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Heavy Image Generation

Best AI tools for generate images

High-end diffusion models — SDXL, Flux, SD3, Hunyuan.

25 TOOLS INDEXED · HARDWARE-VERIFIED
[ BEFORE YOU CHOOSE ]

The decision that matters

Start from the model and output workload. Workflow interfaces do not erase the memory cost of resolution, frame count, conditioning models, or upscaling.

Check these constraints

  • Largest graph you will run weekly
  • Required extensions and model ecosystem
  • Offload behavior and platform support
Read the ComfyUI VRAM guide →

Compare the catalogue

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HARDWARE:
25 TOOLS

ComfyUI

The nodal workflow engine for serious diffusion.

OPEN SOURCE6–16 GB VRAM
VRAM fit6–16 GB

FLUX.1 [dev]

12B parameter open-weight diffusion model.

OPEN SOURCE8–24 GB VRAM
VRAM fit8–24 GB

Hunyuan3D-2

Tencent's open 3D generator — multi-view, PBR, ready-to-use meshes.

OPEN SOURCE12–16 GB VRAM
VRAM fit12–16 GB

Diffusers

Hugging Face's go-to library for every diffusion model.

OPEN SOURCE4–12 GB VRAM
VRAM fit4–12 GB

TRELLIS

Microsoft Research's structured 3D representation model.

OPEN SOURCE16–24 GB VRAM
VRAM fit16–24 GB

SwarmUI

Power-user front-end that wraps ComfyUI.

OPEN SOURCE8–24 GB VRAM
VRAM fit8–24 GB

Ideogram

The image model that actually renders text.

FREEMIUM · $8/MOCLOUD · NO GPU

TripoSR

Single-image to 3D mesh in under a second on a 4090.

OPEN SOURCE6–8 GB VRAM
VRAM fit6–8 GB

FaceFusion

The most active open face-swap toolkit.

OPEN SOURCE2–8 GB VRAM
VRAM fit2–8 GB

InvokeAI

Production-leaning SD studio with canvas & batch.

OPEN SOURCE8–16 GB VRAM
VRAM fit8–16 GB

Fooocus

Stable Diffusion XL, dialed to one button.

OPEN SOURCE4–8 GB VRAM
VRAM fit4–8 GB

SUPIR

Diffusion-based photorealistic upscaler.

OPEN SOURCE12–24 GB VRAM
VRAM fit12–24 GB

Stable Zero123

Novel-view synthesis — generate any angle from a single image.

OPEN SOURCE6–8 GB VRAM
VRAM fit6–8 GB