TailwindCSS is a customizable, low-level CSS framework for building modern, responsive designs using utility classes directly within HTML.

A TailwindCSS extension or plugin enhances the Tailwind CSS framework by adding new features, utilities, components, and customizations, thereby increasing its flexibility and versatility.

50 Open-source Free TailwindCSS Plugins To Boost Your Design
Tailwind is a utility-first CSS framework that provides a set of pre-defined CSS classes, making it easy to create responsive and customizable UI components. Tailwind Packages are pre-built sets of styles and components that are designed to work with Tailwind CSS, making it easier to build complex interfaces quickly. Tailwind

1. Tailwind Typography

The official Tailwind CSS Typography plugin offers 'prose' classes for enhancing the typographic defaults of uncontrolled vanilla HTML, such as HTML rendered from Markdown or sourced from a CMS.

Install

Install from NPM

npm install -D @tailwindcss/typography

Then add the plugin to your tailwind.config.js file:

/** @type {import('tailwindcss').Config} */
module.exports = {
  theme: {
    // ...
  },
  plugins: [
    require('@tailwindcss/typography'),
    // ...
  ],
}

How to use?

Now you can use the prose classes to add sensible typography styles to any vanilla HTML:

<article class="prose lg:prose-xl">
  <h1>Garlic bread with cheese: What the science tells us</h1>
  <p>
    For years parents have espoused the health benefits of eating garlic bread with cheese to their
    children, with the food earning such an iconic status in our culture that kids will often dress
    up as warm, cheesy loaf for Halloween.
  </p>
  <p>
    But a recent study shows that the celebrated appetizer may be linked to a series of rabies cases
    springing up around the country.
  </p>
  <!-- ... -->
</article>
GitHub - tailwindlabs/tailwindcss-typography: Beautiful typographic defaults for HTML you don’t control.
Beautiful typographic defaults for HTML you don’t control. - tailwindlabs/tailwindcss-typography
GitHub - tailwindlabs/tailwindcss-typography: Beautiful typographic defaults for HTML you don’t control.
Beautiful typographic defaults for HTML you don’t control. - tailwindlabs/tailwindcss-typography

2. Tailwind Forms

Tailwind Forms is a an open-source free plugin that provides a basic reset for form styles that makes form elements easy to override with utilities.

Install

npm install -D @tailwindcss/forms

Add to tailwind.config.js

// tailwind.config.js
module.exports = {
  theme: {
    // ...
  },
  plugins: [
    require('@tailwindcss/forms'),
    // ...
  ],
}
@tailwindcss/forms examples
GitHub - tailwindlabs/tailwindcss-forms: A plugin that provides a basic reset for form styles that makes form elements easy to override with utilities.
A plugin that provides a basic reset for form styles that makes form elements easy to override with utilities. - tailwindlabs/tailwindcss-forms

3. Tailwind Nightwind

Nightwind, an open-source tool for Tailwind, automatically generates dark mode versions of Tailwind color classes. For instance, a class like 'bg-red-600' would switch to 'bg-red-300' in dark mode. It manages transitions through a fixed 'nightwind' class and toggles a 'dark' class on a top-level DOM element.

Nightwind
An automatic, overridable, customisable Tailwind dark mode plugin.
GitHub - jjranalli/nightwind: An automatic, customisable, overridable Tailwind dark mode plugin
An automatic, customisable, overridable Tailwind dark mode plugin - jjranalli/nightwind

4. Tailwind Prettier

Tailwind is a Prettier plugin for Tailwind CSS v3.0+ that automatically sorts classes based on the recommended class order.

GitHub - tailwindlabs/prettier-plugin-tailwindcss: A Prettier plugin for Tailwind CSS that automatically sorts classes based on our recommended class order.
A Prettier plugin for Tailwind CSS that automatically sorts classes based on our recommended class order. - tailwindlabs/prettier-plugin-tailwindcss

5. Tailwind Tooltip

Tailwindcss-tooltips offers very simple CSS-only tooltips for Tailwind CSS, with a demo available at https://play.tailwindcss.com/2eBipAu8Bt.

GitHub - cosbgn/tailwindcss-tooltips: Very simple css only tooltips for Tailwind css
Very simple css only tooltips for Tailwind css. Contribute to cosbgn/tailwindcss-tooltips development by creating an account on GitHub.

