jq - jq is like sed for JSON data - you can use it to slice and filter and map and transform structured...
JSON Crack - Seamlessly visualize your JSON data instantly into graphs; paste, import or fetch!
fx - Command-line JSON processing tool
JSON Editor Online - View, edit and format JSON online
jello - jello is a command line tool that filters JSON data using pure python syntax.
JSON Hero - JSON Hero makes reading and understand JSON files easy by giving you a clean and beautiful UI packed with extra features.