Files with ntl file extension can found as some kind of scripts from Diablo 2 mod called D2NT that is used to install bots to game.
Software that open ntl file
NTL file extension - Diablo 2 mod D2NT script
What is ntl file? How to open ntl files?
File type specification:
The ntl file extension is associated with the Diablo 2, a role-playing computer game for Microsoft Windows and Mac OS X (macOS) operating system.
The ntl file stores script for mod called D2NT.
The default software associated to open ntl file:
Company or developer:
Blizzard Entertainment, Inc.
Diablo II is a dark fantasy hack and slash action computer game, developed and released by Blizzard in 2000. It is the sequel to highly successful Diablo game.
List of recommended software applications associated to the .ntl file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open ntl file, edit ntl file, convert ntl file, view ntl file, play ntl file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with ntl file - Diablo 2 mod D2NT script
Click on the software link for more information about Diablo II. Diablo II uses ntl file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).