PSPad

"PSPad is a freeware programmer's editor for Microsoft Windows operating systems, useful for people who:

• work with various programming environments
• like highlighted syntax in their source code
• need a small tool with simple controls and the capabilities of a mighty code editor
• are looking for a tool that handles plain text
• want to save time - PSPad offers rich text formating functions
• need a tool that offers user extension capabilities
• want to save money and still have the functionality of professional products because PSPad is free for commercial and government purposes too"

Updated to v5.5.2

Home Page
https://www.pspad.com/en/

What's New
https://www.pspad.com/en/whatsnew.htm