openpencil

Name: openpencil
Author: ZSeven-W

Memory 6066 stars App

The world's first open-source AI-native vector design tool and the first to feature concurrent Agent Teams. Design-as-Code. Turn prompts into UI directly on the live canvas. A modern alternative to Pencil.

View project Visit website

GitHub stars 6066

LicenseMIT

Primary languageRust

Last push2026-10-01T18:10:42Z

MaintainerZSeven-W

Added to this directory2026-08-17

About this project

More about this project

Boolean operations — union, subtract, intersect with contextual toolbar - Icon picker (Iconify) and image import (PNG/JPEG/SVG/WebP/GIF) - Auto-layout — vertical/horizontal with gap, padding, justify, align - Multi-page documents with tab navigation

Design variables — color, number, string tokens with $variable references - Multi-theme support — multiple axes, each with variants (Light/Dark, Compact/Comfortable) - Component system — reusable components with instances and overrides - CSS sync — auto-generated custom properties, var(--name) in code output - Reusable UIKits — import/export component kits from .pen files

Prompt-to-canvas with streaming generation and orchestrator-driven spatial decomposition - Concurrent Agent Teams — multiple designers work on different sections in parallel with per-member canvas indicators - Layered workflow — design skeleton → design content → design refine with focused prompts per phase - Style Guides — 50+ built-in styles (glassmorphism, brutalist, retro, etc.) with tag-based fuzzy matching, wired into planning and generation - Multi-model capability profiles — auto-adapts thinking mode, effort, and prompt shape per model tier - Built-in Rust agent runtime + Anthropic, Claude Agent SDK, OpenCode, Codex,…

Project FAQ: openpencil

What is openpencil?

openpencil is a DeepSeek Harness ecosystem companion app maintained by ZSeven-W. The world's first open-source AI-native vector design tool and the first to feature concurrent Agent Teams. Design-as-Code. Turn prompts into UI directly on the live canvas. A modern alternative to Pencil.

Where can I get openpencil?

Source code and usage instructions are available at https://github.com/ZSeven-W/openpencil. Follow the repository README for the correct setup steps.

Is openpencil free?

openpencil is a community open-source project released under the MIT license. Review the repository license and documentation before use.