100% In-Browser WebAssembly Engine

PDF Loom Studio

Ultra-fast client-side PDF manipulation powered by Rust compiled to WebAssembly. Your documents are processed strictly in your browser memory — zero uploads, zero server tracking, total privacy.

100% Private (No Cloud Upload)• Sub-10ms WASM Execution•NPM Package & GitHub

Select or drop PDF files to combine WASM

Merge multiple documents into a single organized PDF with zero quality loss

Select PDF Files