Refine your interface with precision. StarLint identifies layout inconsistencies and accessibility gaps to keep your digital experiences pixel-perfect.
✦ Drag me to your bookmarks bar ✦
StarLintDrag the big star button above to your browser's bookmarks bar. No install, no extension, no sign‑up.
Go to any site you want to audit — your own project, a client's site, anything on the web.
Click the bookmarklet and watch the panel pop up with your full design audit in seconds.
Flags every element where margin or padding isn't a multiple of 8 px — the industry‑standard grid. Highlights them in red so you can't miss them.
Uses the WCAG luminance formula L = 0.2126R + 0.7152G + 0.0722B to check if text is readable. Flags anything below a 4.5 : 1 ratio.
Toggles a pink 1 px outline on every element so you can spot nesting problems, overlapping boxes, and sneaky layout bugs instantly.
Finds images missing alt text and form inputs without labels — the most common accessibility mistakes on the web.
A real‑time summary panel pops up directly on the page: spacing issues, contrast fails, and accessibility gaps — all counted and listed.
Exports the full audit as a JSON file and opens a notepad view — so everyone can read the errors, not just devs.