AfBo comprises descriptions of 101 cases of affix borrowing, i.e. cases where one language borrowed at least one affix from another language, involving a total of 657 borrowed affixes. It includes an online interface with descriptions of borrowed affixes in terms of their forms and functions, examples of combinations of borrowed affixes with native stems, search functions, maps, and over 230 bibliographical references. The entire database underlying AfBo can be downloaded.
AfBo was compiled by Frank Seifart between 2007 and 2013 with funding from the Max Planck Insititute for Evolutionary Anthropology's Department of Linguistics, led by Bernard Comrie. AfBo is published as part of the Cross-Linguistic Linked Data project, led by Martin Haspelmath.