QuickChart
Render Chart.js charts, QR codes, and graphs as images via a simple URL-based API.
QuickChart is listed in Dev Tools.
Key metrics
Fair use Rate limit Free, no key: fair-use public chart rendering (roughly a few requests/sec); paid plans remove watermark and raise limits.
Gotchas
No gotchas documented yet. Contribute one if you know a constraint we missed.
Labels
- No auth
No auth
Callable with no API key or login — lowest-friction to integrate.
charts images qr visualization rendering