Freemium
quicktype
Open SourceJSON · Data Formats
Generate types and serializers from JSON: TypeScript, Java, Kotlin, Go and more.
jsoncodegentypescriptconverter
Discover the 3 best command-line tools for data formats. Terminal-first tools built for scriptability and developer workflows. Curated, compared, and updated for developers.
| Tool | Pricing | Platforms | Top Strength | Link |
|---|---|---|---|---|
| quicktype | freemium | web, cli | Generate types and serializers from JSON: TypeScript, Java, Kotlin, Go and more. | Details → |
| CSVKit | free | cli | Suite of command-line utilities for converting to and working with CSV. | Details → |
| VisiData | free | cli | Terminal spreadsheet for exploring CSV, JSON, Excel and more. | Details → |
JSON · Data Formats
Generate types and serializers from JSON: TypeScript, Java, Kotlin, Go and more.
CSV · Data Formats
Suite of command-line utilities for converting to and working with CSV.
CSV · Data Formats
Terminal spreadsheet for exploring CSV, JSON, Excel and more.