Changes in version 1.5.3 - Added small subset of output files from Vizgen, CosMX, and Xenium to unit test read functions Changes in version 1.2.0 - Added seqFISH mouse gastrulation data - Corrected Xenium dataset format Changes in version 1.0.0 - First version on Bioconductor, with Visium mouse skeletal muscle, Slide-seq2 human melanoma metastasis, CosMX human non-small cell lung cancer, Xenium human breast cancer, and Vizgen MERFISH mouse liver data.