ZenithSVG is a free, client-side SVG code editor with instant live preview. Write markup by hand with full Monaco editing and see it render in real time, no account, no limits, nothing sent to a server. Built-in tools: Typography (font/weight/size/spacing with live preview), Gradient builder, Stroke builder, SVG/PNG export (1x–4x, transparent bg), local project save, and installable PWA support. Everything runs in your browser.