jsmanifest

Five advanced patterns that unlock the full power of TypeScript's satisfies operator—from type-safe configs to branded types that bridge runtime validation.

Node.js 24 stabilizes require(esm), eliminating transpilation for most codebases. See what to delete from your build pipeline, when you still need transpilation, and how to migrate production systems safely.

The TC39 Type Annotations proposal promised to bring native type syntax to JavaScript. Four years after stalling at Stage 1, here's what actually happened and what developers should do instead.