CSS tools are essential for web developers because they act like a sort of magic lamp that can simplify the job at hand. Web designers and developers are constantly looking for ways to decrease the time required to design or to develop a website. CSS tools help developers in numbers of ways and let them create stylish, functional and optimized websites. Here is the collection of around 20 helpful CSS tools and generators that every developer should know about. I just hope you will find some relief in this list as well! Enjoy your time and test these tools for best results!
1. My CSS Menu
My CSS Menu provides the average webmaster with tools to create custom, cross browser compatible css menu.

2. Color Scheme Designer
This tool provides colors in the form of a color wheel with different variations such as mono, complement, triad, tetrad, analogic and accented analogic.

3. Code Beautifier
Code Beautifier CSS Formatted and Optimizer – Online CSS parser and Optimizer.

4. Ultimate CSS Gradient Generator
It is a CSS gradient editor and generator that lets you create CSS gradients having cross-browser support.

5. Simple CSS
Simple CSS allows you to easily create Cascading Style Sheets from scratch, and/or modify existing ones, using a familiar point-and-click interface.

6. CSS Layout Generator
This CSS Layout Generator by CSS Creator will assist you in producing your personal website’s template by means of compelling HTML and CSS.

7. CSS Validator
The W3C CSS Validation Service is a free software created by the W3C to help Web designers and Web developers check Cascading Style Sheets (CSS).

8. CSS Color Codes
This tool offers two options for furnishing the hexadecimal and RGB color codes.

9. Sky CSS Tool
Sky CSS allows you to create CSS classes almost without using manuscript code.

10. The 1KB CSS Grid
This is a brand new procure on the CSS grid that aims to be light weighted.

11. Gradient Image Maker
Gradient images are used everywhere in web page design, ie, as the background of form buttons, DIVs, to act as shadows and other interesting visual effects etc.

12. Variable Grid System
The variable grid system is a quick way to generate an underlying CSS grid for your site. The CSS generated file is based on the 960 Grid System.

13. Templatr
It is a template generator that lets you create beautiful templates for your blog and web design without requiring any HTML and CSS knowledge.

14. Free CSS Template Code Generator
This HTML – CSS template generator yields a three column layout without using any Tables.

15. CSS Grid Calculator
Use the CSS Grid Calculator to quickly visualize page layout and draw grids in a variety of ways.

16. YAML Builder
This YAML Builder is designed to increase the growth of CSS layouts that are based on YAML.

17. CSS Menu Builder
Choose from our 300+ horizontal menus, our 700+ vertical menus combinations and our breadcrumb menus that consist of more than 200+ combinations.

18. Blueprint Grid CSS Generator
With this tool, you can generate more flexible versions of Blueprint’s grid.cs and compressed.css and grid.png files.

19. XHTML/CSS Markup Generator
Markup Generator is a simple tool created for xhtml/css coders that are tired of writing boring frame code at the very beginning of slicing work.

20. Button Maker Online
With this tool you can now create XHTML applicable micro buttons (80×15). You can also generate larger 88×31 buttons.

While compiling this list, it’s always a possibility that I missed some other great resources. Feel free to share it with us.