# tailwind-animations for Tailwind CSS 4 Projects

> tailwind-animations is a CSS plugin that adds entrance, timeline, and scroll-mask utilities to Tailwind CSS 4. It fits frontend projects that want animation controls in markup without a separate JavaScript animation layer.

**midudev/tailwind-animations** — Easy peasy animations for your Tailwind project

- Repository: https://github.com/midudev/tailwind-animations
- Website: https://tailwind-animations.com
- Stars: 1,535 · Forks: 113
- Language: Astro
- License: MIT
- Published: 2026-10-16 · Updated: 2026-10-16 · Language: en
- Canonical page: https://hysenlabs.com/projects/midudev-tailwind-animations

## What tailwind-animations Adds to Tailwind CSS

tailwind-animations addresses a small but repeated frontend problem: developers need common animation effects while keeping their markup readable and avoiding a separate JavaScript dependency for basic motion. The package is aimed at Tailwind CSS users who already organize a site through utility classes. Its purpose is narrower than a full animation framework. The README describes animations as Tailwind classes, and the package metadata identifies it as a Tailwind CSS plugin with animation-related keywords.

The package supports ordinary entrance effects such as fading and sliding, timing utilities for delay and duration, view timeline utilities, and CSS-only scroll masks. This makes it relevant to marketing pages, content sites, dashboards, and landing pages where motion is part of presentation but does not require application state management. The package does not document interactive gesture handling, physics, collision detection, or a JavaScript animation scheduler. Those omissions matter when an application needs user-controlled sequences or complex runtime behavior.

The repository is not archived, and the last push was on 2026-09-30. It has no GitHub releases listed. The package version in `package.json` is `1.0.2`, but the absence of GitHub releases means release history is not documented through that repository surface. The MIT license permits use, modification, distribution, and combination under its conditions, although project operators still need to preserve the license and copyright notice where required.

## The CSS Import and Tailwind CSS 4 Boundary

The package exposes its stylesheet through the root export in `package.json`. The `exports` map sends both `.` and `./index.css` to `./src/index.css`, and the `files` field limits the published package to `src`. This indicates that adoption is based on importing CSS into a Tailwind project rather than importing a JavaScript runtime.

The documented setup for Tailwind CSS 4 imports both Tailwind itself and the plugin from the project's global stylesheet:

```css
/* globals.css (for Tailwind CSS 4.*) */
@import 'tailwindcss';
@import 'tailwind-animations';
```

The first import establishes Tailwind CSS, and the second makes the plugin's utilities available to the build. The `peerDependencies` entry requires `tailwindcss` version `4`, so installation in an older Tailwind major version is outside the package's documented compatibility target. This is a meaningful constraint for teams migrating from Tailwind CSS 3 or maintaining a mixed monorepo. The README does not document a Tailwind CSS 3 installation path.

Because the package is CSS-first, the integration point is the stylesheet pipeline. The repository includes Tailwind, PostCSS, Astro, and TypeScript-related development dependencies, but those are repository tooling entries. They do not by themselves mean that a consuming project must use Astro. The package metadata identifies CSS as its published style and exports, while the primary repository language is Astro.

## Basic Animation Classes and Timing Controls

The first useful entry point is the `animate-*` family shown in the README. A basic fade uses `animate-fade-in`, while a directional entrance combines an animation class with timing utilities. The documented example shows a slide from the bottom, a delay of 300 milliseconds, and a slow duration:

```html
<div class="animate-fade-in">
  Fade in box
</div>

<div class="animate-slide-in-bottom animate-delay-300 animate-duration-slow">
  Slow animation after 300ms to slide in from bottom
</div>
```

This approach keeps animation selection and timing in the same class list as layout and typography utilities. It is convenient when the design system is class-driven and the effects are fixed. A developer can change an effect by replacing an `animate-*` class rather than editing a separate animation definition.

The timing classes are still declarative controls. The README does not specify the complete set of supported animation names, duration values, delay values, easing options, or reduced-motion behavior. It also does not provide a configuration API for registering new keyframes. The website and playground are the documented places for more information, but the README itself does not enumerate every utility. Teams that need an exact motion token library should inspect the installed stylesheet and verify the generated classes before standardizing them.

## View Timeline Utilities for Scrolled Content

The plugin also includes utilities that connect animation progress to an element's position in the viewport. The README names `view-animate-single` and the arbitrary form `view-animate-[animation]`. Its larger example combines a custom animation name, `animate-zoom-in`, and a range utility, `animate-range-[entry_10%_contain_25%]`.

This mechanism differs from an entrance animation that begins when markup is rendered. A view timeline animation is tied to a named CSS timeline and a configured range, so the animation state can change as the element enters and moves through the viewport. That is useful for long articles where a visual element should react while the reader scrolls.

The documented example is:

```html
<div
  class="w-72 h-52 m-[0_auto] bg-[deeppink] view-animate-[--subjectReveal] animate-zoom-in animate-range-[entry_10%_contain_25%]">
</div>
```

The classes define the element's dimensions and position, assign a background, select a custom view animation name, apply zoom-in, and specify the relevant timeline range. The README does not document how `--subjectReveal` is defined in that example, nor does it explain the full set of accepted ranges. The installation requirement is therefore not complete on its own for a team creating a custom timeline animation from scratch. The repository's stylesheet and website should be checked for the supported syntax.

The feature also carries browser compatibility risk. The README does not state a browser matrix, so support should be checked against the browsers required by the consuming site.

