Guide
Long-form articles on Lottie file size, the WebP/frame-skipping pipeline, and best practices for designers and developers shipping animations to production.
Why your Lottie file is 70 MB
The structural reason designer-exported Lottie files explode in size — embedded PNG frame sequences, base64 overhead, and why traditional vector optimizers can't help.
Best practices for shipping Lottie
Concrete rules of thumb for designers (how to export from After Effects), developers (how to integrate without bloat), and product managers (when to use Lottie vs MP4 or WebM).
How the lottie-mini compressor works
A technical walkthrough of the in-browser pipeline — PNG decode, WebP re-encode via libwebp.js, frame stride, and timeline rewriting — and why it stays 100% local.