Alternatives

The Best SDNext Alternatives in 2026

24 alternatives3 free · 15 open source

Looking for something like SDNext? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 3 are free or have a free plan and 15 are open source.

About SDNextgithub.com/vladmandic/sdnext
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SD.Next is a web interface for AI image and video generation, captioning, and processing.

PricingNot confirmed
Platforms—

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1Invoke AI —Yes—
2Ai generative art tools —Not statedWeb
3Vadim Epstein’s Aphantasia library —Yes—
4Online Services —Yes—
5apple/ml-no-token-left-behind —Not stated—
6Easydiffusion —Not stated—
7joliGEN —Not stated—
8Templates —Not stated—
9Multidiffusion Upscaler For Automatic1111 FreeNot stated—
10Makeayo FreeNot statedWeb, Windows
24 shown

All SDNext alternatives

1

Invoke AI

github.com/invoke-ai/InvokeAIOpen source
Also covers generative art and image generation · same kind of open-source project

InvokeAI is a creative engine for Stable Diffusion models, with a web interface for generating and creating visual media.

7

joliGEN

github.com/jolibrain/joliGEN
Also covers image generation and python · same kind of open-source project

joliGEN provides generative AI tools for image and video tasks using GANs and diffusion models.

8

Templates

github.com/ThereforeGames/unprompted
Also covers image generation and python · same kind of open-source project

Unprompted is a templating language for Stable Diffusion workflows, available as an AUTOMATIC1111 extension.

17

biniou

github.com/Woolverine94/biniouOpen source
Also covers open source and python · same kind of open-source project

The biniou project provides a self hosted web interface for more than 30 generative AI tools and models.

19

Upscaling

github.com/Coyote-A/ultimate-upscale-for-autom…Open source
Also covers open source and python · same kind of open-source project

Ultimate SD Upscale is an extension for the AUTOMATIC1111 Stable Diffusion web interface.

20

Comfy UI

github.com/comfyanonymous/ComfyUIOpen source
Also covers open source and python · same kind of open-source project

ComfyUI is a modular diffusion model interface, API, and backend built around a graph and node workflow.

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Alternatives to similar tools

All alternatives
What is the best alternative to SDNext?
Based on features, tags and platforms, the closest alternatives to SDNext are Invoke AI, Ai generative art tools, and Vadim Epstein’s Aphantasia library.
Is there a free alternative to SDNext?
Yes. Multidiffusion Upscaler For Automatic1111, Makeayo, and AI Face Swap are free or offer a free plan.
Are there open-source alternatives to SDNext?
Yes: Invoke AI, Vadim Epstein’s Aphantasia library, Online Services, and nateraw/stable-diffusion-videos.

Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative