The Esperantic Studies Foundation (ESF) was founded in 1968 with the mission to promote scholarly research and dialogue on world language problems and policies, including the planned international language, Esperanto.
The Interlinguistics Support Fund (ISF) aims to support research in fields such as language planning, interlinguistics, transnational language policy, linguistic justice, and planned languages, including Esperanto. It provides small grants for various research-related expenses. Grants are awarded on a competitive basis and typically must be utilized within a year.