Notepad++ is a free source code editor and Notepad replacement that supports several languages.
Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features.
Bluefish is a powerful editor targeted towards programmers and webdesigners, with many options to write websites, scripts and programming code. Bluefish supports many programming and markup languages, and it focuses on editing dynamic and interactive websites.
Notepad3 is a fast and light-weight Scintilla-based text editor with syntax highlighting. It has a small memory footprint, but is powerful enough to handle most programming jobs.
Most simple text editor. Just plain text, saves in .txt format. Not available for download; bundled with all versions of Windows.
wxHexEditor is an open source cross-platform disk/sector/file hex editor written in C++ with a wxWidgets-based user interface.
The project seems no longer developed since 2020. Last version, 0.24, released in December 2017, can be still downloaded from SourceForge and GitHub
SciTE is a SCIntilla based Text Editor. Originally built to demonstrate Scintilla, it has grown to be a generally useful editor with facilities for building and running programs. It is best used for jobs with simple configurations - I use it for building test and demonstration...This app doesn't have any features at the moment.
wxMEdit is a cross-platform text and hex editor, derived from MadEdit . It adds automatic updates, bookmarks, selecting lines with a tripple click, a FreeBASIC syntax file, more supported encodings (L1, CP850, CP437 etc, KOI8, UTF-x), better...