A set of ComfyUI nodes for FlowUpscaler - a fast Flux.2 latent upscale model
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Updated
Jun 13, 2026 - Python
A set of ComfyUI nodes for FlowUpscaler - a fast Flux.2 latent upscale model
Flux.2-Klein-Edit-Ultra-Fast (Flux.2-Klein-Small-Decoder-Only) is a high-performance image editing and generation platform powered by the black-forest-labs/FLUX.2-klein-4B model paired with the black-forest-labs/FLUX.2-small-decoder VAE.
Native MLX inference on Apple silicon: LTX-2.3 and LTX-2.5 video with audio, GMNet SDR-to-HDR still expansion, Krea 2 and FLUX.2 Klein still-image generation and editing
Scribble-Board-Fast is an interactive, high-performance sketch-to-image synthesis workspace powered by the black-forest-labs/FLUX.2-klein-9B model. Built with Diffusers, it transforms freehand doodles, customized brush strokes, and modular visual assets into images.
Architecture-aware ComfyUI nodes — auto-detect model, load stack, enhance prompts, sample with optimal settings. Part of the Spellcaster ecosystem.
FisherKing Series — ComfyUI reference and utility workflows for Flux.2 Klein image generation, with practical low-VRAM implementations.
RunAPI Flux skill for Claude Code, Codex, Gemini CLI, Cursor, and 50+ agents
RunAPI Flux SDK for image generation and editing in JavaScript, Python, Ruby, Go, Java, and PHP
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