Tools

Free developer tools

Small, private utilities for the API data you work with every day. Everything runs in your browser — nothing you paste is uploaded.

JSON Formatter

Format, validate and explore JSON in a tree, with exact error lines, nested-string decoding and saved history.

Open JSON Formatter

XML to JSON

Convert XML to JSON with attributes and repeated tags handled, then explore the result in a tree.

Open XML to JSON

Private by design. Parsing happens in a web worker in your browser, and history is kept in your browser's local storage. Session recording is switched off on these pages.