Krisspy
Krisspy is an AI-powered design platform that enables product teams to rapidly transform ideas into high-fidelity, production-ready prototypes. Users can input their Product Requirements Document (PRD) or describe their vision, and Krisspy generates detailed, interactive prototypes in real time, facilitating swift testing, iteration, and refinement. It supports both wireframing and high-fidelity design, allowing seamless progression from low-fidelity sketches to pixel-perfect screens. Krisspy's AI-driven approach eliminates the need for templates, producing tailored designs that can be exported as clean, development-ready code compatible with various tech stacks. Key features include live prototyping and wireframing, an AI copilot for quick edits, real-time feedback loops, and agile iteration capabilities. Additionally, Krisspy offers white-label options, enabling agencies to customize prototypes with their own branding and share them under their domain.
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Alloy
Alloy is the first lifelike AI prototyping tool for product managers, built to turn ideas into high-fidelity, clickable prototypes. Recreate existing product pages in minutes, keep component libraries and design systems in sync, and explore new flows with pixel-perfect realism. Use AI prompting and a visual editor to swap copy, refine layouts, preview micro-interactions, and validate UX across web apps, SaaS, and mobile. Because Alloy prototypes look and behave like the real product, stakeholders grasp concepts, customers can test realistic journeys, and engineers get clear specs for faster handoff. Map edge cases, empty states, and breakpoints without rebuilding. Collaborate: share a link to your canvas, collect comments, and iterate to alignment in hours not weeks. Alloy accelerates discovery, reduces rework, and de-risks launches with user feedback. Build your next feature today with Alloy—the lifelike, no-code prototyping platform for speed, realism, and team alignment with ease.
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Marvel
Marvel has everything you need to bring ideas to life and transform how you create digital products with your team. Placing the power of design in everyone’s hands. Wireframe, design and prototype fast with our intuitive design and prototyping tools. Instantly generate design specs and connect integrations that power up your workflow. From low to high-fidelity, Marvel supports you every step of the way. The world's most innovative companies use Marvel every day to scale design. The digital products, from around the world, that you know and love have been built with Marvel. Our customers range from Fortune 100 companies to startups and schools - all using our online design platform to ideate fast, collaborate and optimize prototypes before development. Built to help large teams create amazing products at scale. Marvel Enterprise 3 is built on blazing fast technology with features that focus on helping large teams make design more productive.
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Mockup
Mockup is a powerful UI/UX design app for iPhone, iPad, and Mac, built for ideation, wireframing, and prototyping. Sketch interfaces with Apple Pencil, create low-fidelity wireframes, organize flows, and preview interactive prototypes—all in one flexible canvas.
Design with 45+ device frames, customizable grids, shapes, text, images, SF Symbols, and reusable UI elements. Drag and drop assets, align and distribute objects, and create polished layouts quickly. Build interactive prototypes by connecting frames and previewing full user flows.
Mockup is optimized for Apple Pencil, including Hover and Apple Pencil Pro squeeze gestures, and supports multitasking, external keyboards, trackpads, SharePlay collaboration, iCloud sync, widgets, PDF/PNG export, and more.
Trusted by over 500,000 designers, developers, and teams worldwide to brainstorm, wireframe, and bring ideas to life faster.
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