The React toolchain story 2013 → 2026

From Babelto Rust.

Six chapters on how React builds went from hand-rolled Webpack configs to native pipelines that finish in seconds. Written for developers who use these tools and want to understand why.

5 jobs
Transform · bundle · type-check
lint · ship — unchanged since 2013
10–100×
Faster, once the tools were
rewritten in Rust and Go
minutes → sec
Cold builds that took minutes
now finish in seconds

Same pipeline. New engines.

Four jobs · then → now
01 — Write Author
JSX / TSX
02 — Transform Compile
Babel→ Oxc · SWC
03 — Bundle Assemble
Webpack→ Rolldown · Turbopack
04 — Ship Deliver
CDN / server / device
2013 · minutes 2026 · seconds
Six chapters