JSON Tools

Free online JSON tools for developers. Minify JSON to reduce file size, beautify and validate JSON with proper indentation, and convert JSON data into a readable HTML table. Format and transform your JSON instantly, client-side.

3 free online json tools below that run entirely in your browser. No signup, no uploads — fast and private.

JSON Minifier

Compress JSON data by removing whitespace for smaller file sizes.

JSON Beautifier

Format and beautify JSON data with proper indentation and validation.

JSON to HTML Table

Convert JSON data into a readable HTML table.