Mastodon 5.0 rebuilds its interface and bets newcomers’ clarity over veterans’ convenience
On October 19, 2026, Mastodon detailed the interface redesign of its 5.0 release, due for its tenth anniversary: a detached composer, simplified navigation, and five tokenized color themes. For a self-hosted instance, the stakes are not cosmetic — it is how new sign-ups are welcomed, and that is what keeps every server alive.