Comment by shurcooL

This tracker app [0] is designed to be pretty modular, and there's a service implementation that uses the GitHub API client [1]. In theory, you could modify it and expand it to cover your custom needs for issue tracking.

[0] https://src.sourcegraph.com/apps/tracker

[1] https://godoc.org/src.sourcegraph.com/apps/tracker/issues/gi...