twentyonepixels

twentyonepixels is an owner-led software development studio for custom software, web applications and AI solutions, based in Bietigheim-Bissingen near Stuttgart, Germany. We build websites and web applications with Laravel, Vue.js, React and Next.js, and use AI where it brings measurable benefit: GDPR-compliant chatbots, RAG knowledge bases and workflow automation. All AI solutions are hosted in Germany and meet the transparency obligations of Article 50 of the EU AI Act. Founded and run by Alexander Seidler, a certified application developer (German IHK qualification "Fachinformatiker für Anwendungsentwicklung"). From concept and design to development, hosting and maintenance, everything comes from one hand. We work for clients in Germany, Austria and Switzerland, in German or English, with in-person support in the Stuttgart, Ludwigsburg and Heilbronn region.