Client-Side PDF Processing: How to Merge and Split PDFs In-Browser

# Client-Side PDF Processing: How to Merge and Split PDFs In-Browser Merging tax forms, invoices, and legal contracts online often raises serious privacy concerns when uploading files to remote servers. Modern Web APIs allow full PDF manipulation directly inside browser memory. ## Advantages of In-Browser PDF Processing - **Zero Server Exposure**: Confidential financial documents never leave local device memory. - **Instant Speed**: No network upload or download bottlenecks. - **Offline Capability**: Works without active internet connectivity.