Tidy Tabs

Tidy Tabs in Rio sorts a long list of Today tabs in one click. When a space holds seven or more Today tabs, a Tidy button with a broom appears above them. Rio groups the tabs by topic with Apple's on-device model, or by site without it. Rio is a free, open-source browser for Mac.

Updated .

Today tabs in Rio's sidebar under New Tab: Stripe, a split row of Linear and Vercel, and the selected MacBook Air page.

Fourteen tabs after a morning of research

You spent the morning planning a trip to Lisbon and fixing a Python script. Today holds 14 tabs in the order you opened them: a flight search, a Stack Overflow answer, a hotel, the Python docs, a list of restaurants. Click Tidy on the line above your Today tabs. The Lisbon tabs land together, the Python tabs land together, and the rows slide into their new places.

How Rio sorts them

With Apple's on-device model, Rio reads each tab's title and site and picks a few broad topics, at most five, each one or two words. Tabs that share a topic sit together, the biggest group first. Inside a group, the tabs keep the order you opened them in.

Without the model, Rio sorts by site: all your GitHub tabs together, all your Figma tabs together, the sites with the most tabs first. Everything else keeps its place.

Either way:

  • Only Today moves. Pinned tabs, folders and favorites stay where you put them.
  • Split views stay whole. The tabs of a split move together.
  • No new folders. The groups sit next to each other in Today, without headings.
  • Nothing jumps while you work. If you open or close a Today tab while the model is thinking, Rio leaves the order alone.

What it needs

Topic grouping uses Apple's on-device model, which runs on Macs with macOS 26 or later and Apple Intelligence turned on. It is free, works without an account, and your tab titles never leave your Mac. On an earlier macOS, or with Apple Intelligence off, the Tidy button still works and sorts by site.

Turning it on or off

Tidy Tabs is on by default. Switch it off in Settings, AI features, and the broom goes away. The other ways to keep Today short still work: Rio archives Today tabs you have not opened for a while, and Cmd+Shift+K clears them all at once. See Today tabs.

Download Rio for Mac · Tidy Titles · All features

Questions

When does the Tidy button show?

When the space's Today section holds seven or more tabs. It sits on the line above your Today tabs, next to Clear.

Does Tidy Tabs send my tabs anywhere?

No. The topic grouping runs on Apple's on-device model on your Mac. Without the model, Rio sorts by site with its own rules, also on your Mac.

Does Tidy move my pinned tabs?

No. Tidy only reorders Today tabs. Pinned tabs, folders and favorites stay where you put them.

How do I turn Tidy Tabs off?

Open Settings, AI features, and switch off Tidy Tabs. The broom no longer shows.

Sources

  1. Rio source, the AI features tab and its Tidy Tabs switch (AiPane.tsx)
  2. Rio source, the Tidy button and its seven-tab threshold (TidyButton.tsx)
  3. Rio source, tidying by site without the model (tidy.ts)
  4. Rio source, Tidy Tabs on by default (settings.ts)
  5. Rio source code on GitHub, including the on-device model's topic grouping
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