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January 17, 20267 min readCreating Next.js Landing

Creating Next.js Landing Pages from Competitor Video Ads

R
Replay Team
Developer Advocates

TL;DR: Stop building landing pages from scratch; use Replay to reverse-engineer competitor video ads into fully functional Next.js code.

Forget everything you think you know about building landing pages. The old way – staring at a blank screen, guessing at what converts – is dead. Your competitors are spending thousands on video ads, rigorously A/B testing designs and flows. Why not leverage their hard work? You can now extract that winning formula directly into your codebase.

Stop Guessing, Start Replaying: The Future of Landing Page Development#

The traditional approach to creating landing pages is a slow, iterative process. You brainstorm, design, code, test, and repeat. This cycle is expensive, time-consuming, and often yields suboptimal results. Screenshot-to-code tools offer a marginal improvement, but they only capture static visuals, missing the crucial behavioral context.

Replay changes the game. We use Behavior-Driven Reconstruction – analyzing video to understand user intent and reconstruct fully functional UI components. Imagine capturing a competitor's high-converting video ad and instantly generating a working Next.js landing page. That's the power of Replay.

Why Video is the New Source of Truth#

Video captures the entire user experience: animations, transitions, micro-interactions, and the overall flow. These elements are critical for driving conversions, yet they are completely absent from static screenshots.

Here's how Replay leverages video to build better landing pages:

  • Behavioral Analysis: Replay understands what users are doing and why. This allows for a more accurate and effective reconstruction of the UI.
  • Dynamic UI Generation: Replay generates code that includes animations, transitions, and interactive elements, creating a truly engaging user experience.
  • Flow Mapping: Replay automatically creates a visual map of the user flow, allowing you to quickly understand and optimize the landing page experience.

Replay vs. the Competition: A Head-to-Head Comparison#

Let's see how Replay stacks up against traditional methods and other code generation tools:

FeatureTraditional ApproachScreenshot-to-Codev0.devReplay
Input SourceImaginationStatic ScreenshotsText PromptVideo
Behavior AnalysisNoneLimitedNone✅ Full Behavior-Driven Reconstruction
Dynamic UI GenerationManualLimitedLimited✅ Automatic with Animations and Transitions
Flow MappingManualNoneNone✅ Automatic Product Flow Maps
Code QualityVariableVariableVariableHigh, Customizable
Next.js SupportRequires ExpertiseLimitedGoodExcellent
Supabase IntegrationRequires ExpertiseNoneLimited✅ Built-in
Style InjectionManualLimitedLimited✅ Automatic and Customizable
Time to Working CodeDays/WeeksHoursHoursMinutes

💡 Pro Tip: Analyzing multiple competitor videos and merging the best elements into a single landing page can lead to exponential conversion rate improvements.

Creating a Next.js Landing Page from a Competitor's Video Ad: A Step-by-Step Guide#

Here's how you can use Replay to quickly create a Next.js landing page from a competitor's video ad:

Step 1: Capture the Video#

Use your favorite screen recording tool (or even your phone) to capture the competitor's video ad. Ensure the video is clear and captures the entire user flow.

⚠️ Warning: Be mindful of copyright laws and ethical considerations when using competitor materials. This process is primarily for research and inspiration.

Step 2: Upload to Replay#

Upload the video to Replay. Our engine will automatically analyze the video, identify the UI components, and reconstruct the code.

Step 3: Customize and Refine#

Replay generates clean, well-structured Next.js code. You can then customize the code to match your brand and specific requirements.

Here's an example of the code Replay might generate for a simple hero section:

typescript
// HeroSection.tsx import React from 'react'; interface HeroSectionProps { title: string; subtitle: string; ctaText: string; imageUrl: string; } const HeroSection: React.FC<HeroSectionProps> = ({ title, subtitle, ctaText, imageUrl }) => { return ( <div className="hero-section"> <div className="hero-content"> <h1>{title}</h1> <p>{subtitle}</p> <button>{ctaText}</button> </div> <img src={imageUrl} alt="Hero Image" /> </div> ); }; export default HeroSection;

This is just a basic example. Replay can generate much more complex components, including forms, animations, and interactive elements.

Step 4: Integrate with Supabase (Optional)#

Replay seamlessly integrates with Supabase, allowing you to quickly add backend functionality to your landing page. For example, you can easily create a signup form that stores user data in your Supabase database.

typescript
// SignupForm.tsx import { createClient } from '@supabase/supabase-js'; import React, { useState } from 'react'; const supabaseUrl = process.env.NEXT_PUBLIC_SUPABASE_URL || ''; const supabaseKey = process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY || ''; const supabase = createClient(supabaseUrl, supabaseKey); const SignupForm = () => { const [email, setEmail] = useState(''); const [password, setPassword] = useState(''); const handleSubmit = async (e: React.FormEvent) => { e.preventDefault(); const { data, error } = await supabase.auth.signUp({ email: email, password: password, }); if (error) { console.error('Error signing up:', error); } else { console.log('Signed up:', data); } }; return ( <form onSubmit={handleSubmit}> <input type="email" placeholder="Email" value={email} onChange={(e) => setEmail(e.target.value)} /> <input type="password" placeholder="Password" value={password} onChange={(e) => setPassword(e.target.value)} /> <button type="submit">Sign Up</button> </form> ); }; export default SignupForm;

📝 Note: Remember to configure your Supabase project and environment variables correctly before using this code.

Step 5: Deploy and Test#

Deploy your Next.js landing page to your favorite hosting provider and start testing. Monitor your analytics and make adjustments as needed.

The Power of Style Injection#

Replay also offers automatic style injection. We analyze the visual design of the video and generate corresponding CSS or Tailwind CSS styles. This ensures that your landing page looks and feels just like the original. You can then customize these styles to match your brand.

Here's an example of the Tailwind CSS Replay might generate:

html
<div className="bg-gray-100 py-6"> <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8"> <div className="lg:text-center"> <p className="mt-2 text-3xl leading-8 font-extrabold tracking-tight text-gray-900 sm:text-4xl"> Data to enrich your online business </p> <p className="mt-4 max-w-2xl text-xl text-gray-500 lg:mx-auto"> Anim aute id magna aliqua ad ad non deserunt sunt. Qui irure qui lorem cupidatat commodo. Elit sunt amet fugiat veniam occaecat fugiat aliqua. </p> </div> </div> </div>

This ensures your landing page not only functions like the competitor's, but also looks like it.

Stop Wasting Time: Start Replaying#

Creating effective landing pages is crucial for online success. Replay empowers you to leverage the hard work of your competitors and build high-converting landing pages in minutes, not weeks. Stop guessing, start Replaying.

Frequently Asked Questions#

Is Replay free to use?#

Replay offers a free tier with limited functionality. Paid plans are available for more advanced features and higher usage limits.

How is Replay different from v0.dev?#

While both tools aim to generate code, Replay uniquely analyzes video to understand user behavior. v0.dev relies on text prompts, which lack the nuanced understanding of user intent captured in video. Replay's Behavior-Driven Reconstruction results in more accurate and effective UI generation.

What frameworks does Replay support?#

Currently, Replay primarily supports Next.js. We are actively working on expanding support to other popular frameworks.

How accurate is Replay's code generation?#

Replay's code generation accuracy is very high, but it may require some manual adjustments depending on the complexity of the video. Our goal is to provide a solid foundation that you can quickly customize and refine.

What if the video quality is poor?#

While Replay works best with high-quality videos, it can still extract valuable information from lower-quality sources. Clearer video results in better code.


Ready to try behavior-driven code generation? Get started with Replay - transform any video into working code in seconds.

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