MiniMax H3 ecosystem roundup: person removal, 4K tiled generation and more
optimisticalish · reddit · 2026-10-08
A daily roundup of new community tools around MiniMax H3:
- Person Remover LoRA: supply original video plus a clean first frame; ComfyUI workflow with SAM 3.1 tracks and erases people from clips; first-frame fill-in via Flux Klein
- MosaicDiff: detects and tracks mosaic regions in video, then restores them with H3 plus a custom LoRA
- ComfyUI-H3ReferencePrep: face tracking across image batches with head/person fallback, face-mask repair and a Temporal Sanity Gate
- SyncTile: 4K generation via latent upscale plus nine overlapping tiles blended after every sampling step — seamless, 11 min for a 5s 4K clip on one 4090
- restore-enhance-improve LoRA: likely for restoring old footage
The author also maintains an organized directory of past roundups.
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