Ladybird Browser Goes Memory-Safe Porting LibJS to Rust Using Claude & OpenAI.
Ladybird Browser Embarks on Rust Migration: Leveraging AI to Port 25,000 Lines of Code Ladybird , the ambitious new web browser project built entirely from scratch (independent of Blink or WebKit), has officially announced a strategic move to integrate Rust . This decision follows a long search for a "memory-safe" language to enhance the browser’s security and stability. While the team initially considered Swift , they found its support outside the Apple ecosystem insufficient. By choosing Rust the same language utilized by Firefox and Chromium Ladybird aligns itself with industry-leading safety standards. The "LibJS" Milestone: AI-Powered Porting The first major component selected for the migration was LibJS , the project’s JavaScript engine. To ensure absolute accuracy, the team relied on the test262 suite a rigorous set of 52,898 tests verifying compliance with ECMA-262, ECMA-402, and ECMA-404 standards. Lead developer Andreas Kling achieved a remarkable f...