Civitai is listed under AI Image Generation, in the Content & Media Generation category on Flocci AI Tools. Largest open Stable Diffusion/FLUX model, LoRA and checkpoint sharing hub. It is freemium — a usable free tier with paid plans above it, and it lives at civitai.com.
Civitai is freemium: there is a free tier you can work in and paid plans above it. It is one of 391 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.
Civitai does 3 things the catalog singles out: Largest open stable diffusion/flux model, lora and checkpoint sharing hub; free on-platform generation funded by daily-earned 'blue buzz' credits; creator monetization program for model authors.
Hunyuan Image (Tencent) is the closest free alternative: it sits in the same AI Image Generation sub-category and is free. PicLumen, Stable Diffusion (Stability AI) and Adobe Firefly also start free. The full list is on the alternatives page.
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