Tools
17 utilities, grouped by task. Every one of them runs in your browser; your input is not sent anywhere.
Data
Format, validate, inspect and convert structured data.
- JSON FormatterLocalPretty-print, minify and validate JSON with exact error positions.
- JSON ValidatorLocalCheck JSON syntax and get a plain-language diagnosis of what is wrong.
- JSON ViewerLocalExplore JSON as a collapsible tree, search keys and copy paths.
- JSON ↔ YAML ConverterLocalConvert JSON to YAML and YAML to JSON in either direction.
- JSON ↔ CSV ConverterLocalConvert arrays of objects to CSV and CSV back to JSON.
Encoding
Encode and decode text for transport and URLs.
Security
Inspect tokens and compute hashes, locally.
Generators
Identifiers and random values from a secure source.
Development
Test and debug everyday development inputs.
Time
Timestamps, epochs and date representations.
Network
Addressing and subnet math.
DevOps
Scheduling and Unix system utilities.