Standards Library
Comprehensive documentation and guidelines for web standards, accessibility, security, and performance.
Most Referenced Standards
Accessibility Standards
WCAG 2.2 (Web Content Accessibility Guidelines)
The international standard for web accessibility developed by W3C. Covers Level A, AA, and AAA conformance criteria.
- Perceivable: Information must be presentable to users
- Operable: Interface components must be operable
- Understandable: Information must be understandable
- Robust: Content must work with current and future technologies
ADA (Americans with Disabilities Act)
U.S. civil rights law prohibiting discrimination against individuals with disabilities, including digital accessibility under Title III.
- Applies to public accommodations and commercial facilities
- Websites must be accessible to people with disabilities
- WCAG 2.1 Level AA is the accepted standard
- Enforcement through DOJ and private lawsuits
Section 508
U.S. federal law requiring electronic and information technology to be accessible to people with disabilities.
- Applies to federal agencies and contractors
- Harmonized with WCAG 2.0 Level AA
- Includes procurement requirements
- Enforced by U.S. Access Board
Mobile Accessibility
Standards and best practices for accessible mobile applications and responsive websites.
- Touch target sizes (minimum 44x44 CSS pixels)
- Screen reader compatibility (VoiceOver, TalkBack)
- Gesture alternatives for complex interactions
- Responsive design and mobile-first development
Technical Web Standards
HTML5 Standards
Semantic markup, document structure, and HTML5 APIs.
- Semantic elements
- Forms and validation
- Multimedia elements
- Canvas and SVG
CSS Guidelines
Modern CSS, layouts, responsive design, and best practices.
- Flexbox and Grid layouts
- Responsive design patterns
- CSS variables and custom properties
- Animation and transitions
JavaScript & APIs
Modern JavaScript, Web APIs, and progressive enhancement.
- ES6+ features and syntax
- Web APIs (Fetch, Storage, etc.)
- Progressive enhancement
- Framework best practices
Privacy & Security Standards
GDPR (General Data Protection Regulation)
EU privacy law governing data collection, processing, and user rights.
Learn MorePerformance Standards
Core Web Vitals & Performance Metrics
Google's Core Web Vitals and other performance standards for optimal user experience.
- LCP (Largest Contentful Paint): Loading performance (< 2.5s)
- FID (First Input Delay): Interactivity (< 100ms)
- CLS (Cumulative Layout Shift): Visual stability (< 0.1)
- Additional Metrics: Time to First Byte, Speed Index, Total Blocking Time