irjson.com – Browser-based private JSON viewer, formatter, and diff tool

Summary: irjson.com is a fully client-side JSON tool that formats, validates, diffs, queries, and visualizes JSON without sending data to any server. It supports JSONPath, JMESPath, jq queries, schema validation, and conversion to YAML, CSV, and TypeScript. The tool includes an AI assistant requiring a user-provided API key and works offline as a progressive web app.

What it does

It runs entirely in the browser, enabling JSON formatting, validation, side-by-side diff comparison, querying with JSONPath, JMESPath, and jq, visualization as graphs or charts, and conversion to multiple formats. The AI assistant helps generate queries and interact with JSON data.

Who it's for

Developers handling sensitive JSON data who require privacy and offline functionality without uploading data to external servers.

Why it matters

It ensures JSON data privacy by processing everything locally, eliminating the risk of exposing sensitive information to third-party servers.