quicktype
Generates typed models from JSON, JSON Schema and GraphQL
12 tools like DummyJSON, chosen by what they do. About DummyJSON

Generates typed models from JSON, JSON Schema and GraphQL

Preview how links look on social media and generate OG images

Visualize JSON, YAML, CSV and XML as interactive graphs

Converts code between formats such as JSON, YAML, SVG and TypeScript

Free collection of online tools for developers and IT work

Offline desktop toolkit with 30 tools for everyday developer tasks

Hand-picked collection of Open Graph images for inspiration

Browser tool for encoding, encryption, compression and data analysis

Decode, verify and generate JSON Web Tokens in your browser

Learn, build and test regular expressions with live matching

Cron schedule editor that explains expressions in plain English

Generate random version 4 UUIDs online, one at a time or in bulk