MagicBrush is a large-scale dataset of image triplets (source, instruction, target) supporting instruction-guided image editing. It covers scenarios including single-turn, multi-turn, mask-provided, and mask-free editing. The repository includes training code and a fine-tuned checkpoint for the InstructPix2Pix model. The dataset is published on Huggingface and was accepted to NeurIPS 2023 Datasets and Benchmarks.