The best alternatives to Mammoth for Mastodon are Mastodon, Ivory for Mac, and Radiant for Mastodon. If these 3 options don't work for you, we've listed a few more alternatives below.
Social networking that's not for sale: Your home feed should be filled with what matters to you most, not what a corporation thinks you should see. Radically different social media, back in the hands of the people.
Ivory is a brand new app that brings over a dozen years of experience building the award-winning Tweetbot for Twitter, over to the Mastodon network. We obsess over every detail and put good design and experience first. If you liked Tweetbot, you’ll love Ivory!
Radiant is a new app for Mastodon built to supercharge your social media feeds. Features like multi-tags allow you to follow your interests, while trending posts and tags allow you to explore the moments topics. Customize app appearance and behavior to suit!