Debug
Every page of the demo records what was downloaded and uploaded, so browse around and come back. Scroll over a chart to zoom, drag to pan, and hover a hump for the file.
Download
One hump per file, stacked, so the top edge is the total. The dashed line is Freeloader's estimate. script css image fetch/xhr other
Upload
One hump per upload Freeloader timed, stacked. Browsers don't time uploads themselves, so these are Freeloader's own measurements. The dashed line is its estimate.