What coding standards and best practices does Milestone9 adhere to in web development projects?

At Milestone9, we ensure high code quality by adhering to industry standards, including:

• Envato’s WordPress Theme and Plugin Coding Standards for WordPress projects
• W3C validation with CSS Lint for HTML and CSS code
• PHP_CodeSniffer for PHP code
• WordPress Coding Standards

Our code is modular and extensible, with properly added actions and filters, allowing for easy addition of new functionality through add-ons or child themes.