Self-hosted alternatives to clerk

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clerk

Intelligent router that directs authentication tasks

Intelligent router that directs authentication tasks to specialized Clerk skills based on your framework and use case. Routes to eight specialized skills covering setup, custom UI, Next.js patterns, organizations, webhooks, testing, native iOS/Android, and backend API. Detects Clerk SDK version (Core 2 LTS vs. current) from package.json to apply correct patterns and APIs.