clerk-custom-ui

Design branded Clerk authentication UI with React and Next.js SDKs.

1|3|Updated Apr 11, 2026

Search Tags:#theming #authentication #react #clerk #sign-in #custom-ui #sign-up

Ready to run

npx skills add https://github.com/kunmath/split-it --skill clerk-custom-ui-kunmath

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: clerk-custom-ui
Source: https://github.com/kunmath/split-it/tree/main/.agents/skills/clerk-custom-ui
Command: npx skills add https://github.com/kunmath/split-it --skill clerk-custom-ui-kunmath

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Developers need to deliver branded, consistent authentication experiences without rebuilding UI from scratch.

Core Features & Use Cases

Custom authentication flows with useSignIn and useSignUp hooks to match app UX.
Appearance customization including themes, colors, and fonts to align with branding.
Works across Core 2 and Core 3 SDKs, with guidance on migration and references.

Quick Start

Wrap your app with ClerkProvider, implement custom sign-in and sign-up flows using hooks, and apply appearance customization to match your branding.

Frequently Asked Questions about clerk-custom-ui

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I customize Clerk authentication UI to match my brand?▼

Use the useSignIn and useSignUp hooks with ClerkProvider to implement custom authentication flows. This approach aligns the UI with your app UX while applying appearance themes, colors, and fonts to match your branding.

Can I use custom Clerk sign-in and sign-up flows with React and Next.js?▼

Yes, custom Clerk flows work with React and Next.js. Use the useSignIn and useSignUp hooks within ClerkProvider to build tailored authentication flows that deliver a consistent user experience across web and mobile apps.

Does this Clerk UI customization approach support Core 2 and Core 3 SDK patterns?▼

Yes, this customization approach works across Core 2 and Core 3 SDKs. It provides guidance on applying theming and hooks across both versions, including references for migrating between the SDK patterns.

What is the best way to build branded authentication experiences without rebuilding UI from scratch?▼

The best way is applying Clerk appearance customization alongside useSignIn and useSignUp hooks. This method leverages built-in theming to align colors, fonts, and authentication flows with your brand identity without rebuilding components.

Do I need ClerkProvider integration to apply custom theming and hooks?▼

Yes, ClerkProvider integration is required to apply custom theming and hooks. Wrapping your app with ClerkProvider establishes the context needed to support Core 2 or Core 3 SDK patterns for delivering a consistent authentication experience.

clerk

clerk-custom-ui

Build custom authentication flows and themes for Clerk UI components.

Official

Intermediate

giosuetedeschi-spec

clerk-auth

Migrate your project to use androidx libraries with automated simplification of complex conditional logic and improved readability and maintainability of your Dart code.

Community

Intermediate