ZTABS JSON Formatter

Format, minify and validate JSON in the browser

What it is

Paste JSON to pretty-print it with a 2-space indent, minify it, or validate it with error messages that give the line number. It also shows character count, depth and key count. Free with no signup.

Maker: ZTABS LLC
Category: Dev Tools
Listed: September 27, 2026

json
formatter
validator
developer-tools

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