即时设计

即时设计 (js.design) is a professional online UI design tool. Its official website describes it as a tool aimed at designers in China and presents browser-based use as a central feature. According to the site, users can collaborate in real time, create interactive prototypes, manage design resources, and provide annotations for development. The service is presented as compatible with Figma, Sketch, and XD file formats. Its official homepage also describes it as permanently free and promotes a collection of design resources and materials. These details characterize the product offering, but the available evidence does not establish its founding date, founders, corporate owner, headquarters, pricing conditions, or scale of use. The supplied evidence supports identifying the product with the Chinese design-tool market, but does not document the extent of its operations in other markets.

The available evidence establishes 即时设计 as an online UI design tool, but does not provide a documented founding date, early development history, company formation details, or leadership history. Its official homepage describes it as a professional tool aimed at designers in China and highlights browser-based access, real-time multi-user collaboration, interactive prototyping, design resource management, and development annotations. The homepage also states that the product supports Figma, Sketch, and XD file formats, and describes the service as permanently free. These are the available evidence-backed details about its product positioning and capabilities; the supplied sources do not document dated launches, acquisitions, funding, geographic expansion, or other corporate milestones.

• Launch of 即时设计 as China's first professional online UI design tool, supporting real-time multi-user collaboration, prototype interaction, resource management, and developer annotation.

• Compatibility with Figma, Sketch, and XD file formats introduced, enabling browser-based use and permanent free access.

Positioned by its official website as a professional, browser-based online UI design tool for designers in China, with collaboration and design-to-development features.

• 即时设计 online UI design tool

  A browser-based UI design tool with real-time collaboration, prototyping, resource management, and developer annotations.

1. 1即时设计 - 专业 UI 设计工具，在线协作更高效js.design