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PrismKit

JSONPath Tester

Local

Run RFC 9535 JSONPath queries against a JSON document and see the matched values, their normalized paths, and where they sit.

JSON Schema Generator

Infer a draft 2020-12 JSON Schema from a JSON sample, including required keys and common string formats.

JSON Size Analyzer

See where the bytes in a JSON document go: size by path and key, depth, type counts, the largest arrays and strings, and repeated values.