Bootstrap vs Layui
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
Open source · MIT
A free front-end toolkit of ready-made CSS and JavaScript for building responsive websites.
Open source · MIT
A free, open-source UI component library for building web pages with plain HTML, CSS and JavaScript.
The short answer
Choose Bootstrap if you need…
- Developers building responsive websites or web app interfaces quickly
- Teams that want a common design system with ready-made components
- Developers who prefer installing via npm, yarn, Bun, or a direct download
- Projects that need both LTR and RTL layouts, since the README says CSS supports both
Choose Layui if you need…
- Developers maintaining existing sites or admin panels built on Layui
- Non-front-end developers who want UI components without learning a framework
- Small projects that prefer plain browser-native code
- Teams that already use Layui 2.x in production
Side-by-side
| Bootstrap | Layui | |
|---|---|---|
| Type | Library | Library |
| Price | Free and open source | Free and open source |
| Licence | MIT | MIT |
| GitHub stars | 175k | 30.6k |
| Setup difficulty | Beginner | Beginner |
| How you get it | Install with a package manager | See the README |
| Main language | MDX | JavaScript |
| Last code update | 4 days ago | 4 days ago |
What each one is
Bootstrap
Bootstrap is a collection of HTML, CSS, and JavaScript code that gives web pages a consistent look and layout that adapts to different screen sizes. It is used by web developers who want to build interfaces faster instead of writing styles and interactive components from scratch. The README describes it as a front-end framework and points to a documentation site for details.
Layui
Layui is a set of ready-made user interface components for websites, such as buttons, forms, tables and pop-up windows. It follows a plain approach: you write standard HTML, CSS and JavaScript for browsers, without a build system or a specific framework. The README says it was built to lower the barrier for people who are not front-end specialists to create complex web interfaces.
Best for
Bootstrap
- Developers building responsive websites or web app interfaces quickly
- Teams that want a common design system with ready-made components
- Developers who prefer installing via npm, yarn, Bun, or a direct download
- Projects that need both LTR and RTL layouts, since the README says CSS supports both
Layui
- Developers maintaining existing sites or admin panels built on Layui
- Non-front-end developers who want UI components without learning a framework
- Small projects that prefer plain browser-native code
- Teams that already use Layui 2.x in production
Strengths
Bootstrap
- Widely used, with the README reporting about 175,000 stars on GitHub
- Provides both compiled and minified CSS and JS files plus source maps for debugging
- Released under the MIT license, which permits commercial use
Layui
- Free and MIT-licensed, so it can be used in commercial projects under that license
- Works with plain HTML, CSS and JavaScript, with no framework required
- Long history since 2016 and active releases, with the latest version listed as v2.13.9
Not ideal for
Bootstrap
- Projects that want a highly custom visual identity without a default look, since the framework provides a recognizable base style
- Developers who need the latest stable release today, since the default branch is for Bootstrap 6 alpha development and the README directs Bootstrap 5 users to the v5-dev branch
- Non-developers looking for a no-code website builder, since it requires editing HTML and CSS
Layui
- Teams starting a new large single-page app: the README says Layui 3 is still in development, and the README does not describe a React, Vue or similar integration
- Projects that need a modern component ecosystem: the README does not compare its component depth or accessibility with other libraries
Trade-offs
Bootstrap
- The default branch is currently a Bootstrap 6 alpha, so the README's quick start pins a pre-release version (6.0.0-alpha.1)
- The README does not describe component details in depth; it points to external documentation for that
Layui
- Layui 3 is listed as in development, so the current line is version 2
- The README is mostly a project history and does not give detailed feature or browser support information
Getting started
Bootstrap
Install with npm (pre-release version shown in README)
npm install bootstrap@6.0.0-alpha.1Clone the repository
git clone https://github.com/twbs/bootstrap.gitLayui
Clone the repository
git clone https://github.com/layui/layui.gitFrequently asked questions
What is the difference between Bootstrap and Layui?
Bootstrap: A free front-end toolkit of ready-made CSS and JavaScript for building responsive websites. Layui: A free, open-source UI component library for building web pages with plain HTML, CSS and JavaScript. Bootstrap suits developers building responsive websites or web app interfaces quickly, while Layui suits developers maintaining existing sites or admin panels built on layui.
Are Bootstrap and Layui free?
Bootstrap: Free and open source. Layui: Free and open source.
Is Bootstrap or Layui more popular?
Bootstrap has more GitHub stars (175k) than Layui (30.6k). Popularity isn't the same as fit — check which one matches your use case above.
What are other alternatives to Bootstrap and Layui?
Other options people compare them with include Tailwind CSS, Bulma, Materialize, Tabler, NES.css.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.