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Catalyst

Whodunnit? The housekeeper that killed an app

One second, the app was fine. Then it just vanished. There was nothing wrong with that app: it was murdered. Join this game of Cluedo/Clue in macOS.

June 22, 2022 Macs, Technology

How macOS launches an iOS app

From LaunchServices and an initial security check by MIS, to FuseBoard and FrontBoard handling the app’s scenes, all you need to know about how an M1 Mac runs iOS apps.

April 26, 2021 Macs, Technology

Last Week on My Mac: Looking for the killer app

The M1’s honeymoon is over. Speed is great, but users are asking what else the M1 offers. Catalyst and the M1 iPad Pro could prove crucial to the answers.

April 25, 2021 Macs, Technology

How macOS manages iOS apps: RunningBoard comes of age

iOS and iPadOS apps run on M1 Macs in an environment managed by RunningBoard, FrontBoard, FuseBoard, and several assistants.

April 21, 2021 Macs, Technology

How to tell Electron and Catalyst apps

Does that app use Electron, Catalyst, SwiftUI, AppKit, or is it an iPhone app? How to find out easily.

October 5, 2020 Macs, Technology

ArchiChect can now identify Catalyst apps

T T Read More

Recommended for all users, as it also fixes a bug displaying the busy spinner, and improves detailed and text output.

December 10, 2019 Macs, Technology, Updates

What happens when you run an app in Catalina?

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From launch, through security checks, TCC and privacy, RunningBoard, to memory management and the Main Event Loop. A comprehensive summary.

November 29, 2019 Macs, Technology

All aboard for Catalyst: how macOS runs iPadOS apps

iPadOS apps are written to use UIKit and features such as scenes. How can Catalyst get these to work in macOS, then?

November 28, 2019 Macs, Technology

Why macOS has to change, and how iOS is showing the way

When everything is running sweetly, macOS performance isn’t a problem. In most respects, though, 10.15 is no better prepared to cope with problems than 10.0 was almost 20 years ago.

November 21, 2019 Macs, Technology
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