The best alternatives to Grape for GitHub are DeckHub, Branches, and Cashew. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Grape for GitHub?
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Deck is a multi-timeline viewer for GitHub repository events. It is also supported for Backlog produced by Nulab Inc. It is made of responsive design for PC or mobile modern browsers.
Browse the news feed from people you follow and repositories you watch; Get notifications for conversations like you do on the GitHub website; Explore the trending to find the excellent repositories and developers; Search for the repositories and developers.