Less VS Sass

Compare Less vs Sass and see what are their differences.


Leaner CSS, in your browser or Ruby (via less.js). (by cowboyd)


Sass makes CSS fun! (by sass)
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Less Sass
2 149
118 14,162
- 0.6%
0.0 8.1
over 5 years ago 4 days ago
Ruby TypeScript
- MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of Less. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-02-26.
  • CSS Deep
    2090 projects | dev.to | 26 Feb 2021
    mrkrupski/LESS-Dynamic-Stylesheet - A set of useful mixins for LESS, the CSS pre-processor: http://lesscss.org
  • Setting Up a JavaScript Build Process using Rollup
    8 projects | dev.to | 17 Feb 2021
    Now that we have addressed our scripts, we can focus on our styles. In this setup, we will look at the CSS preprocessor Less which lets us write CSS simpler, use variables and mixins. We can add it to the project with the following command:


Posts with mentions or reviews of Sass. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-09-24.

What are some alternatives?

When comparing Less and Sass you can also consider the following projects:

emotion - 👩‍🎤 CSS-in-JS library designed for high performance style composition

JSS - JSS is an authoring tool for CSS which uses JavaScript as a host language.

Tailwind CSS - A utility-first CSS framework for rapid UI development.

PostCSS - Transforming styles with JS plugins

craco - Create React App Configuration Override, an easy and comprehensible configuration layer for Create React App.

Less Rails - :-1: :train: Less.js For Rails

postcss-preset-env - Convert modern CSS into something browsers understand

Webpacker - Use Webpack to manage app-like JavaScript modules in Rails

esbuild - An extremely fast JavaScript and CSS bundler and minifier

Compass - Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

rollup-plugin-postcss - Seamless integration between Rollup and PostCSS.

Autoprefixer - Autoprefixer for Ruby and Ruby on Rails