SIL International is a non-profit organization dedicated to language development and literacy. Founded in 1934, it focuses on helping communities around the world preserve and promote their languages, especially those that are underrepresented or endangered. The organization conducts research, provides resources, and trains local individuals to support language education and documentation. SIL International works in collaboration with various communities, governments, and educational institutions. Its efforts include creating written materials, developing language programs, and promoting cultural understanding. The organization is also known for its involvement in the Ethnologue, a comprehensive reference work cataloging the world's languages.