WebAIM provides information and resources about web accessibility for people with disabilities.
Adg
The Accessibility Developer Guide teaches how to build accessible websites.
About Adg
The Accessibility Developer Guide (ADG) is a community-driven, open-source educational resource created by the Swiss foundation Access for all, focused on teaching how to build accessible websites. It is developed and maintained in collaboration with multiple established web agencies, with public contribution guidelines available for community involvement. The guide targets web developers as its core audience, but is also relevant for testing staff, content editors, and project managers involved in web development work. A live published version of the guide is available at www.accessibility-developer-guide.com.
Key features
- Practical guidance for building accessible websites across skill levels
- Developed in collaboration with multiple established web agencies
- Community-driven open source resource with public contribution guidelines
- Targets web developers, testing staff, content editors, and project managers
- Live published version hosted at accessibility-developer-guide.com
- Aligned with WCAG accessibility standards
Best for: Web developers, testing staff, content editors, and project managers seeking guidance on building accessible websites.
Good for
- Community-driven open source model allows public contributions to improve content
- Collaboration with multiple established web agencies ensures credible, industry-relevant guidance
- Content is tailored for both beginners and experienced professionals across skill levels
Adg at a glance
- Website
- github.com/Access4all/adg
- Category
- Education & Learning › Learn to Code
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Not stated
- Language
- English
- Good for
- Developers
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Adg FAQ
Who is the primary audience for the Accessibility Developer Guide?
Web developers are the primary audience, though testing staff, content editors, and project managers also benefit from the resource.
Is the Accessibility Developer Guide an open source resource?
Yes, it is community-driven and open source, with public contribution guidelines available in its repository.
Where can the live published version of the guide be accessed?
The live site is hosted at www.accessibility-developer-guide.com.
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