Generate a QR code in PHP with no dependencies
For a TOTP enrolment screen, calling an image API posts the secret to a third party. A byte-mode encoder is a few hundred lines, and two specific bugs will cost you a day.
Tagged “svg”
5 entries
An SVG favicon that works everywhere
One small file, sharp at every size, adapts to dark mode, and needs no generator — plus the two lines that cover the browsers that still want a raster.
Donut chart in SVG using arcs
Proportions of a whole, drawn with stroked arc paths. Includes the one case that breaks every naive implementation: a single slice at 100%.
Horizontal bar chart in SVG
For ranked lists — top pages, top referrers, top earners. Horizontal because labels are words, and words do not fit under a vertical bar.
Draw a line chart in SVG with no JavaScript
Server-rendered SVG with native tooltips. No chart library, no CDN, no build step — which is what makes it portable to a site you hand to someone else.