I've used it in production, can confirm it is awesome. Flatbuffers destroys ProtoBuf both in terms of allocations(1 vs N where N is usually huge) and deseriali

I've used it in production, can confirm it is awesome. Flatbuffers destroys ProtoBuf both in terms of allocations(1 vs N where N is usually huge) and deserialization speed. You also get explicit control over your data layout in memory when you write the message. So if you know what your read patterns are up-front you can get amazing cache usage even in managed languages.