Fine-Tuning
https://github.com/kohya-ss/sd-scripts offers probably the most up-to-date methods for fine-tuning. lots of settings, can do full fine-tune, LoRA, dreambooth, LyCORIS etc., requires being cool with CLI though
https://github.com/victorchall/EveryDream2trainer → Full fine-tuning with lots of features, has a very active and supportive discord community
https://github.com/Nerogar/OneTrainer → GUI similar to StableTuner, good successor
https://github.com/devilismyfriend/StableTuner → Comes as a GUI for Windows, lets you export to train on a cloud service like vast.ai or paperspace. Supports full fine-tuning and dreambooth. Not updated anymore
Dreambooth + LoRA
https://github.com/d8ahazard/sd_dreambooth_extension → Lets you do dreambooth fine-tuning within A1111 web ui
https://github.com/TheLastBen/fast-stable-diffusion → Fast Dreambooth via google colab notebook
https://github.com/JoePenna/Dreambooth-Stable-Diffusion → Still one of the best and easiest notebooks to do SD 1.x Dreambooth models with
🔗Original ShivamShrirao notebook → Basic Dreambooth on google colab
https://github.com/bmaltais/kohya_ss → GUI version of https://github.com/kohya-ss/sd-scripts. Supports Dreambooth, LoRA, LyCORIS, and probably more
Guides