.json5

JSON5 relaxed JSON dialect with comments, parsed by JSON5-aware tooling

Syntax highlighted

Format facts

MIME type: application/json5
Apple UTI: public.json
Stock Quick Look: shown as plain text
Planned approach (census): syntax-highlight
Icon hint: generic-icon
Prevalence: common

Renderer note (from the census)

pure Go trivial

Gotchas: comments/trailing commas