InfoQ - WebAssembly - News

Python Workers Reach GA on Cloudflare, with Questions about Cold Starts and Upstream Maintenance

Steef-Jan Wiggers — Tue, 29 Sep 2026 06:33:00 GMT

Cloudflare has made Python Workers generally available, built on PEP 783 and on socket syscalls implemented over the Workers connect API. The announcement carries no performance figures. A urllib3 maintainer questioned who supports the upstream work afterwards, and Wasmer's founder asked for cold-start numbers, citing about 1.027 seconds from Cloudflare's own earlier post.

By Steef-Jan Wiggers

Swift 6.4 Brings Subprocess 1.0, Improved Interoperability, Faster Wasm, and More

Sergio De Simone — Sun, 27 Sep 2026 14:00:00 GMT

The latest release of Swift, Swift 6.4, introduces a range of language and tooling improvements, including better performance through expanded support for non-copyable values, up to 40 times faster Wasm generated code, improved interoperability with C++20 and Java, and a new Subprocess library that provides a cross-platform API for launching and interacting with external processes.

By Sergio De Simone