jpp
Pretty fast JSON pretty-printer.
Features
- fast even with large inputs
- syntax highlighting
- encode Unicode escapes as UTF-8
Usage
jpp reads JSON data from stdin and print-prints it to stdout.
You can for example pretty-print a JSON file:
$ jpp < data.json
Or use jpp with other commands:
$ curl -s https://api.myip.com | jpp
Benchmark
Pretty-print countries.json (474K).
| Command | Mean [ms] | Min…Max [ms] |
|---|---|---|
jpp |
6.8 ± 1.1 | 5.9…14.8 |
json_reformat |
7.8 ± 0.8 | 7.3…13.3 |
jshon |
23.2 ± 1.4 | 22.0…32.0 |
jq |
31.3 ± 2.7 | 29.1…45.1 |
json-glib-format |
41.7 ± 4.4 | 37.4…55.7 |
json_xs |
42.2 ± 3.9 | 39.0…59.7 |
aeson-pretty |
81.0 ± 8.3 | 75.1…111.2 |
python -m json.tool |
125.0 ± 5.8 | 119.0…142.6 |
json_pp |
464.5 ± 12.8 | 446.7…484.3 |
prettier |
1686.8 ± 29.8 | 1630.8…1734.3 |
License
MIT