SourceGraph

he open-source Sourcegraph browser extension adds code intelligence to files and diffs on GitHub, GitHub Enterprise, GitLab, Phabricator, and Bitbucket Server.

总而言之，这个插件是方便在github、gitlab、phabricator、bitbucket server上智能的搜索比较代码(无论是public还是private的repo)就像代码编译器那样。

install sourcegraph for chrome

https://github.com/sourcegraph/sourcegraph

https://about.sourcegraph.com/get-started