Cloudflare and VoidZero bring tsrs, a Rust TypeScript compiler, into Oxc
Max Schwenk built tsrs at Owner.com to ease costly checks; Cloudflare and VoidZero are incubating the experimental port in Oxc, with early performance claims still self-reported.
By RuntimeWire Staff · Published
Primary source: Cloudflare Blog
Why it matters
Schwenk's Owner.com use case shows why compiler memory matters to agent-driven development: every checker competes with the agents and services around it. tsrs could make those workflows easier to run locally or in Wasm sandboxes, if it keeps pace with TypeScript's behavior.

Cloudflare and VoidZero are taking tsrs, a Rust port of the TypeScript compiler, into the Oxc toolchain, with Max Schwenk credited for building the port. The project is experimental. Schwenk says Owner.com's large TypeScript codebase made routine checking expensive enough to constrain how many coding agents engineers could run at once.…
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