c15t 2.0Cookie compliance that keeps your site blazing fast

c15t 2.0

c15t 2.0 is the open source web standard for managing consent and script loading in modern web applications. Built with full developer control in mind, it delivers blazing-fast performance with an 89ms load time—significantly faster than legacy solutions like OneTrust or Usercentrics.

Product Highlights

• Performance First: Minimal bundle size with full tree-shaking support, loading in just 89ms compared to 709ms for competitors
• Developer Control: Headless architecture lets you bring your own CSS, design tokens, and themes without fighting your stack
• Global Compliance: Built-in geo-location and i18n support covering 15+ privacy-law jurisdictions including GDPR, CCPA, LGPD, and PIPL
• Framework Agnostic: Native support for React, Vue, Svelte, Angular, Next.js, Nuxt, SvelteKit, Astro, Solid, Qwik, and more
• CLI Quick Start: Scaffold complete consent setups in seconds with npx @c15t/cli

Use Cases

• SaaS Applications: Integrate compliant consent management without sacrificing user experience or performance metrics
• E-commerce Platforms: Block third-party scripts until user consent is obtained, ensuring regulatory compliance across multiple markets
• Marketing Sites: Deploy localized banners automatically based on visitor geography with zero configuration overhead

Target Audience

Frontend developers, engineering teams, and technical founders who need GDPR/CCPA-compliant consent management without the bloat and vendor lock-in of traditional enterprise solutions.