diff --git a/README.md b/README.md
index 64fae42..559c3eb 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,8 @@ To download you can play this game with the following minetest engines:
     * ethereal as `ethereal` [mods/ethereal](mods/ethereal) from https://codeberg.org/minenux/minetest-mod-ethereal
     * toolranks as `toolranks` [mods/toolranks](mods/toolranks) from https://codeberg.org/minenux/minetest-mod-toolranks
     * sfinv_home as `sfinv` we already integrated the `sfinv_home` mod into the default `sfinv` mod
+* NPXcoot
+    * nssf as `nssf` [mods/nssf](mods/nssf) from https://git.minetest.io/minenux/minetest-mod-nssf
 * armors and stuff mods
     * 3d_armor and shields [mods/3d_armor](mods/3d_armor) https://codeberg.org/minenux/minetest-mod-3d_armor
 * player stuffs:
diff --git a/mods/nssf b/mods/nssf
new file mode 160000
index 0000000..5ad71fe
--- /dev/null
+++ b/mods/nssf
@@ -0,0 +1 @@
+Subproject commit 5ad71feb22ab6c983220ea51759c946f519a4aa8