Spline

Spline is a web-based collaborative 3D design platform for creating real-time interactive experiences. It provides primitives and 3D modeling, layered materials, real-time rendering, animation, states and events, physics, particles, variables, webhooks, APIs, and AI data integrations, with an AI agent for agentic editing. Designs can be published to websites, iOS, and Android applications, and embedded through integrations such as Webflow, Framer, Wix Studio, HTML/JavaScript, React, Next.js, Swift, and Kotlin. Spline also includes a collaborative 2D design canvas called Hana, community designs and libraries, an academy, documentation, and downloadable apps.