Discover the most popular CSS frameworks used as a Bootstrap alternative based on GitHub rankings and the downloads.

Bootstrap is a strong front-end system used to make current sites and web applications.  It's open-source and allowed to utilize, yet includes various HTML and CSS layouts for UI interface components like fastens and structures. Bootstrap likewise underpins JavaScript augmentations.

With the help of this framework, you can create amazing front-end websites. Furthermore, designers can exploit CSS classes characterized in Bootstrap to additionally redo the presence of their substance. Bootstrap 4 and 5 become very popular among developers. Many of them suggests to learn bootstrap as a beginners.

Also, there are many alternatives that are at par or even better for some users (depending on their requirements) than Bootstrap. We at Coursesity, have curated some of the best alternatives to Bootstrap with the help of deep research and analysis.

Top 15 Bootstrap Alternatives

  1. Tailwind CSS
  2. Bulma
  3. Materialize
  4. Pure CSS
  5. UI Kit
  6. Material UI
  7. Spectre CSS
  8. Luxa CSS
  9. MUI
  10. Milligram
  11. Cirrus
  12. Metro 4 (Metro UI CSS)
  13. Foundation
  14. Cardinal CSS
  15. Skeleton CSS

1. Tailwind CSS

Tailwind is a CSS framework that prioritizes your utility first with classes like flex, pt-4, text-focus, and turns 90 that can be created to fabricate any plan, straightforwardly in your markup.

It is also profoundly adjustable because of it being worked around utility classes. Also, the Tailwind CSS IntelliSense extension for VS Code present here will prevent you from cramming things such as class names, etc.

It has exemplary top-notch CSS framework uphold, composable changes and angles controlled by CSS factors, uphold for current state selectors like center obvious, and tons more. One caveat is that it does not have any components by default.

Github Rating: 38.1K Stars

2. Bulma

Bulma is an open-source system that gives prepared to-utilize frontend parts that you can without much of a stretch join to fabricate responsive web interfaces. It is intensely propelled by Bootstrap and dependent on the cutting edge Flexible Box Module, as a rule, alluded to as flexbox.

It is a mobile-first framework that uses utility functions to calculate colors and other values. Bulma is actively maintained and has a tremendous determination of parts expected to code any sort of site.

One of the major cons of Bulma is that it is a pure CSS framework so JavaScript Plugins are missing and the flexbox present here is not for bidimensional layouts

But if you are someone who does not use any kind of JS plugins and only uses linear layouts then, Bulma can be considered as an all-around alternative to Bootstrap.

Github Rating: 42.9K Stars

3. Materialize

Materialize is a front-end framework based on Google's Material Design that incorporates custom components to provide default stylings. Furthermore, a solitary fundamental responsive framework across all stages takes into consideration a more bound together client experience.

Talking about Material Design, it is a design language that consolidates the exemplary standards of fruitful plan alongside advancement and innovation.

Moving towards its downsides, Materialize does not support the old versions of web browsers and sometimes, it doesn't deal with certain nestings of components appropriately, bringing about a bizarre look.

All in all, Materialize is a highly responsive framework that prevents you from performing coding from scratch.

Github Rating: 38.4K Stars

4. Pure

Pure is a very light CSS framework made with mobile in mind. It is built on Normalize.css and gives design and styling to local HTML components, in addition to the most well-known UI segments.

Pure is majorly used by minimalists as it is ludicrously small, a complete set of modules clocks in at 3.7KB* minified and gzipped. With the help of its grids and menus, you can effectively make wonderful responsive designs for all screen sizes.

The main USP of this framework is without a doubt its minimalism and small size. The only caveat is that there is only a predetermined set of templates and designs.

Github Rating: 21.6K Stars

5. UI Kit

UIKit is a modular front-end framework built with the aim of developing quick and incredible web interfaces. You can use it with HTML or JavaScript as per your wish. Here, you have compatibility for right-to-left languages with an in-built library. You can easily use this structure for designing your web layouts.

Talking about pros, this framework has many UI components even if compared to Bootstrap. It also contains oddity segments like Totop, Thumbnav, and so forth. So, looking at the resources, you can say that this framework is an ideal alternative to Bootstrap.

One thing you should remember is that it has a lot of open issues on GitHub so we can say that as of now, UIKit is not that polished to use for a high-level application.

Github Rating: 16.7K Stars

6. Material UI

Material UI is a highly customizable React UI framework solely for React components for faster and easier web development. Each customization is done in a JavaScript climate, even the styling, utilizing the methodology of CSS-in-JS, extremely normal in React applications.

One of the highlighting features of this framework is that it is based on Google's Material Design with a variety of reusable segments that can be incorporated depending on the situation.

One of the major cons that Material UI has will be its limitation to only React-based components. Other than that, it also uses CSS-in-JS (a technique of writing CSS styling in JavaScript).

If you are someone who is only limited to React-based applications then Material UI can be an alternative to Bootstrap for you.

