I found a way to use ntfy inside my dzVents scripts, I use the public ntfy server.

Create the global_data.lua and in the helpers section https://wiki.domoticz.com/DzVents:_next_generation_Lua_scripting#Shared_helper_functions
and write a function like this
YourNtfyFunction = function(dz, name ...

Hi,
I found ntfy.sh a very simple and efficient notifications app for Android. https://ntfy.sh
A tutorial in French is available here https://blogmotion.fr/diy/ntfy-notifica ... ique-20708