Lottie QA Toolkit

Audio Check & Repair

Scans Lottie animation.json files for embedded audio layers (ty:6) and audio asset references — and removes them on demand. Runs entirely in your browser; no data is uploaded.

Drop a ZIP or JSON file here or click to browse Accepts: .zip with any nested animation.json · or one or more .json files

Summary

Files scanned

Clean

With audio leftovers

Issues found

Per-file findings

File	Audio layers (top)	Audio layers (nested)	Audio assets	Status

Log

Drop audio files here or click to browse Accepts: .wav · .mp3 · .m4a · .aac · .ogg · .flac · or a .zip containing audio

Encoding settings

Presets:

Bitrate Voice / VO: 96–128 kbps is optimal.

Sample rate Project standard: 44.1 kHz.

Channels Mono is required for the Lottie pipeline.

Files

File	Original	Encoded	Δ Size	Status

Log

Pipeline: Web Audio decode · OfflineAudioContext resample · LAME encode (@breezystack/lamejs) · ZIP via JSZip