The best alternatives to Cherry Pie are TrapFi 1.0, Atlassian, and Mergefly. If these 3 options don't work for you, we've listed a few more alternatives below.
Mergefly is a modern UI for GitHub Pull Requests. Our goal is to remove all of the frustrations surrounding existing pull requests by putting developers in an environment where they feel the most comfortable with the most amount of information.
You can now Try Source Notify for free. 1 month trial is available Now! Source Notify is a software that allows you to manage your Pull Request status from Github, Gitlab and Bitbucket and Bitbucket self hosted from your menu bar
CodeKickBot analyzes your pull requests and drives out insights from them. Helps you to stay on top of your pull requests and receive enough contextual information to avoid silos without leaving your your Slack workspace.