I work on OnePassApps, the team behind app.onepassapps.com. This post is a census of our own served HTML: the inline vector graphics the server sends before a single line of our app code runs, counted across all 56 URLs in our sitemap.

Everything below was measured on 10 November 2026 with plain HTTPS from one machine, outside the browser, signed out, no session, no cookies and no JavaScript executed. One guide page was then opened in a real browser at two viewport widths to check how the stylesheet behaves. Facts file: content/svg-icon-layer-facts-2026-11-10.json .…