Bun 1.x in 2026: switch your package manager today (bun install beats pnpm by 3-8x on cold installs), use Bun for dev scripts and TypeScript execution, but keep Node for production runtime and Vitest for existing test suites. The wins are real for tooling; the runtime story isn't fully there yet.
TanStack Router wins for client-heavy SPAs and dashboards thanks to unmatched end-to-end type safety. React Router v7 in framework mode wins for SSR, content sites, and Remix migrations. Pick by app shape, not hype.
ESLint vs Biome vs OxLint benchmarked on real-world repos in 2026. The fastest JavaScript linter, config migration guides, and which one to actually pick.
Tailwind CSS v4 ships a Rust rewrite, CSS-native config, and a Vite plugin. Honest breakdown of the breaking changes, migration steps, and whether to upgrade.
Benchmarked Vite, Turbopack, Rspack, and Farm on a real app. Cold start, HMR, build times — plus a decision matrix for the best frontend bundler in 2026.
Vite vs Turbopack: cold-start and HMR benchmarks across small, medium, and large React+TS projects — plus a clear decision matrix for which wins in 2026.
Real Biome vs ESLint comparison on an 80k-line React/TypeScript project — speed benchmarks, rule coverage gaps, and the migration cost most 2026 takes ignore.