JSON Cheat Sheet Tools
JSON reference and tools: the six data types and how they nest, escaping rules, number precision, trailing commas, comments and the limits of parsing.
JSON 速查表 (JSON Cheat Sheet) is a frequently consulted reference for developers. Keeping the reference and ready-to-use tools on one page cuts the cost of switching back and forth. All tools below run locally, are free, and need no sign-up.
Related Tools
- 📋JSON FormatterBeautify, minify and validate JSON data with syntax error detection. Catch malformed brackets and commas before they break your API integration or build.
- 🗜️JSON MinifyCompact JSON by stripping whitespace and newlines for smaller file size, faster network transfers and reduced payload overhead in JSON API responses and config.
- 🆚JSON DiffCompare two JSON documents and highlight deep differences with an inline view for spotting API response changes and configuration drift issues. Copy the report.
- 🌳JSON Tree ViewerBrowse a large JSON document as a collapsible tree with search and path copy. Drill into deep API responses and copy any node path instantly. Copy any path.
- 🎯JSONPath FinderTest and extract data from JSON with JSONPath expressions in real time, with examples and match count for building and debugging complex nested queries.
- 🧬JSON to TypeScriptGenerate TypeScript interfaces from sample JSON with nested types, arrays and optional fields for typing API responses and configuration or payload objects.
- 📐JSON to JSON SchemaGenerate a JSON Schema (Draft-07) from sample JSON with properties, required fields and array items for runtime validation and API contract documentation.
- 🐹JSON to Go StructConvert sample JSON to Go structs with json tags, nested types and omitempty option for typing API clients, config loaders and data model definitions.
- ☕JSON to JavaGenerate Java classes from sample JSON with nested types, List generics, getters/setters and JsonProperty annotations for REST API clients and DTO classes.
- 🐍JSON to PythonGenerate Python dataclass or TypedDict from sample JSON with nested types, List generics and Optional fields for API response typing and config parsing.
- 🔷JSON to C#Generate C# classes from sample JSON with nested types, List generics and JsonProperty attributes for .NET models, splitting nested objects into their own.
- 📊JSON to CSVConvert a JSON array of objects to CSV with custom delimiters and headers, flatten nested keys and pick which fields to export for spreadsheet and BI tools.
- 📄JSON to YAMLConvert JSON data to YAML format with custom indentation and nested object support. Turn verbose JSON configs into clean readable YAML in a couple of seconds.
- 📑YAML to JSONConvert YAML data to formatted JSON with full nested structure support. Drop in config files for clean, indented JSON you can paste anywhere. Anchors expand.
- 📄JSON to XMLConvert a JSON document to XML with a custom root element and attributes for legacy system integration, SOAP APIs and enterprise data exchange pipelines.
- 📑XML to JSONConvert an XML document to JSON via DOMParser with attribute and namespace support for modernizing legacy API responses and configuration file processing.
- ⚙️JSON to TOMLConvert JSON to TOML config format with nested tables, arrays and typed values for Rust, Python and other project configuration and manifest file generation.
- ⚙️TOML to JSONParse a TOML document into JSON with tables, arrays, dates and multiline strings for inspecting, debugging and migrating project configuration files safely.
- 🔀Data Format ConverterConvert between JSON, YAML, TOML, XML and CSV in one place with a single paste and instant preview for seamless multi-format config and data conversion.