The next C++ standard (C++26) is getting exciting new features. One of these features is compile-time reflection. It is ideally suited to serialize and deserialize data at high speed. To test it out, we extended our fast JSON library (simdjson) and we gave a talk at CppCon 2025. The video is out on YouTube.

JSON and C++26 compile-time reflection: a talk

by Daniel Lemire

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