You can use the code from these repositories to experiment, test, build, create patches, issue pull requests, etc.
https://github.com/eclipse-gemini/gemini.dbaccess - Project repository hosted on GitHub.
https://github.com/eclipse-gemini/gemini.dbaccess-website - Project repository hosted on GitHub.
https://github.com/eclipse-gemini/gemini.dbaccess.postgresql - Project repository hosted on GitHub.