JSON Formatter
Format, minify and validate JSON with a browsable tree.
Turn a cron schedule into a sentence you can check, then see the next eight times it will actually fire in your own timezone. Field-by-field breakdown, common presets, and support for six-field expressions and @daily-style aliases.
Five fields (minute hour day-of-month month day-of-week), or six with a leading seconds field. Aliases like @daily work too.
At minute 0, 15, 30 and 45 past hour 9, 10, 11, 12, 13, 14, 15, 16 and 17, Monday through Friday.
| Field | Value | Matches |
|---|---|---|
| Minute0–59 | */15 | 0, 15, 30, 45 |
| Hour0–23 | 9-17 | 9, 10, 11, 12, 13, 14, 15, 16, 17 |
| Day of month1–31 | * | Every value |
| Month1–12 | * | Every value |
| Day of week0–6 (Sun–Sat) | 1-5 | Monday, Tuesday, Wednesday, Thursday, Friday |
Format, minify and validate JSON with a browsable tree.
Test regular expressions with live highlighting and groups.
Convert CSV to JSON and back, with a live preview table.
Encode and decode Base64 text, files and data URLs.