Wasmer adds a Swift SDK for running sandboxed Python and Node.js on iPhone
The iOS backend uses WebKit inside a hidden WKWebView, requires iOS 27 or later and remains experimental; Wasmer says its demo app has not entered review.
By Ryan Merket · Published · Updated
Primary source: X
Why it matters
Wasmer is adapting its sandbox runtime to Apple's iOS constraints by relying on WebKit rather than bundling a separate Wasm compiler. That makes local developer tools possible inside Swift apps, but iOS 27 requirements, experimental status and the unreviewed demo leave distribution and performance claims to be proven.
Wasmer released a Swift SDK on September 23rd that lets app developers embed Wasmer sandboxes in iOS and macOS apps, bringing tools including Python, Node.js, FFmpeg and Clang onto Apple devices. The launch extends Wasmer's WebAssembly runtime into native Swift apps, with founder and CEO Syrus Akbary (@syrusakbary) presenting the release as another step toward running software across platforms.
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