Github Rating: 66K Stars

7. Spectre CSS

Spectre is a modern CSS framework extensively used for an extensible turn of events. It gives essential styles to typography and components, flexbox-based responsive format framework, unadulterated CSS parts, and utilities with the best work on coding and reliable plan language.

Its highlighting features are flexbox, quick reaction, and mobile-friendly. Spectre also consists of a plethora of components such as avatars, chips, cards, modals, navigation, toasts, badges, etc. All in all, you can use Spectre CSS as an alternative to Bootstrap.

Github Rating: 24K Stars

8. Luxa CSS

Luxa CSS framework is what you can call a minimalist's choice as it is very lightweight and can be effortlessly executed in any advancement setting. Built from scratch from Sass and JavaScript, Luxa consists of a simple modifier system, like .has-dflex and simple class names like .lx-btn or .lx-row.

If you are someone who wants to use a CSS framework for very light and minimal use in any development context then, you can consider Luxa as a very credible choice.

9. MUI

MUI is a lightweight CSS framework which incorporates all the essential code to utilize MUI segments on the web and over email. Likewise, it is additionally dealing with React and WebComponents libraries to give engineers greater adaptability on the web.

It is an open-source structure majorly influenced by Polymer, Bootstrap, and Ink. The Grid layout present here also makes mobile development very much easier. The main USP of this framework will be its no external dependencies and responsiveness.

Github Rating: 4.4K Stars

10. Milligram

Milligram is a mobile-friendly framework that was developed with the aim of having better execution and higher efficiency with fewer properties to reset bringing about cleaner code.

One of the highlighting features of this framework will be its use of the CSS Flexible Box Layout Module standard which makes working in a grid very much simpler when compared to its other counterparts.

Milligram is compatible with a variety of web browsers such as Chrome, Safari, Firefox, etc. One caveat is that since it is not designed to work on the older versions, you have to use the latest versions for smooth sailing.

Github Rating: 9.2K Stars

11. Cirrus

Circuss is what you can call a modular, responsive, and part-driven SCSS structure pointed toward bringing excellent, bother-free styling. The main aim of this system is to help any developer model their thoughts as fast as conceivable with an enormous assortment of segments.

Talking about its extensive suite of components, Cirrus not only just provides base styles for its page layouts but also for its variety of different components. It works immediately with insignificant styling. From that point, add parts and change utilizing utility classes to make it really your own.

Also, it is completely up to you if you want to use choose between grid and flexbox. Cirrus likewise accompanies a wide range of classes that assist you with developing delightful-looking parts rapidly without concocting your own plan.

12. Metro 4 (Metro UI CSS)

Metro 4 is a front-end open-source framework that accompanies a JS library called M4Q that is fundamentally a substitute for jQuery and whereupon numerous JS-based functionalities are fabricated.

With this framework, you can design a plethora of web layouts as it contains well over 100 user interface components and 500+ built-in icons. Metro 4 can easily be considered as an alternative to Bootstrap because of these features.

The only caveat being that, this framework has opposition to the skeuomorphic approach which results in applications using this approach totally losing their appeal.

Github Rating: 6.7K Stars

13. Foundation

Foundation is what you can call a highly responsive and detailed network of front-end frameworks that make it simple to plan wonderful responsive sites, applications, and messages that look astounding on any gadget.

Foundation is semantic, coherent, adaptable, and totally adjustable. You can start by simply designing for small devices and then layer by layer you can increase the complexity with this structure for a complete and responsive design.

Talking about pros, Foundation has support for right-to-left languages and is Ruby on Rails friendly. Furthermore, you can easily customize it to match your specific requirements or needs.

Moving towards its flaws, since, Foundation is a very detailed network of a front-end framework, using it also requires deep knowledge and persistence also, it uses an opinionated CSS preprocessor (Sass).

Github Rating: 29K Stars

14. Cardinal CSS

Cardinal is a particular CSS framework that is built by keeping execution and adaptability in mind. This structure makes it simple for front-end web engineers to model, form, scale, and keep up CSS for responsive sites, UIs, and applications.

One of the highlighting features of Cardinal is that the framework leaves the planning and innovativeness of your project up to you. It holds its promise by discarding numerous tasteful plan choices that frequently impede other CSS systems (which are regularly UI toolbox, not structures).

Cardinal extends support for all of the major web browsers such as Google Chrome, Safari, Android, and Mozilla Firefox. Also, it is extremely simple to scale the current codebases as your project develops.

The most significant con about this structure is that it is not being maintained.

15. Skeleton CSS

If you are someone who wants to use a handful of standard HTML elements for a small project. There's a high chance that you will like Skeleton. As it is an assortment of standard CSS records, intended to be a beginning stage, not a full-blown UI structure.

It utilizes media questions to serve its versatile network yet in addition has a rundown of inquiries for the accommodation of styling your site across gadgets. One of its major pros over Bootstrap is that it is a very lightweight framework consisting of only over 200 lines in its source code.

The significant con about this structure is that it is not, at this point kept up and the site of Skeleton is also not secure as of now. Other than that, it additionally utilizes obsolete markup for format (skims, clearfix, and so forth).

Github Rating: 18.1K Stars

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