What's Changed

• Hunyuan Video Support: Example workflows
• Improve Timestep ranges on rectified flow models. (Potentially breaking change for workflows that use nodes with start/end percent on rectified flow models)
• Experimental support for sage attention with: --use-sage-attention, make sure to install it first.
• Add support for attention masking in Flux by @Slickytail in https://github.com/comfyanonymous/ComfyUI/pull/5942 (better way of reducing the strength of flux redux, use strength_type attn_bias in "Apply Style model" node.
• Update web content to release v1.5.18 by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6075
• Update web content to release v1.5.19 by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6105
• ltxv: add noise to guidance image to ensure generated motion. by @michaellightricks in https://github.com/comfyanonymous/ComfyUI/pull/5937
• Add MaHiRo (improved/alternate CFG) by @yoinked-h in https://github.com/comfyanonymous/ComfyUI/pull/5975
• Add code owners by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/5873
• Fix SDXL generating black images when using --fast (fp8_ops) by @Haoming02 in https://github.com/comfyanonymous/ComfyUI/pull/5928
• Lint unused import by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/5973
• Add cond_scale to sampler_post_cfg_function by @catboxanon in https://github.com/comfyanonymous/ComfyUI/pull/5985
• Replace pylint with ruff by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/5987
• Update CI workflow to remove Windows testing configuration by @yoland68 in https://github.com/comfyanonymous/ComfyUI/pull/6007
• Optimize model library by @hayden-fr in https://github.com/comfyanonymous/ComfyUI/pull/5841
• Update README (Add new keybinding entries) by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6020
• Lint all unused variables by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/5989
• Lint and fix undefined names (2/N) by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6029
• Lint and fix undefined names (3/N) by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6030
• Lint and fix undefined names (1/N) by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6028
• Enforce F821 undefined-name by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6032
• Enforce all pyflake lint rules by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6033
• [Security] Fix potential XSS on /view by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6034
• add load 3d node support by @jtydhr88 in https://github.com/comfyanonymous/ComfyUI/pull/5564
• add_model_folder_path: ensure unique paths by removing duplicates by @bigcat88 in https://github.com/comfyanonymous/ComfyUI/pull/5998
• fix: prestartup script is not applied due to extra_model_paths.yaml and ensure custom paths are used during startup by @ltdrdata in https://github.com/comfyanonymous/ComfyUI/pull/5872
• (fix): added "model_type" to photomaker node by @bigcat88 in https://github.com/comfyanonymous/ComfyUI/pull/6047
• use String directly to set bg color for load 3d canvas by @jtydhr88 in https://github.com/comfyanonymous/ComfyUI/pull/6057
• Update README.md by @zlobniyshurik in https://github.com/comfyanonymous/ComfyUI/pull/6071
• add preview 3d node by @jtydhr88 in https://github.com/comfyanonymous/ComfyUI/pull/6070
• Add .github folder to maintainer owner list by @huchenlei in https://github.com/comfyanonymous/ComfyUI/pull/6027
• Make CLIP set last layer node work with T5 models
• Add ConditioningStableAudio node to set some stable audio specific model conditioning.

New Contributors

• @michaellightricks made their first contribution in https://github.com/comfyanonymous/ComfyUI/pull/5937
• @Haoming02 made their first contribution in https://github.com/comfyanonymous/ComfyUI/pull/5928
• @catboxanon made their first contribution in https://github.com/comfyanonymous/ComfyUI/pull/5985
• @hayden-fr made their first contribution in https://github.com/comfyanonymous/ComfyUI/pull/5841
• @jtydhr88 made their first contribution in https://github.com/comfyanonymous/ComfyUI/pull/5564
• @zlobniyshurik made their first contribution in https://github.com/comfyanonymous/ComfyUI/pull/6071

Full Changelog: https://github.com/comfyanonymous/ComfyUI/compare/v0.3.7...v0.3.8