6. Tailwind Autofill

TailwindCSS offers a variant to style autocompleted form fields.

GitHub - phuctm97/tailwindcss-autofill: 🎨 TailwindCSS variant to style autocompleted form fields.
🎨 TailwindCSS variant to style autocompleted form fields. - phuctm97/tailwindcss-autofill

7. Preline UI

Preline UI is an open-source set of prebuilt UI components based on the Tailwind CSS framework, offering elements like buttons, dropdowns, navigation bars, modals, and more for quick design and customization of responsive mobile-first websites.

GitHub - htmlstreamofficial/preline: Preline UI is an open-source set of prebuilt UI components based on the utility-first Tailwind CSS framework.
Preline UI is an open-source set of prebuilt UI components based on the utility-first Tailwind CSS framework. - htmlstreamofficial/preline

8. Tailwind Highlights

The Tailwind Highlight.js Plugin allows you to incorporate highlight.js themes directly into your Tailwind CSS build.

GitHub - GeoffSelby/tailwind-highlightjs: Bake highlight.js themes directly into your Tailwind Css build.
Bake highlight.js themes directly into your Tailwind Css build. - GeoffSelby/tailwind-highlightjs

9. Tailwind Scrollbar

Tailwind-scrollbar is a plugin for Tailwind CSS that provides styling utilities for scrollbars with cross-browser support.

GitHub - adoxography/tailwind-scrollbar: Scrollbar plugin for Tailwind CSS
Scrollbar plugin for Tailwind CSS. Contribute to adoxography/tailwind-scrollbar development by creating an account on GitHub.

10. Tailwind RTL

Internationalization in Semitic languages requires mirroring the layout horizontally, which can be achieved with the tailwindcss-rtl plugin. This plugin allows for both RTL and LTR support within the same style.

GitHub - 20lives/tailwindcss-rtl: Enabling bidirectional support on tailwindcss framework
Enabling bidirectional support on tailwindcss framework - 20lives/tailwindcss-rtl

11. Tailwind Scrollbar Hide

Tailwind-scrollbar-hide is a Tailwind plugin that hides scrollbars, but still allows scrolling if the content of the element overflows.

GitHub - reslear/tailwind-scrollbar-hide: tailwindcss plugin for hide scrollbar
tailwindcss plugin for hide scrollbar. Contribute to reslear/tailwind-scrollbar-hide development by creating an account on GitHub.

12. Tailwind 3D Plugin

The 3D Plugin for Tailwind CSS adds three-dimensional transform utilities and animations to TailwindCSS projects.

Unlike Tailwind's default two-dimensional transforms, this plugin supports the "z" axis and extends bounce and spin animations to operate in multiple directions.

It uses newer CSS properties like rotate, translate, and scale, offering more possibilities for utility class and animation combinations.

GitHub - sambauers/tailwindcss-3d: Add 3D transforms to your TailwindCSS project
Add 3D transforms to your TailwindCSS project. Contribute to sambauers/tailwindcss-3d development by creating an account on GitHub.

13. Tailwind CSS Theme Variants

Tailwind CSS plugin offers theming variants beyond just light and dark modes. It supports media queries, CSS selectors, responsive variants, and allows for multiple themes. It also provides fallback options for certain themes when no other one could become active.

GitHub - JNavith/tailwindcss-theme-variants: Media-query- or JavaScript-based theme variants with fallback for Tailwind CSS
Media-query- or JavaScript-based theme variants with fallback for Tailwind CSS - JNavith/tailwindcss-theme-variants

14. Tailwind CSS Multi Theme

Tailwind CSS Multi Theme is a user-friendly plugin that doesn't require extensive knowledge beyond creating a simple page with default Tailwind.

GitHub - estevanmaito/tailwindcss-multi-theme: 🎨 The easiest way to create themes with Tailwind CSS.
🎨 The easiest way to create themes with Tailwind CSS. - estevanmaito/tailwindcss-multi-theme

15. Gradients Plugin for Tailwind CSS

The plugin requires Tailwind CSS 1.2 or later and is used to generate gradient background utilities. If using an older version of Tailwind, install the latest 2.x version of the plugin.

GitHub - benface/tailwindcss-gradients: Tailwind CSS plugin to generate gradient background utilities
Tailwind CSS plugin to generate gradient background utilities - benface/tailwindcss-gradients