TweakStyle is described as 'An IDE tailor-made for web design and frontend development' and is a Text Editor in the development category. There are more than 50 alternatives to TweakStyle for a variety of platforms, including Windows, Linux, Mac, BSD and Electron / Atom Shell. The best alternative is Visual Studio Code, which is free. Other great apps like TweakStyle are Notepad++, Atom, Sublime Text and Vim.
TweakStyle is mainly a Text Editor but alternatives to it may also be Code Editors or IDEs. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of TweakStyle.
Visual Studio 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.
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.
Pinegrow is a Mac, Windows and Linux web editor that lets you build responsive websites faster with live multi-page editing, CSS & SASS styling, CSS Grid editor and smart components for Bootstrap, Foundation and WordPress.