Notepad++

https://notepad-plus-plus.org/

Developer: Don Ho
Description: A free, open-source source code editor and Notepad replacement that supports numerous programming languages. Written in C++ using the Scintilla editing component and Win32 API for optimal performance and small file size. Features include syntax highlighting for 78+ languages, tabbed document interface, auto-completion, code folding, macro recording, plugin support (140+ plugins available), multiple view modes, powerful search and replace with regular expressions, and support for various character encodings. Notepad++ emphasizes being environmentally friendly by reducing CPU usage and power consumption.