Notepad++ is a free (as in "free speech" and also as in "free beer") source code editor and Notepad replacement that supports several languages. Running in the MS Windows environment, its use is governed by GPL License.
Notepad++ is a tool in the Text Editor category of a tech stack.
172 companies use Notepad++ including Jitbit, Implisit, and Pronto Ischia.
Here are some stack decisions and reviews by companies and developers who chose Notepad++ in their tech stack.
When some regex or hardly scriptable but pattern-type problem occurs, I always go to notepad++. Also nice for file inspection (like image-meta). Notepad++