _ksi_sourced "y"
+            set --erase VIRTUAL_ENV _OLD_FISH_PROMPT_OVERRIDE  # activate.fish stupidly exports _OLD_FISH_PROMPT_OVERRIDE
+            source "$venv"
+        end
+        if _ksi_s_is_ok "conda"
+            and test -n "$CONDA_DEFAULT_ENV" -a "$CONDA_DEFAULT_ENV" != "$orig_conda_env"
+            and functions -q conda
+            set _ksi_sourced "y"
+            conda activate "$CONDA_DEFAULT_ENV"
+        end
+        if _ksi_s_is_ok "env_var"
+            and test -n "$KITTY_CLONE_SOURCE_CODE"
+            set _ksi_sourced "y"
+            eval "$KITTY_CLONE_SOURCE_CODE"
+        end
+        if _ksi_s_is_ok "path"
+            and test -r "$KITTY_CLONE_SOURCE_PATH"
+            set _ksi_sourced "y"
+            source "$KITTY_CLONE_SOURCE_PATH"
+        end
+        set --erase KITTY_IS_CLONE_LAUNCH KITTY_CLONE_SOURCE_STRATEGIES _ksi_sourced
+        functions --erase _ksi_s_is_ok
+
+        # Ensure PATH has no duplicate entries
+        set --local --path new_path
+        for p in $PATH
+            contains -- "$p" $new_path
+            or set --append new_path "$p"
+        end
+        test (count $new_path) -eq (count $PATH)
+        or set --global --export --path PATH $new_path
+    end
+end
+
+function edit-in-kitty --wraps "kitten edit-in-kitty" -d "Edit the specified file in a kitty overlay window with your locally installed editor"
+    kitten edit-in-kitty $argv
+end
+
+function __ksi_transmit_data -d "Transmit data to kitty using chunked DCS escapes"
+    set --local data_len (string length -- "$argv[1]")
+    set --local pos 1
+    set --local chunk_num 0
+    while test "$pos" -le $data_len
+        printf \eP@kitty-%s\|%s:%s\e\\ "$argv[2]" "$chunk_num" (string sub --start $pos --length 2048 -- $argv[1] | string collect)
+        set pos (math $pos + 2048)
+        set chunk_num (math $chunk_num + 1)
+    end
+    printf \eP@kitty-%s\|\e\\ "$argv[2]"
+end
+
+function clone-in-kitty -d "Clone the current fish session into a new kitty window"
+    set --local data
+    for a in $argv
+        if contains -- "$a" -h --help
+            echo "Clone the current fish session into a new kitty window."
+            echo
+            echo "For usage instructions see: https://sw.kovidgoyal.net/kitty/shell-integration/#clone-shell"
+            return
+        end
+        set --local ea (printf "%s" "$a" | base64)
+        set --append data "a=$ea"
+    end
+    set --local envs
+    for e in (set --export --names)
+        set --append envs "$e=$$e"
+    end
+    set --local b64_envs (string join0 -- $envs | base64)
+    set --local b64_cwd (printf "%s" "$PWD" | base64)
+    set --prepend data "shell=fish" "pid=$fish_pid" "cwd=$b64_cwd" "env=$b64_envs"
+    __ksi_transmit_data (string join "," -- $data | string replace --regex --all "\s" "") "clone"
+end