BondDB is the backend database wrapper we wrote for Bond. It is an object-orientated database wrapper around PostgreSQL.
The primary SQL database we use and recommend. While we seek to support other databases. PostgreSQL will remain the native database backend for the continued bond projects.
Papyrus is an XML reporting language for generating nicely formatted reports from SQL databases. It outputs the reports in PDF, PostScript, HTML, XML, Latex, ASCI Text and DVI.
Library bond uses for creating some widgets dynamically.