Textosaurus is described as 'Features UI: - cross-platform look & feel, - configurable toolbar - changeable icon themes and styles, - main window remembers its location and size, - hideable toolbar and statusbar, - simple interface, - movable dock sidebars: - "Output" sidebar - can' and is an app in the Development category. There are more than 25 alternatives to Textosaurus for a variety of platforms, including Windows, Linux, Mac, BSD and PortableApps.com. The best alternative is Visual Studio Code, which is free. Other great apps like Textosaurus are Notepad++ (Free, Open Source), Atom (Free, Open Source), Sublime Text (Free Personal) and Vim (Free, Open Source).
VS Code is more than just a code editor, it provides the tools and extensions to compile, debug, compare, refactor, and even manage code repositories all within a highly-customised development environment.
The Kate project develops two main products: KatePart, the advanced editor component which is used in numerous KDE applications requiring a text editing component, and Kate, a MDI text editor application.
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.