shadcn-ui/cn
cn is a new engine for Tailwind class merging and conflict resolution. It replaces tailwind-merge and clsx. Same APIs. Full parity. And it is 30× faster.
⚡ Executive Summary & Quick Facts
Authoritative Sourcecn is cn is an open-source project written in TypeScript: cn is a new engine for Tailwind class merging and conflict resolution. It replaces tailwind-merge and clsx. Same APIs. Full parity. And it is 30× faster..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), shadcn-ui/cn has accumulated 1,707 GitHub stars and 22 forks. It is written in TypeScript, licensed under MIT, and ranks #6,299 globally. It is actively maintained with the latest commit recorded on Oct 19, 2026.”
| Repository | shadcn-ui/cn ↗ |
|---|---|
| Primary Category | clsx |
| Language & Stack | TypeScript |
| Software License | MIT |
| Community Traction | ★ 1.7K stars · ⑂ 22 forks · #6,299 globally |
| Maintenance | ● Active (Last commit: Oct 19, 2026) · 12 open issues |
| Target Audience | Developers and engineering teams building with TypeScript, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 92/100 · Grade AYes, cn is actively maintained. Continuous telemetry recorded the last code commit on Oct 19, 2026 (26 days ago). Supported by 1,707 stars and 22 community forks, this repository holds a calculated health index of 92/100, reflecting regular maintenance (26 days ago) and healthy issue cadence.
Star History
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+90
STARS · LAST 30 DAYS
3
PER DAY
#841
MOST-STARRED TypeScript
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +90 | +270 |
| Per day | 1 | 3 | 3 |
| Forks gained | +0 | +5 | +10 |
cn gained 90 stars in the last 30 days, about 3 a day, and now has 1.7K. It is about 1 year old and has averaged roughly 1.7K stars a year. It ranks #841 among TypeScript repositories and #6,299 across all languages on GitHubRepo.
Trending Record
47
DAYS ON TRENDING
#347
BEST RANK
Sep 23, 2026
FIRST APPEARANCE
Active
STATUS TODAY
cn has maintained a continuous presence across global trending indexes, peaking at #347. Below is the 30-day activity profile:
💡 Overview
cn is an open-source project written in TypeScript: cn is a new engine for Tailwind class merging and conflict resolution. It replaces tailwind-merge and clsx. Same APIs. Full parity. And it is 30× faster.
Engineered for speed, consistency, and developer ease, it solves common hurdles in clsx, cn, shadcn. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in TypeScript for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ npm install cn⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Node.js >= 18, npm, pnpm or bun
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
cn coordinates its core functionality through a modular TypeScript pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with cn.
Model Inference & Prompting
Integrate fast, local or cloud-hosted generative AI models directly into production code.
Context Memory & RAG
Augment language models with dynamic vector retrieval and structured project memory.
Developer Productivity
Automate repetitive engineering tasks, code generation, and test creation using AI agents.
🚀 Getting Started
Install cn using your package manager: `npm install cn`
Initialize your project workspace or configuration file for cn.
Import cn into your codebase or invoke it directly from your terminal.
Execute your test suite or run `cn --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with TypeScript, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
shadcn-ui/cn is currently ranked #6,299 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #6,294 | liip/LiipImagineBundle | PHP | ★ 1.7K | Compare ↗ |
| #6,294 | benkuper/Chataigne | C++ | ★ 1.7K | Compare ↗ |
| #6,294 | PegaProx/project-pegaprox | Python | ★ 1.7K | Compare ↗ |
| #6,297 | johanohly/AirTrail | TypeScript | ★ 1.7K | Compare ↗ |
| #6,297 | localdesktop/localdesktop.github.io | Rust | ★ 1.7K | Compare ↗ |
| #6,299 | shadcn-ui/cn This Project | TypeScript | ★ 1.7K | |
| #6,299 | shane-mason/FieldStation42 | Python | ★ 1.7K | Compare ↗ |
| #6,301 | django-commons/django-axes | Python | ★ 1.7K | Compare ↗ |
| #6,301 | 24pullrequests/24pullrequests | Ruby | ★ 1.7K | Compare ↗ |
| #6,303 | LiteLDev/LeviLamina | C++ | ★ 1.7K | Compare ↗ |
| #6,303 | spec-kitty/spec-kitty | Python | ★ 1.7K | Compare ↗ |
Frequently Asked Questions
What does cn do? +
cn is a new engine for Tailwind class merging and conflict resolution. It replaces tailwind-merge and clsx. Same APIs. Full parity. And it is 30× faster.
Is cn actively maintained in 2026? +
Yes, cn is actively maintained. The latest code push was recorded on Oct 19, 2026 (26 days ago). It holds a calculated Maintenance Health Score of 92/100 (A rating) with 1,707 stars and 12 open issues.
What language is cn written in? +
The primary language is TypeScript. Topics include: clsx, cn, shadcn, tailwind-merge, tailwindcss.
How many stars does cn have? +
cn has 1,707 stars and 22 forks on GitHub.
How does cn rank among GitHub repositories? +
With 1,707 stars, shadcn-ui/cn is ranked #6,299 globally across all repositories tracked on GitHubRepo and #841 among TypeScript projects.
What license is cn distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
