Formatters & Beautifiers

Code formatters and beautifiers transform minified, compressed, or poorly formatted code into clean, readable, properly indented source code. Whether you're reviewing someone else's code, debugging production issues from minified bundles, or preparing code for documentation, these tools make code instantly readable.

Why Use These Tools?

Readable code is maintainable code. When you receive minified JavaScript from a CDN, a one-line SQL query from a log file, or compressed HTML from a web scraper, formatting it properly is the first step to understanding it. These tools handle the tedious work of proper indentation and line breaking instantly.

All formatters & beautifiers on Devkitr are completely free and run 100% in your browser. Your data never leaves your device — there are no server-side requests, no data logging, and no sign-up required.

Best Practices

• Establish consistent formatting rules (indentation, line width, bracket style) across your team
• Use formatter tools to clean up code before committing to version control
• Format SQL queries before reviewing them to catch logical errors more easily
• Beautify minified production code when debugging to trace issues through the source

Privacy & Security

Every tool in this category processes your data entirely in your browser using JavaScript. We never transmit, store, or log any data you input. You can verify this by opening your browser's Developer Tools and monitoring the Network tab while using any tool — you'll see zero data requests related to your input.

Available Tools

• SQL Formatter – SQL beautifier — format and beautify SQL queries with proper indentation online.
• HTML Formatter – Beautify HTML code with proper indentation, nesting, and readability.
• CSS Beautifier – Beautify minified or messy CSS with consistent formatting and indentation.
• XML Formatter – Format and beautify XML documents with proper indentation and structure.
• JavaScript Formatter – Beautify and format JavaScript and TypeScript code with proper indentation.
• YAML Formatter – Validate and beautify YAML documents with proper indentation and structure.
• SVG Optimizer – Optimize and minify SVG markup — remove metadata, comments, and redundant attributes.
• JavaScript Minifier – Minify JavaScript code by removing whitespace, comments, and shortening variable names.
• CSS Minifier – Minify CSS code by removing whitespace, comments, and optimizing selectors.
• Liquid Template Previewer – Parse and preview Liquid templates with custom JSON data context.
• PHP Code Formatter – PHP beautifier & formatter — format and beautify PHP code online.
• AST Explorer – Paste JavaScript or TypeScript code and view the AST (Abstract Syntax Tree) visually.
• Regex Debugger – Step-by-step regex matching visualization with capture group highlighting.
• TypeScript Playground – Write TypeScript and see compiled JavaScript output in real-time.
• Bundle Minifier – Minify HTML, CSS, and JavaScript together in one shot.