Version 4 connectors are being developed with the Adaptor Library, a new connector framework.
- [Adaptors] (http://googlegsa.github.io/adaptor/index.html) (including Developer's Guide version 4)
- [Connector Developer's Guide version 2.4] (http://googlegsa.github.io/managerdocs.v3/devguide/2.4.0/index.html)
- [Connector SPI version 3] (http://googlegsa.github.io/managerdocs.v3/javadoc/3.2.10/index.html)