Top 18 Free CSS3 Resources To Build Fast Lightweight Websites

This page summarizes the projects mentioned and recommended in the original post on

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  • Sass

    Sass makes CSS fun!

    5. SCSS (Sassy CSS)

  • less.js

    Less. The dynamic stylesheet language.

    4. LESS (Leaner Style Sheets)

  • Appwrite

    Appwrite - The Open Source Firebase alternative introduces iOS support. Appwrite is an open source backend server that helps you build native iOS applications much faster with realtime APIs for authentication, databases, files storage, cloud functions and much more!

  • UI kit

    A lightweight and modular front-end framework for developing fast and powerful web interfaces

    3. UIKit

  • Bootstrap

    The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

    1. Bootstrap

  • Base

    Base - A Rock Solid, Responsive CSS Framework built to work on all devices big, small and in-between.

    14. Base

  • foundation-rails

    Foundation for Rails

    2. Foundation

  • Toast

    🍞 A highly-customizable, responsive (S)CSS grid

    6. Toast


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  • Bulma

    Modern CSS framework based on Flexbox

    8. Bulma

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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