jq
7.2#3 in json toolsFree planFree planWebLinuxmacOSSelf-hosted
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jq suits developers and other command-line users who need to query, filter, or reshape JSON streams. Its incremental parsing option may be useful when working with very large inputs.
JSON OS suits people who need browser-based tools for editing, checking, comparing, or exporting JSON, as well as writing and previewing Markdown. It may also fit users who want a no-signup workflow and local processing, as described by the maker.