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Vercel Feature Flags

The Flags SDK is a free open-source library that gives developers the tools they need to use feature flags in Next.js and SvelteKit applications.

What it is

The Flags SDK is a free open-source library that gives developers the tools they need to use feature flags in Next.js and SvelteKit applications.

What to verify before adopting

  • Confirm current pricing, usage limits, supported regions, and contract terms on the official website.
  • Test integrations, export paths, access controls, and failure recovery with low-risk data first.
  • Review privacy, data retention, security, and compliance requirements for your market.
  • Keep a migration or rollback plan before making the product part of a critical workflow.