Many online image tools begin with the same instruction: upload your file. That is convenient, but it also means trusting an unfamiliar server with profile photos, identity documents, application images, or private screenshots. When I built Shard Tools , I wanted the image-processing step to happen inside the browser instead. I also wanted that claim to be inspectable rather than another privacy slogan. What the resizer does The 200×200 image resizer creates an image tha...