You should know this German non-profit.

Sozialhelden e.V. is a registered German non-profit focusing on disability advocacy and human rights (‘Sozialheld*innen’ is its German gendered form.)

Its projects engage people in activities promoting social justice. The organisation is funded primarily through donations and grants and has been awarded multiple national and international prizes for its projects – Wikipedia

I’m CTO at this organization. Where it’s feasible, its team improves the world with tech: The organization is behind projects like, Project Elevate, and Where it’s not feasible, it tries to educate.

If you are interested in accessibility, you should know them.