Essential oils are a mixture of isoprenoid-type organic compounds that have many biological properties and have been widely used in the cosmetic, food, and pharmaceutical industries, among others. That is why there is a lot of information on this broad group of molecules, in fact, there are specialized databases with detailed information on different essential oils from different types of plants. This review aimed to search the existing databases with information on essential oils. The search of the databases was carried out using the keywords databases and essential oils in different search engines. This yielded a variety of specialized databases with detailed information on essential oils and their sources of obtaining them, as well as chemical structures, physicochemical properties, forms of extraction, pharmacological and biological properties, and utility, among others. In conclusion, these essential oil databases have advantages such as the potential to discover new medicines from nature and gather important information for users so that they can easily browse, search, download, and view data on a natural product of interest.