JSON Lines would probably beat that out: https://jsonlines.org/ https://jsonlines.org/ I phrase that carefully. "Better"? "Worse"? Very subjective. But in the

JSON Lines would probably beat that out: https://jsonlines.org/ https://jsonlines.org/ I phrase that carefully. "Better"? "Worse"? Very subjective. But in the current environment, "likely to beat out CSV"? Oh, most definitely yes. A solid upside is a single encoding story for JSON. CSV is a mess and can't be un-messed now. Size bloat from endless repetition of the object keys is a significant disadvantage, though.