whatevertool logowhatevertool
data_object

JSON Tools

Privacy-first processing. Beautify, format, validate, evaluate, repair, and convert JSON data in your browser.

verified_userSecure: Zero Uploads

Format & Validate

data_object

JSON Formatter & Validator

Beautify, format, minify, and validate JSON code.

Format & validatearrow_forward
check_circle

JSON Validator

Validate JSON syntax and get plain-English hints for errors.

Validate JSONarrow_forward
build

JSON Repair Tool

Repair malformed JSON strings automatically (quotes, trailing commas, brackets).

Repair JSONarrow_forward
fact_check

JSON Schema Validator

Validate JSON payloads against drafts of JSON schemas.

Validate schemaarrow_forward

View & Edit

difference

JSON Diff

Compare two JSON structures to find added, removed, or changed fields.

Compare JSONarrow_forward
visibility

JSON Viewer

Explore JSON documents in an interactive, searchable tree view.

View JSONarrow_forward
edit

JSON Editor

Write, validate, and edit JSON with a side-by-side tree representation.

Edit JSONarrow_forward
view_list

NDJSON Viewer

Parse and explore Newline Delimited JSON logs line-by-line.

View NDJSONarrow_forward

Transform

compress

JSON Minifier

Minify and compress JSON strings to their minimum payload size.

Minify JSONarrow_forward
unfold_less

Flatten JSON

Convert nested JSON to flat dot-notation key-value pairs.

Flatten JSONarrow_forward
unfold_more

Unflatten JSON

Reconstruct nested JSON structures from flat dot-notation key-value pairs.

Unflatten JSONarrow_forward
sort

Sort JSON Keys

Sort JSON object keys alphabetically (ascending or descending) recursively.

Sort keysarrow_forward
code

JSON Escape & Unescape

Escape special characters in JSON or unescape stringified payloads.

Escape & unescapearrow_forward
call_merge

JSON Merge

Deep-merge two JSON objects and concatenate overlapping arrays.

Merge JSONarrow_forward

Query & Analyze

monitoring

JSON Size & Depth Stats

Analyse JSON size, nesting depth, key count, and data type distribution.

Analyze sizearrow_forward
route

JSONPath Evaluator

Query and extract properties from JSON objects using JSONPath queries.

Evaluate patharrow_forward
manage_search

JMESPath Evaluator

Query JSON files interactively using JMESPath syntax expressions.

Evaluate queryarrow_forward
terminal

jq Playground

Query, filter, slice, and transform JSON payloads using jq syntax.

Run queriesarrow_forward

Schema & Codegen

schema

JSON Schema Generator

Generate drafts of JSON schemas directly from sample JSON instances.

Generate schemaarrow_forward
auto_awesome

Schema Mock Generator

Generate mock JSON sample data from a JSON schema.

Generate mockarrow_forward
code

JSON to TypeScript

Convert JSON objects to clean TypeScript interface definitions.

Generate typesarrow_forward
code

JSON to Python Dataclass

Convert JSON structures to Python dataclass class structures.

Generate dataclassarrow_forward
code

JSON to Go Struct

Convert JSON structures to Go struct formats with JSON tags.

Generate structarrow_forward

Convert Format

swap_horiz

JSON to YAML Converter

Convert JSON structures to readable YAML output.

Convert to YAMLarrow_forward
swap_horiz

YAML to JSON Converter

Convert YAML structures to standard JSON fields.

Convert to JSONarrow_forward
swap_horiz

JSON to XML Converter

Convert JSON structures to standard XML node structures.

Convert to XMLarrow_forward
swap_horiz

XML to JSON Converter

Convert XML documents to structured JSON payloads.

Convert to JSONarrow_forward
swap_horiz

JSON to TOML Converter

Convert JSON structures to readable TOML tables.

Convert to TOMLarrow_forward
swap_horiz

TOML to JSON Converter

Convert TOML documents to structured JSON trees.

Convert to JSONarrow_forward
table_chart

JSON to HTML Table

Convert JSON arrays of objects to clean HTML tables.

Convert to tablearrow_forward
table_chart

JSON to Markdown Table

Convert JSON arrays of objects to standard Markdown tables.

Convert to tablearrow_forward
database

JSON to SQL Converter

Convert JSON arrays of objects to SQL INSERT statements.

Convert to SQLarrow_forward
add

More coming soon

We are building new browser-based tools every week.