The Best Free CodeBeautify
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Is ToolStack's JSON formatter better than CodeBeautify's?

ToolStack's JSON formatter includes syntax-highlighted output with colour-coded types, a collapsible tree view, multi-tab support for comparing multiple JSON files, a stats panel (key count, depth, null count), and both format and minify modes. It also validates JSON with exact error positions. Everything runs in your browser — nothing is sent to a server.

Does ToolStack support more SQL dialects than CodeBeautify?

Yes. ToolStack's SQL formatter supports four dialects: PostgreSQL, MySQL, SQLite, and T-SQL (SQL Server). CodeBeautify's SQL formatter uses a single generic dialect. ToolStack also has dedicated sub-pages for each dialect optimised for dialect-specific syntax.

Does ToolStack have ads like CodeBeautify?

No. ToolStack has no display ads on tool pages. You can use any tool without pop-ups, banners, or ad interruptions.

Is ToolStack's data processing browser-based like CodeBeautify?

ToolStack processes most tools entirely in your browser — JSON formatting, SQL formatting, Base64 encoding, regex testing, password generation, and more never send data to a server. This is important for sensitive data like API keys, database queries, and credentials.

What does ToolStack have that CodeBeautify doesn't?

ToolStack includes AI-powered tools (grammar checker, text summarizer, paraphrasing tool, AI prompt generator, blog title generator), finance calculators (mortgage, salary, VAT, compound interest, tip), collectibles tools (card grading, eBay offer calculator), and a broader set of writing tools. It also has a more modern UI with dark mode, better mobile support, and consistently faster performance.