What is Client-Side & Server-Side Rendering?

Client-side rendering (CSR) executes JavaScript in the browser to build pages, while server-side rendering (SSR) generates complete HTML on the server before sending it to browsers.

Ecommerce SEO Glossary > Technical SEO > Client-Side & Server-Side Rendering

What You Need to Know about Client-Side & Server-Side Rendering

JavaScript Execution Location

CSR runs JavaScript in user browsers, SSR processes it on your servers before delivery.

Initial Page Load Performance

SSR delivers faster initial loads with complete HTML, CSR shows blank pages until JavaScript executes.

Search Engine Crawling Impact

SSR provides immediate HTML access for crawlers, CSR requires JavaScript execution which can delay indexing.

SEO Implementation Complexity

SSR simplifies SEO with server-generated meta tags and content, CSR needs careful JavaScript SEO optimization.

Development and Hosting Costs

SSR requires more server resources and complexity, CSR shifts processing load to user devices.

User Experience After Load

CSR enables faster navigation after initial load, SSR requires full page requests for route changes.

Frequently Asked Questions about Client-Side & Server-Side Rendering

1. How does rendering method affect Google indexing?

Google can index both, but SSR provides immediate HTML access while CSR requires JavaScript processing time.

2. Which rendering method is better for ecommerce SEO?

SSR typically performs better for ecommerce due to faster product page indexing and improved Core Web Vitals.

3. Can you use both CSR and SSR together?

Yes, hybrid approaches like Next.js allow server-side rendering for initial loads and client-side navigation afterward.

4. Do all search engines handle JavaScript rendering equally?

No, while Google processes JavaScript well, other search engines may struggle with CSR implementations.

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Related Terms

Index

An index is search engines’ database of crawled pages, with successful indexing required for any page to appear in search results.

Index

SSL Certificate

SSL Certificate encrypts site data and enables HTTPS, a confirmed Google ranking factor that protects user information and builds trust.

SSL certificate

Core Web Vitals

Google’s performance metrics for loading, interactivity, and visual stability that impact rankings and user experience.

Core Web Vitals

Technical SEO

Technical SEO optimizes website infrastructure for search engine crawling, indexing, and ranking, directly impacting organic visibility and performance.

Technical SEO

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