Staying Secure: How PrettyJson.site Keeps Your Data Private

Because JSON can contain sensitive data — your tool should respect that.

Published: 2025

Privacy-first JSON editing — local processing with a minimal backend

Developers often work with API responses, configuration files, and test data that can include sensitive values — API keys, user identifiers, or internal references. That makes privacy an important consideration.

“PrettyJson.site is designed so your JSON never needs to leave your browser. We process formatting, validation, sorting, and conversions locally.”

How PrettyJson.site handles your JSON

All core JSON operations — beautify, minify, validate, compare, and convert — run entirely in the user’s browser. That means the JSON you paste or upload is used only by client-side code.

Backend usage

PrettyJson.site does have a lightweight backend, but it is not used to receive, process, or store editor JSON. The backend only supports:

Privacy-first workflow benefits

Performing all operations locally keeps your data private and secure. This approach ensures:

Practical examples

Extra safety tips

Final thoughts

PrettyJson.site gives developers a fast, friendly JSON editor that respects privacy by default. Core features run entirely in the browser, while the minimal backend only supports feedback and site updates.

Open PrettyJson.site