Version Latest
Rapid CSS Editor v2025 18.0
Requirements
Windows 10 / Windows 11 / Windows 7 / Windows 8 / Windows XP
Size
100.78 MB

Rapid CSS Editor allows you to easily develop, design, and edit modern CSS-based websites. Write the CSS code yourself or let the style sheet editor do it for you! It is simple because of the several useful tools, including auto-complete, code inspector, CSS checker, and quick built-in multi-browser preview. Rapid CSS Editor was created to save you time and make your job easier. 

Writing code is simple thanks to a slew of smart features such as auto-complete, code inspector, CSS validation, seamless interaction with an AI assistant, and an instant built-in multi-browser preview. 

Features & Highlights 

Built-in AI helper - new! 
Generate, alter, and optimize code automatically; handle coding problems. 

Quick and light. 
It loads considerably faster than any other CSS editor or IDE with comparable functionality. 

Syntax highlighting is powerful and supports HTML, CSS, LESS, SASS, JavaScript, PHP, XML, ASP, Perl, and more. 

Code Intelligence 
Numerous clever HTML and CSS code completion, navigation, and suggestion features. 

Smart code reuse 
Code snippet collection and templates with assignable shortcuts. 

HTML5 and CSS3 support is available, and coding features align with current standards. 

Direct FTP, SFTP, or FTPS 
Edit immediately on your web server, or publish local development copy modifications with a single click. 

Mobile web development 
Media queries, viewport helper, and screen-size preview 

Advanced Search and Replace 
Quick search, detailed search, file search, regular expression support, detailed results, and more! 

CSS tools are powerful. 
Compatibility Watch, Prefixer, Shadow Assistant, Box Assistant, Web Font Assistant, and Much More 

Browser preview. 
Integrated multi-browser preview, split-screen mode, screen-size testing, and XRay 

Powerful color picker 
Advanced color picker for project color management. 

Integrated validation 
CSS, spell-checker, W3 HTML, and CSS validator 

30 uses the trial version.