Jq

jq is a command line JSON processor, this works really well in tandem with HTTPie.

Usage

Get all elements from array response

jq '.[]'

Filter those elements on a key

# truthy test
jq '.[] | select(.mykey)'

# specific values
jq '.[] | select(.mykey === 'some value')'

Return only a specfic key from an array result

jq '.[].mykey'

Return a specific element's value based on a filter on a key in an array response

jq '.[] | select(.id == 123).mykey'