Datasets Citibike stations Format: CSV Marathons Format: CSV Google Docs https://docs.google.com/spreadsheets/d/1ZUVQ1UN_mZMi4LJveTrIAVlem24DSNl6uNxN7b9AGrs/edit?usp=sharing Utilities stream-json Node.js stream components for creating custom JSON processing pipelines with a minimal memory footprint. https://github.com/uhop/stream-json/wiki/StreamArray