Open Land Use database is an advanced land use seamless database. The OLU database comprises data from CORINE Land Cover (CLC) and Urban Atlas (UA), additionally, where available, Land Parcel Identification Systems (LPIS) data and cadastral data. The OLU database is enriched by multiple regional open thematic data sources. Thematic data are integrated from different domains e.g. urban planning, soil, topography, climatic, agriculture, rural development. The OLU database is capable of integrating EO data and products derived from multispectral satellite images.