An opinionated code formatter that enforces a consistent code style.
Best DirtyMarkup Alternatives ranked by AI · updated Aug 2026
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DirtyMarkup is a browser-based beautifier and cleanup tool for HTML, CSS, and JavaScript. It is intended for developers who need readable formatting and basic cleanup of pasted or minified front-end code.
Top 6 DirtyMarkup alternatives
FreeFormatter is a browser-based collection of formatters, validators, encoders, decoders, and generators for developers. It is particularly useful for XML, JSON, SQL,...
Pros
- Strong coverage of XML, JSON, SQL, and markup formatting
- Provides validators and converters alongside formatters
- Simple browser access with no installation
Cons
- Older-looking interface than CodeSwissKnife
- Less comprehensive for security and cryptographic workflows than CyberChef
- Fewer modern desktop integrations than DevToys or DevUtils
Smart Mob HTML Formatter is a browser-based utility for formatting and beautifying HTML code. It is intended for developers who need quick...
Pros
- Free browser-based access with no installation
- Faster for one-off formatting than desktop editors
- Useful for quickly making compressed HTML readable
Cons
- Fewer customization options than Prettier
- Not a full HTML validator or linter
- Less suitable for automated project formatting
4
Code Beautify
Code Beautify
Code Beautify is an online toolbox for formatting, validating, converting, and minifying web code and data formats. It targets developers and technical...
Pros
- Offers a much wider set of code and data tools than Minifier.org
- Supports minification alongside validation, conversion, and formatting
- Convenient for mixed-format troubleshooting tasks
Cons
- More cluttered than a dedicated minification interface
- Tool quality and controls differ across supported formats
- Not a replacement for reproducible command-line builds
5
HTML Tidy
HTML Tidy community
HTML Tidy is an open-source utility for cleaning, repairing, and formatting HTML and XHTML. It is best for developers who need standards-oriented...
Pros
- Repairs and normalizes malformed HTML before further processing
- Supports command-line automation and configuration
- More appropriate than simple stripping when valid markup matters
Cons
- Primarily cleans markup rather than directly producing plain text
- Has a steeper configuration burden than HTMLStrip
- Output can differ from the original document after normalization
Free, open source
6
BeautifyTools
BeautifyTools
BeautifyTools is a collection of web-based beautifiers for HTML, CSS, JavaScript, XML, and related formats. It targets developers who need fast browser-based...
Pros
- Simple browser workflow for formatting HTML snippets
- Includes beautifiers for several web languages
- Requires no local installation or project setup
Cons
- Fewer team and automation features than Prettier
- Less capable for full project-wide formatting
- Online handling may be unsuitable for confidential code
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