Open-Sourcing Signet Trainer: Multimodal LoRA Training for Minimax H3 and LTX

lmofr · reddit · 2026-08-13

A developer has released Signet Trainer, a from-scratch rebuild of a video/image LoRA trainer, now open-source on GitHub. The tool focuses specifically on models and workflows the author uses in daily practice.

Currently supported models and features:

The author notes that the trainer architecture was heavily shaped by musubi-tuner and ostris/ai-toolkit.

Related event: Open-Source Signet Trainer Released for Multimodal LoRA(2 posts)→

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