## Scroll Masks and Browser-Dependent CSS Features

Scroll masks are the package's clearest example of a CSS-only enhancement. The README says the edges of a scroll container fade according to scroll position using `animation-timeline: scroll()` together with `mask-image`, with no JavaScript. The documented utilities cover all four edges, single edges, axis-specific masks, and custom opaque stops.

A vertical list can use `scroll-mask-y`, while a horizontal flex container can use `scroll-mask-x`:

```html
<ul class="scroll-mask-y max-h-64 overflow-y-auto">…</ul>
<div class="scroll-mask-x flex overflow-x-auto">…</div>
```

Single-edge variants include `scroll-mask-b-from-80%` and `scroll-mask-r-from-[calc(100%-2rem)]`. The latter uses an arbitrary `calc()` value to set a custom stop, while the former uses a named percentage stop. The README describes these classes as pure CSS and explicitly warns that they require browser support for `animation-timeline: scroll()`.

This is not a universal replacement for a layout redesign. A mask changes the visual treatment at the container edges, but it does not replace overflow handling, content structure, or accessible navigation. The example still relies on Tailwind's `overflow-y-auto` or `overflow-x-auto`. Projects that must support browsers without scroll-driven animation should verify whether the mask is decorative or whether a visible fallback is needed. The README does not document a fallback implementation.

## Installing the Package and Running the First Effect

The README lists installation with npm, pnpm, or Yarn. The commands below are the documented commands, unchanged:

```bash
npm install tailwind-animations
```

After installation, add the Tailwind CSS and plugin imports to `globals.css`. The README gives this exact Tailwind CSS 4 setup:

```css
/* globals.css (for Tailwind CSS 4.*) */
@import 'tailwindcss';
@import 'tailwind-animations';
```

For a first real use, place `animate-fade-in` on an element in the project's markup. The README presents this example:

```html
<div class="animate-fade-in">
  Fade in box
</div>
```

The element should receive the plugin's fade-in behavior after the stylesheet is processed by the Tailwind CSS 4 build. If it does not, the first checks are the import location, the Tailwind CSS major version, and whether the project's build scans the markup containing the class. The README does not document a separate runtime initialization step because the package exports CSS.

For package-manager alternatives, the README provides:

```bash
pnpm install tailwind-animations
```

```bash
yarn add tailwind-animations
```

It also documents an optional agent skill installation command, but that command installs a coding-agent skill rather than the CSS package itself:

```bash
npx skills add midudev/tailwind-animations
```

The repository includes `lint`, `lint:fix`, `test`, and `test:ci` scripts, but these are contributor commands in `package.json`, not consumer installation steps. The README does not document how to run the package's website or playground locally.

## Maintenance, Upgrades, and the Right Alternative

The repository's last push was on 2026-09-30, and it is not archived. That indicates recent repository activity at the recorded point, but it does not establish a release cadence or a compatibility policy. The repository has no GitHub releases. Consumers therefore need to manage package upgrades deliberately, especially because `peerDependencies` restricts the supported Tailwind CSS major version to `4`.

The package version is `1.0.2` in `package.json`. The changelog file exists in the repository, but the README does not summarize its upgrade policy. The available metadata also does not state whether changes to generated utilities are covered by semantic versioning. A team adopting the package should inspect `CHANGELOG.md` and compare the installed CSS exports before upgrading Tailwind or the plugin.

A real alternative is to define animation keyframes and utilities inside the application's own Tailwind CSS or PostCSS configuration. That approach gives the team direct control over naming, durations, easing, and reduced-motion behavior, but it creates a local animation vocabulary that must be maintained and tested. Another approach is a JavaScript animation library, which is a better fit when animation state depends on gestures, user input, sequencing logic, or runtime control. `tailwind-animations` favors declarative CSS utilities, so it is the wrong tool for those interaction-heavy cases.

For licensing, MIT is permissive and does not impose a proprietary-use prohibition. It does require compliance with its notice and disclaimer conditions, so redistribution should retain the applicable license text.

## Conclusion

Adopt tailwind-animations for Tailwind CSS 4 projects that need repeatable CSS animation utilities and are willing to verify browser support for newer features. Do not choose it as a general motion system or assume that its absence of releases means no upgrade work. Check the Tailwind CSS peer dependency, import the plugin in `globals.css`, test the required browser features, and review the package version before shipping.

## FAQ

### How do I install tailwind-animations in a Tailwind CSS 4 project?

Install the package with npm using `npm install tailwind-animations`, then import it in `globals.css` with `@import 'tailwind-animations';` alongside `@import 'tailwindcss';`.

### Does tailwind-animations require JavaScript for scroll masks?

No. The README describes the scroll-mask utilities as pure CSS using `animation-timeline: scroll()` and `mask-image`, but it states that browser support for `animation-timeline: scroll()` is required.

### Which Tailwind CSS version does tailwind-animations support?

The package metadata lists `tailwindcss` version `4` as a peer dependency, and the documented stylesheet setup is for Tailwind CSS 4.

## Sources

- [Issues](https://github.com/midudev/tailwind-animations/issues)
- [License: MIT](https://github.com/midudev/tailwind-animations/blob/main/LICENSE)
- [midudev/tailwind-animations on GitHub](https://github.com/midudev/tailwind-animations)
- [Project website](https://tailwind-animations.com)
- [README](https://github.com/midudev/tailwind-animations/blob/main/README.md)

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Hysen Labs editorial analysis, written from the project's own repository and release notes. Cite the canonical page: https://hysenlabs.com/projects/midudev-tailwind-animations