Termux:Tasker is Development tool that is open source under the GPL-3.0-only license.
This plugin for https://www.openapk.net/termux/com.termux/ provides a way to run Termux scripts from Tasker.
Create a new Tasker Action.
In the resulting Select Action Category dialog, select Plugin.
In the resulting Termux:Task dialog, select Termux:Task.
Edit the configuration to specify the executable in ~/.termux/tasker/ to execute, and if it should be executed in the background (the default) or in a new terminal session.