About JSONVault

What is JSONVault?

JSONVault is a fast, open-source JSON toolkit for developers. Validate, pretty-print, minify, diff, query, and share JSON snippets — all from one clean interface. No signup, no tracking, no limits on features.

Features

  • ✓ Validate — instant syntax check with line/column error info
  • ✓ Format — pretty-print with configurable indent + key sorting
  • ✓ Minify — strip whitespace, see compression stats
  • ✓ Diff — structural comparison of two JSON documents
  • ✓ Query — extract values with dot-notation paths
  • ✓ Share — save snippets and get shareable short URLs

API

Every feature is available via a REST API. Visit /docs for the interactive Swagger documentation with request/response examples.

Tech Stack

Python FastAPI Jinja2 Tailwind CSS PostgreSQL Redis Docker

Open Source

JSONVault is open source. View the code on GitLab.