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January 17, 20267 min readBuilding Vue Apps

Building Vue Apps from Balsamiq Mockups Videos

R
Replay Team
Developer Advocates

TL;DR: Stop manually translating static Balsamiq mockups into Vue.js code; use Replay to generate working, multi-page Vue applications directly from screen recordings of your mockup flow.

The age of pixel-perfect, hand-coded UI based on static mockups is over. We're moving beyond screenshots and embracing dynamic, behavior-driven development. Balsamiq mockups are fantastic for ideation, but turning those static designs into functional Vue.js applications is a tedious, error-prone process. What if you could simply show the desired behavior and have the code generated for you? That's the power of video-to-code.

The Problem with Static Mockups#

Traditional UI development workflows often start with static mockups. Tools like Balsamiq are great for sketching out ideas, but they lack the dynamic context of real user interaction. This leads to:

  • Misinterpretation: Developers may misunderstand the intended user flow.
  • Lost Context: The "why" behind design decisions is easily lost in translation.
  • Increased Development Time: Manually coding each interaction is time-consuming.
  • Design Drift: The final product often deviates from the original vision.

Screenshot-to-code tools offer a slight improvement, but they still treat the design as a static image, missing crucial behavioral information. They can't understand why a user clicks a button or how different pages are connected in a flow.

Behavior-Driven Reconstruction: The Replay Approach#

Replay is a revolutionary video-to-code engine that uses Gemini to reconstruct working UI from screen recordings. Instead of relying on static images, Replay analyzes video to understand user behavior and intent. This "Behavior-Driven Reconstruction" approach treats the video as the source of truth, ensuring that the generated code accurately reflects the intended user experience.

FeatureScreenshot-to-CodeReplay
InputStatic ImagesVideo Recordings
Behavior AnalysisLimitedComprehensive
Multi-Page SupportBasicAdvanced
Code QualityVariableHigh
Supabase IntegrationOften MissingBuilt-in
Style InjectionLimitedRobust
Product Flow Maps

Replay understands what users are trying to do, not just what they see. This enables it to generate more accurate, functional, and maintainable Vue.js code.

Building Vue Apps from Balsamiq Mockups Videos: A Step-by-Step Guide#

Here's how you can leverage Replay to build Vue apps directly from screen recordings of your Balsamiq mockups:

Step 1: Create Your Balsamiq Mockup Flow#

Design your application's user interface and flow using Balsamiq. Focus on creating a clear and intuitive user experience. Create separate mockups for each page or state in your application.

Step 2: Record a Video Walkthrough#

Record a video of yourself interacting with your Balsamiq mockups. Narrate your actions, explaining the purpose of each interaction and the expected outcome. This provides valuable context for Replay's analysis. Ensure the recording is clear and well-lit.

💡 Pro Tip: Use a screen recording tool like OBS Studio or QuickTime Player. Speak clearly and deliberately during the recording to provide context for Replay.

Step 3: Upload Your Video to Replay#

Upload the video to the Replay platform. Replay will analyze the video, identifying UI elements, user interactions, and the overall flow of your application.

Step 4: Review and Refine the Generated Code#

Replay will generate Vue.js code based on your video recording. Review the generated code, making any necessary adjustments or refinements. You can use Replay's built-in code editor to make changes directly within the platform.

typescript
// Example of a generated Vue component <template> <div class="container"> <h1>{{ title }}</h1> <button @click="handleClick">{{ buttonText }}</button> <p v-if="showMessage">{{ message }}</p> </div> </template> <script> export default { data() { return { title: 'My Awesome App', buttonText: 'Click Me!', showMessage: false, message: 'Hello, world!' }; }, methods: { handleClick() { this.showMessage = true; } } }; </script> <style scoped> .container { text-align: center; padding: 20px; } </style>

Step 5: Integrate with Your Existing Vue Project#

Download the generated Vue.js code and integrate it into your existing project. You can use Replay's Supabase integration to easily connect your application to a backend database.

📝 Note: Replay supports style injection, allowing you to customize the appearance of your application using CSS or other styling frameworks.

Replay Features: Powering Your Development Workflow#

Replay offers a range of features designed to streamline your Vue.js development workflow:

  • Multi-Page Generation: Generate code for entire multi-page applications from a single video recording.
  • Supabase Integration: Seamlessly connect your Vue.js application to a Supabase backend.
  • Style Injection: Customize the appearance of your application using CSS or other styling frameworks.
  • Product Flow Maps: Visualize the user flow of your application with automatically generated product flow maps.
  • Behavior Analysis: Understand user intent and behavior through Replay's advanced video analysis capabilities.

Why Replay Outperforms Traditional Methods#

Replay offers several advantages over traditional methods of building Vue.js applications from Balsamiq mockups:

  • Faster Development: Generate code in seconds, rather than spending hours manually coding.
  • Improved Accuracy: Ensure that the generated code accurately reflects the intended user experience.
  • Reduced Errors: Minimize the risk of errors and inconsistencies that can arise from manual coding.
  • Enhanced Collaboration: Facilitate collaboration between designers and developers by providing a shared understanding of the application's behavior.
  • Dynamic Updates: Easily update your application by simply recording a new video walkthrough.

⚠️ Warning: While Replay significantly accelerates development, review the generated code carefully to ensure it meets your specific requirements.

Replay in Action: A Real-World Example#

Imagine you're building an e-commerce application. You've created Balsamiq mockups for the product listing page, the product details page, and the checkout page. Instead of manually coding each page, you record a video of yourself navigating through the mockups, adding products to your cart, and completing the checkout process.

Replay analyzes the video and generates Vue.js code for each page, including the necessary components, data bindings, and event handlers. You can then integrate this code into your existing Vue.js project, saving you countless hours of development time.

typescript
// Example of a generated Vue component for a product listing page <template> <div class="product-list"> <div class="product" v-for="product in products" :key="product.id"> <img :src="product.image" :alt="product.name"> <h3>{{ product.name }}</h3> <p>{{ product.description }}</p> <button @click="addToCart(product.id)">Add to Cart</button> </div> </div> </template> <script> export default { data() { return { products: [ { id: 1, name: 'Product 1', description: 'Description of Product 1', image: '/images/product1.jpg' }, { id: 2, name: 'Product 2', description: 'Description of Product 2', image: '/images/product2.jpg' }, { id: 3, name: 'Product 3', description: 'Description of Product 3', image: '/images/product3.jpg' } ] }; }, methods: { addToCart(productId) { // Add product to cart logic here console.log(`Adding product ${productId} to cart`); } } }; </script> <style scoped> .product-list { display: flex; flex-wrap: wrap; justify-content: space-around; } .product { width: 300px; margin: 20px; padding: 10px; border: 1px solid #ccc; } </style>

Frequently Asked Questions#

Is Replay free to use?#

Replay offers a free tier with limited features. Paid plans are available for users who need access to more advanced features and higher usage limits.

How is Replay different from v0.dev?#

While v0.dev generates UI components based on text prompts, Replay analyzes video recordings to understand user behavior and generate complete, multi-page applications. Replay's behavior-driven approach ensures that the generated code accurately reflects the intended user experience. V0.dev is great for quick component generation, but Replay excels at reconstructing entire application flows.

What type of video files does Replay accept?#

Replay accepts most common video formats, including MP4, MOV, and AVI.

Can I edit the generated code directly within Replay?#

Yes, Replay includes a built-in code editor that allows you to make changes to the generated code directly within the platform.

Does Replay support other frontend frameworks besides Vue.js?#

Currently, Replay primarily supports Vue.js. Support for other frontend frameworks is planned for future releases.


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