Renovate Bot (Automated Dependency Updates) now supports Bundler
Save time and reduce risk by automating dependency updates in software projects. Fully customizable with a setting to suit every workflow.
Source: Renovate: Automated Dependency Updates
It supports Bundler and RubyGems now:
Bundler support in Renovate is now ready for testing!
We’re being conservative and classifying it as “alpha” support for now, but we think it’s likely to go through beta -> GA pretty fast.
Source: Ruby Bundler Support in Renovate