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Building an Inclusive Digital World with Open Source
Practical guides, automated testing libraries, and design audits to align your projects with WCAG 2.2 standards.
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What you will find on OSSACC
Open Source Tools
Discover and integrate community-driven software libraries that automate your accessibility audits and enforce compliance standards directly in your build pipelines.
Inclusive UI Design
Learn how visual styles, cognitive focus hierarchies, and sound architecture choices can create a seamless experience for people of all physical and cognitive abilities.
WCAG Compliance Frameworks
Master the complex specifications of WCAG 2.2 Level AA and AAA with distilled checklists, code paradigms, and clear visual demonstrations.
Trusted Resources
Ossacc organizes curated lifestyle products and buying guides into simple pages, clear categories and practical resources for readers.
Featured picks
OSSACC Accessibility Audit Kit
An interactive spreadsheet, checklist, and automation configuration package tailored to fast-track your team's WCAG 2.2 alignment.
Inclusive UI React Component Library
Ready-to-use, robustly tested React components with keyboard focus management and screen reader optimization built right in.
Private Team Training Session
A live, two-hour technical workshop for your development team covering automated linting, manual testing, and screen reader navigation.
Ossacc Pick 4
A recommended option for visitors interested in curated lifestyle products and buying guides, selected for value and usefulness.
Ossacc Pick 5
A recommended option for visitors interested in curated lifestyle products and buying guides, selected for value and usefulness.
Ossacc Pick 6
A recommended option for visitors interested in curated lifestyle products and buying guides, selected for value and usefulness.
Latest articles
WCAG Compliance
Getting Started with WCAG 2.2 Guidelines
Discover the key changes in WCAG 2.2 and learn how to implement the newest criteria to keep your web apps accessible.
Open Source Tools
Top 5 Open Source Accessibility Checkers
Discover the best open-source accessibility tools that you can integrate into your local environment to audit websites instantly.
Inclusive Design
How to Design Keyboard-Accessible Navigation Menus
A deep dive into creating robust, accessible header navigation menus that function flawlessly for keyboard-only and screen reader users.
Developer Tutorials
Implementing ARIA Landmark Roles Correctly
Learn how to use semantic HTML5 elements and ARIA landmark roles to help screen reader users parse your pages efficiently.
Assistive Technology
A Guide to Testing Websites with Screen Readers
Learn the basics of testing your website with screen readers like NVDA and VoiceOver to uncover hidden accessibility bugs.
Inclusive Design
Color Contrast Ratios and Inclusive Design
Master contrast requirements to design readable, beautiful websites that accommodate users with low vision and color blindness.
Open Source Tools
Using axe-core for Automated Accessibility Testing
A hands-on technical guide to integrating the open-source axe-core testing library into your automated development workflows.
Developer Tutorials
Creating Accessible HTML Forms
Learn how to build forms that are fully accessible to screen readers, support clear error reporting, and follow modern standards.
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Need more information?
Explore the latest guides or contact the team at contact@ossacc.org.