Four months of VoidZero at Cloudflare: making the open-source JavaScript toolchain faster for all humans and agents

Tue, 29 Sep 2026 11:03:13 +0000

VoidZero has always been focused on performance, but this new era of software has given us even more reason and motivation to make the entire toolchain faster for both agents and humans. And since the tools in the VoidZero toolchain are built on each other, from the compiler (Oxc) to the bundler (Rolldown) to the build tool (Vite), the linter (Oxlint) and the test runner (Vitest), any optimization at one layer automatically benefits everything built on top.

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Four months of VoidZero at Cloudflare: making the open-source JavaScript toolchain faster for all humans and agents