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Bootstrap

Simple and flexible HTML, CSS, and JS for popular UI components and interactions subtitle

As Bootstrap is an open source project, you can find more open source alternatives and stats on LibHunt.
Pricing:
  • Open Source
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Top 12 Open-Source Alternatives to Bootstrap

Tailwind CSS Materialize CSS Bulma Foundation Semantic UI UIKit Material UI React React Native Skeleton CSS

Product categories

CSS Framework CSS Tools Design Tools Developer Tools Development Tools JS Library JavaScript Framework Javascript UI Libraries Libraries And Widgets React UI Website Design

Summary

The top open-source alternatives to Bootstrap are Tailwind CSS, Materialize CSS, and Bulma. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. Tailwind CSS Landing Page
    Tailwind CSS Landing Page
    1

    Tailwind CSS

    A utility-first CSS framework for rapidly building custom user interfaces.
    Pricing:
    • Open Source

    #Developer Tools #Design Tools #Website Design 867 social mentions

  2. Materialize CSS Landing Page
    Materialize CSS Landing Page
    2

    Materialize CSS

    A modern responsive front-end framework based on Material Design
    Pricing:
    • Open Source

    #CSS Framework #Development Tools #Design Tools 25 social mentions

  3. Bulma Landing Page
    Bulma Landing Page
    3

    Bulma

    Bulma is an open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.
    Pricing:
    • Open Source

    #CSS Framework #Development Tools #Design Tools 109 social mentions

  4. Foundation Landing Page
    Foundation Landing Page
    4

    Foundation

    The most advanced responsive front-end framework in the world
    Pricing:
    • Open Source

    #CSS Framework #Design Tools #Development Tools 18 social mentions

  5. Semantic UI Landing Page
    Semantic UI Landing Page
    5

    Semantic UI

    A UI Component library implemented using a set of specifications designed around natural language
    Pricing:
    • Open Source

    #CSS Framework #Design Tools #Development Tools 17 social mentions

  6. UIKit Landing Page
    UIKit Landing Page
    6

    UIKit

    A lightweight and modular front-end framework for developing fast and powerful web interfaces
    Pricing:
    • Open Source

    #CSS Framework #Development Tools #Design Tools 20 social mentions

  7. Material UI Landing Page
    Material UI Landing Page
    7

    Material UI

    A CSS Framework and a Set of React Components that Implement Google's Material Design
    Pricing:
    • Open Source

    #Design Tools #Development Tools #Developer Tools 75 social mentions

  8. React Landing Page
    React Landing Page
    8

    React

    A JavaScript library for building user interfaces
    Pricing:
    • Open Source

    #Javascript UI Libraries #JS Library #JavaScript Framework 775 social mentions

  9. React Native Landing Page
    React Native Landing Page
    9

    React Native

    A framework for building native apps with React
    Pricing:
    • Open Source

    #Development Tools #JavaScript Framework #Javascript UI Libraries 212 social mentions

  10. Skeleton CSS Landing Page
    Skeleton CSS Landing Page
    10

    Skeleton CSS

    A Beautiful Boilerplate for Responsive, Mobile-Friendly Development
    Pricing:
    • Open Source

    #CSS Framework #CSS Tools #Design Tools 17 social mentions

  11. Ant Design Landing Page
    Ant Design Landing Page
    11

    Ant Design

    An enterprise-class UI design language and React implementation with a set of high-quality React components, one of best React UI library for enterprises
    Pricing:
    • Open Source

    #Development Tools #Design Tools #UI 96 social mentions

  12. Purecss Landing Page
    Purecss Landing Page
    12

    Purecss

    A set of small, responsive CSS modules that you can use in every web project.
    Pricing:
    • Open Source

    #CSS Framework #Development Tools #Javascript UI Libraries 8 social mentions

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Generic Bootstrap discussion

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  1. Stan Bright avatar
    Stan Bright
    · 12 months ago
    · Reply

    Bootstrap is a great framework. I used to use it with every project. However, at some point it was very difficult to customize. So I slowly migrated to Bulma. Nowadays... I use mostly Tailwind.

    Note: the last version that I've used is 3.x, so things might have changed since then. I just checked and the latest version is 5.x.

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