CSP for Deck.gl: A Real-World Before and After

CSP for Deck.gl: A Real-World Before and After Deck.gl is one of those libraries that looks straightforward until you lock down your Content Security Policy and the map quietly dies in production. I’ve seen this happen more than once: everything works locally, the app gets deployed behind a stricter CSP, and suddenly you’re staring at a blank canvas, a couple of cryptic console errors, and a team chat full of “did maps just break?” ...

July 6, 2026 · 7 min · headertest.com