This GitHub repo provides reproduction code for key figures from "A Single-Cell Time-Series Atlas of Endothelial Cell Embryonic Development". The gene expression data (in .h5ad format) is available in the figshare repository (https://doi.org/10.6084/m9.figshare.30689990) and (https://ngdc.cncb.ac.cn/omix/release/OMIX007369).