An interactive introduction to the terrific experience of rendering Arabic and its technical debt
Summary
This article provides a deep dive into Arabic typography on the web, tracing how historical typesetting practices, Unicode encoding, and bidirectional text interact with modern rendering engines. It explains why naive justification and simple fonts fail, and how open-source tooling like HarfBuzz and Amiri enable correct rendering today. It also highlights the broader implications for accessibility and cross-script digital publishing.