GEO is a public functional genomics data repository supporting MIAME-compliant data submissions. Array- and sequence-based data are accepted. Tools are provided to help users query and download experiments and curated gene expression profiles.

Gene Expression Omnibus is a database for Gene expression profiling and RNA methylation profiling managed by the National Center for Biotechnology Information. These High-throughput screening genomics data are derived from Microarray or RNA-Seq experimental data