Product
Introducing Reports: An Extensible Reporting Framework for Socket Data
Explore exportable charts for vulnerabilities, dependencies, and usage with Reports, Socket’s new extensible reporting framework.
By André Staltz - Apr 21, 2026
Launch Week Day 1: Socket for Jira Is Now Available.Learn More →
tailwind-merge
Advanced tools
tailwind-merge
Utility function to efficiently merge Tailwind CSS classes in JS without style conflicts.
import { twMerge } from 'tailwind-merge'
twMerge('px-2 py-1 bg-red hover:bg-dark-red', 'p-3 bg-[#B91C1C]')
// → 'hover:bg-dark-red p-3 bg-[#B91C1C]'
- Supports Tailwind v4.0 up to v4.2 (if you use Tailwind v3, use tailwind-merge v2.6.0)
- Works in all modern browsers and maintained Node versions
- Fully typed
- Check bundle size on Bundlephobia
Get started
Other packages similar to tailwind-merge
classnames
The classnames package is a popular utility for conditionally joining class names together. It's not Tailwind-specific, but it's often used in projects to manage dynamic class strings. Unlike tailwind-merge, it does not deduplicate or resolve conflicts specific to Tailwind CSS.
clsx
clsx is an alternative to classnames with a similar API and is used for constructing class strings conditionally. Like classnames, it does not offer Tailwind-specific deduplication or conflict resolution.
FAQs
Merge Tailwind CSS classes without style conflicts
The npm package tailwind-merge receives a total of 51,087,918 weekly downloads. As such, tailwind-merge popularity was classified as popular.
We found that tailwind-merge demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
Package last updated on 18 Feb 2026
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
Related posts
Product
Socket for Jira Is Now Available
Socket for Jira lets teams turn alerts into Jira tickets with manual creation, automated ticketing rules, and two-way sync.
By Jeppe Hasseriis - Apr 20, 2026
Company News
Socket Named Top Sales Organization by RepVue
Socket won two 2026 Reppy Awards from RepVue, ranking in the top 5% of all sales orgs. AE Alexandra Lister shares what it's like to grow a sales career here.
By Sarah Gooding - Apr 17, 2026