Poly Edit Lite is described as 'PolyEdit Lite is a multipurpose word processor and text editor for Microsoft Windows. It is fast, small, and easy-to-use' and is an app in the Development category. There are more than 50 alternatives to Poly Edit Lite for a variety of platforms, including Windows, Mac, Linux, BSD and PortableApps.com. The best alternative is Visual Studio Code, which is free. Other great apps like Poly Edit Lite are Notepad++ (Free, Open Source), Vim (Free, Open Source), VSCodium (Free, Open Source) and Geany (Free, Open Source).
Acme is a powerful text editor, development environment and textual-user-interface platform developed by Rob Pike originally for Plan 9 from Bell Labs research operating system, and now has ports available for all major platforms.
BabelPad is a free Unicode text editor for Windows that supports the proper rendering of most complex scripts, and allows you to assign different fonts to different scripts in order to facilitate multi-script text editing.
4coder is a minimalist, cross platform, programmable, code editing environment, catering to the needs of low level programmers. It allows you to use one work flow across Windows, Linux, and Mac (with the exception of your debugger... for now.).
vy is a modal editor with a very modular architecture. vy is built on top of Tkinter which is one of the most productive graphical toolkits; It permits vy to have such a great programming interface for plugins.
Tilde is a text editor for the console/terminal, which provides an intuitive interface for people accustomed to GUI environments such as Gnome, KDE and Windows. Example: copy current selection is Control-C; paste previously copied text is Control-V.
use your Browser as your Notepad, take notes while you are browsing. From now on for notepad, you don't have to go anywhere, convert your browser into your favorite notepad. Customize it as you like it. TabNote is free and offline.