JSON Formatter & Validator
Pretty-print, minify, and validate JSON payloads.
Category: Code & Developer Tools
Format / Minify update the output panel. Validate checks input only. Indent applies to formatted view.
Formatted output appears here…Tips
Quick guidance for using our tools safely and effectively.
Privacy
Files are processed on the server for conversion only and are not used for training or shared with third parties.
Best results
Use the formats suggested in each tool. Large media files may take longer — keep the tab open until processing finishes.
Need something else?
Browse related tools below or explore other categories from the main Dev Tools hub.
Related tools
More utilities in the same category.
Regex Tester
Build and test regular expressions with live matches and explanations.
Base64 Encoder / Decoder
Encode or decode Base64 strings safely in your browser.
Text Diff Tool
Compare two texts or code snippets side by side.
SQL Formatter
Format and beautify SQL queries for readability.
CSS Minifier / Beautifier
Minify or beautify CSS stylesheets.
HTML Minifier / Beautifier
Minify or prettify HTML markup.