# JSON Explorer > Free JSON Explorer and Playground. Paste JSON, explore the tree, and run JavaScript snippets against your data in the browser. No sign-up. JSON Explorer is a free, client-side developer tool for exploring JSON, running JavaScript against your data, converting between formats, and generating mock data from custom schemas. Everything runs in the browser — no account or server upload required. ## Home - [JSON Explorer](https://codefrydev.in/JsonPlayground/): Explore, edit, and query JSON or XAML. Tree view, JavaScript execution, and instant conversion between formats. ## Playgrounds - [JSON Playground](https://codefrydev.in/JsonPlayground/json): Paste JSON, explore the tree, run JavaScript, and convert to XAML. - [XAML Playground](https://codefrydev.in/JsonPlayground/xaml): Edit XAML, view the tree, run JavaScript, and convert to JSON. - [YAML Playground](https://codefrydev.in/JsonPlayground/yaml): Edit YAML and view the parsed tree. Convert to JSON. - [CSV Playground](https://codefrydev.in/JsonPlayground/csv): Edit CSV, see table preview, and convert to JSON. - [TOML Playground](https://codefrydev.in/JsonPlayground/toml): Edit TOML and view the parsed tree. Convert to JSON. - [.env Playground](https://codefrydev.in/JsonPlayground/env): Edit .env key=value and see JSON preview. - [JWT Playground](https://codefrydev.in/JsonPlayground/jwt): Decode a JWT or encode header and payload into a signed token. - [JSON Generator](https://codefrydev.in/JsonPlayground/json-generator): Generate realistic mock JSON, CSV, or XML from a custom schema. Define fields, types, and blank rates — all in the browser. ## Converters - [XAML to JSON](https://codefrydev.in/JsonPlayground/xaml-to-json): Paste XAML in one panel, see JSON output in the other. - [JSON to XAML](https://codefrydev.in/JsonPlayground/json-to-xaml): Paste JSON in one panel, see XAML output in the other. - [YAML to JSON](https://codefrydev.in/JsonPlayground/yaml-to-json): Paste YAML in one panel, see JSON output in the other. - [JSON to YAML](https://codefrydev.in/JsonPlayground/json-to-yaml): Paste JSON in one panel, see YAML output in the other. - [CSV to JSON](https://codefrydev.in/JsonPlayground/csv-to-json): Paste CSV in one panel, see JSON array in the other. - [JSON to CSV](https://codefrydev.in/JsonPlayground/json-to-csv): Paste JSON array of objects, see CSV in the other panel. - [TOML to JSON](https://codefrydev.in/JsonPlayground/toml-to-json): Paste TOML in one panel, see JSON in the other. - [JSON to TOML](https://codefrydev.in/JsonPlayground/json-to-toml): Paste JSON object in one panel, see TOML in the other. - [XML to JSON](https://codefrydev.in/JsonPlayground/xml-to-json): Paste XML in one panel, see JSON tree in the other. - [JSON to XML](https://codefrydev.in/JsonPlayground/json-to-xml): Paste JSON in one panel, see XML in the other. - [.env to JSON](https://codefrydev.in/JsonPlayground/env-to-json): Paste .env in one panel, see JSON in the other. - [JSON to .env](https://codefrydev.in/JsonPlayground/json-to-env): Paste JSON object in one panel, see .env in the other. ## Documentation - [Extended site guide for LLMs](https://codefrydev.in/JsonPlayground/llms-full.txt) - [Sitemap](https://codefrydev.in/JsonPlayground/sitemap.xml) - [humans.txt](https://codefrydev.in/JsonPlayground/humans.txt) ## Optional - [Live site](https://codefrydev.in/JsonPlayground/) - [GitHub repository](https://github.com/codefrydev/JsonPlayground) - [Report an issue](https://github.com/codefrydev/JsonPlayground/issues)