RQDA is an R package for computer assisted qualitative data analysis or CAQDAS. It is installable from, and runs within, the R system, but has a separate window running a graphical user interface (through RGtk2).In the graphical interface it has the following functions: Import documents from plain text Support non-English documents, Simplified Chinese Character is well-tested under Windows Support character-level coding Memos for documents, codes, coding, project, files etc.