Wax: open-source sub-millisecond RAG library for Apple Silicon, no server required

A new open-source Swift library called Wax provides local RAG (retrieval-augmented generation) on Apple Silicon with sub-millisecond performance. It stores everything in a single file with zero infrastructure required, positioning itself as "the SQLite for AI memory." The library supports iOS 26 and macOS 26, running entirely on-device. It gained traction on Hacker News, reflecting developer interest in local-first AI memory solutions that avoid cloud dependencies.

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