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Impeccable, an open-source project by Paul Bakaus, an early author of jQuery UI, has been released: 24 commands that give coding agents like Claude Code, Cursor, and Codex a design vocabulary and review capabilities, using 62 deterministic rules to detect the formulaic designs of AI-generated websites (Inter font, purple-blue gradients, cards nested in cards) — no LLM or API key required.
Hera is an AI Creative Canvas product launched on Product Hunt, offering a canvas-based interface for AI-assisted creative work.
Open-sourced Cover Studio, a small AI cover/poster design tool with built-in viral prompt templates for Xiaohongshu and X articles. It supports automatically splitting AI-generated images into editable layers, letting you freely move titles, scale the subject, and export with one click.
Tidy Design 是一个开源的 Figma / Paper 替代设计工具，面向设计师、工程师和 AI 智能体，可直接从 Claude Code、Codex、Opencode 等编码工具中设计界面并自定义源码。
Maildun for Mac 是一款 macOS 上的智能邮件设计工具，支持手动拖拽编辑，也可连接 Claude、ChatGPT、Gemini 等 AI 实时协作编辑，并内置 MCP 服务器供 Claude Code、Cursor 等工具直接创建邮件。
Cube Type is a tool for generating isometric typography, enabling designers and developers to create 3D-styled lettering effects.
A tweet promoting Paper.design as a Figma alternative, touting its agent-friendly MCP-connected HTML/CSS canvas for design-to-code workflows, alongside its $34M Series A from Accel and ICONIQ.
esigna is an email signature design studio launched on Product Hunt, offering 26 original templates and a visual editor to customize signatures with light, dark, and mobile previews before copying into Gmail, Outlook, or Apple Mail.
Linus Ekenstam created a tool called PLY for designing mini-ramps, grounded in real-world constraints and common materials used in skate ramp building.
MixoLabs is an all-in-one AI image generator that creates various styles from text prompts, including 3D models, business logos, and tattoo designs.
InfraGrid3D allows full civil engineering design in a web browser, including roads, underground utilities, and public lighting, with live sections, clash detection, and export to IFC, CAD, and Revit formats without installation.
LockLines is a macOS app that enables users to design plain-text lock screen messages optimized for the small display area.
PixelCrew is an AI-powered design platform that uses a crew of specialized agents to coordinate on design briefs, producing research, creative direction, wireframes, and production-ready HTML with a design system. It's available in alpha on Product Hunt, free to use with your own OpenRouter key.
Worldsplat is a tool that allows users to sketch in 3D and instantly generate scenes, using AI to focus on creative vision rather than details.
omadesign is a native Linux studio for design, layout, paint, photo, and motion, currently in alpha v0.5.0, open-source and built for Linux designers.
The article introduces Game Designer Assistant, an AI agent that helps transform raw game ideas into pressure-tested designs by brainstorming, stress-testing, and generating studio-ready documents.
A tool called ui-helper that enables users to directly give AI modification suggestions on web pages by selecting elements for style tweaks, annotating areas, and recording issues, then copying logs to AI for processing.
Poster Maker is an AI agent that creates professional posters from briefs with built-in hierarchy, typography, and layout for events, research, and promotions.
Appdesigns is a free, in-browser editor for creating App Store and Google Play screenshots, allowing users to design with device frames, headlines, and other elements, and export in required sizes without watermarks.
GLYPH Immersive is a free browser-based tool for drawing rounded-pixel letterforms and shapes on an adjustable grid, featuring controls for spacing, corners, edges, and free export without signup.