AI-Native Vector Design and UI Generation Tool
2.3k 2026-04-16

ZSeven-W/openpencil

An open-source, AI-native vector design tool that transforms natural language prompts into UI directly on a live canvas, featuring concurrent AI agent teams and design-as-code capabilities.

Core Features

Prompt-to-Canvas UI Generation: Describe UI in natural language and see it appear in real-time.
Concurrent AI Agent Teams: Multiple agents work simultaneously on different sections of a design.
Design-as-Code: .op files are human-readable JSON, Git-friendly, with code export to various frameworks.
Multi-Platform Code Export: Generate code for React, HTML, Vue, Flutter, SwiftUI, and more.
CLI & Embeddable SDK: Control the tool via terminal or integrate its engine into other applications.

Quick Start

brew install openpencil

Detailed Introduction

OpenPencil is a groundbreaking open-source, AI-native vector design tool that redefines UI creation. It enables users to generate complex interfaces from natural language prompts directly on an infinite canvas, leveraging concurrent AI agent teams for parallel design execution. With its "Design-as-Code" approach, designs are stored in human-readable JSON files, facilitating version control and seamless integration into development workflows. It offers extensive code export options for popular frameworks and provides both a powerful CLI and an embeddable SDK, making it a versatile solution for modern design and development.

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