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Feature announcements, rollout notes, and the product decisions that shaped how Lupyd handles messaging, calling, and privacy controls.

Lupyd Now Runs in Your Browser: Our Rust Encryption Engine on WebAssembly

Product Web Client

Nov 3, 2026 • 11 min read

Lupyd Now Runs in Your Browser: Our Rust Encryption Engine on WebAssembly

Lupyd's new web client at app.lupyd.com runs Firefly, the same Rust encryption engine as our desktop and mobile apps, compiled to WebAssembly. How we reused the Tauri app's commands, put SQLite in the browser's private file system, what the engine costs to download, and what the web version still can't do.

Sri Pranav Tene