JavaScript Weekly issue 778 covers the TypeScript 6.0 release, which bridges the gap to the upcoming Go-powered TypeScript 7.0 compiler. Key changes include strict mode on by default, ESNext module defaults, deprecation of ES5 targets and AMD/UMD/SystemJS output, and a new --stableTypeOrdering flag. Other highlights: Next.js 16.2 with faster startup and rendering, pnpm 11 Beta moving to a SQLite-powered store, a React SSR framework performance benchmark comparing TanStack Start, React Router, and Next.js, an analysis of JavaScript bundle bloat causes, Node.js security releases addressing nine vulnerabilities, Deno employee departures, and a Node.js community debate over LLM-generated code contributions.
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