Jeff Johnson

@lapcatsoftware
2.8K Followers
218 Following
3.2K Posts

Longtime indie developer of StopTheMadness Pro and other software for Mac and iOS.

You may remember me from the Mac OCSP appocalypse.

Personal sitehttps://lapcatsoftware.com
Business sitehttps://underpassapp.com
App Storehttps://apps.apple.com/developer/jeff-johnson/id1176742298
LocationMadison, Wisconsin, USA
Jeff Johnson1d ago
I keep trying to raise my deployment target, and the most recent release was supposed to be the last release for the old OS versions, but then I introduced a bug in the last release trying to fix another issue.
Jeff Johnson2d ago

50 years of personal computing to get this shit.

https://www.macobserver.com/wp-content/uploads/2026/05/Fake-Words-in-AI-Summaries-Are-Turning-iPhone-Notifications-Into-a-Trust-Problem-1024x576.png

Jeff Johnson3d ago
You know you’re screwed when you Google for something you don’t know and get your own blog post as the top hit.
Jeff Johnson4d ago

Anyone who ever believed they were supporting a social cause via corporate branding was fooling themself.

Unless of course the cause is to promote corporations.

Jeff JohnsonApr 27

WTF is the Safari setting “When Using New Keyboard Shortcut”?

I found it in the iPad Pro simulator.

Jeff JohnsonApr 17

“allow apps to disable dlsym()”

https://github.com/apple-oss-distributions/dyld/blob/65bbeed63cec73f313b1d636e63f243964725a9d/dyld/DyldAPIs.cpp#L1813

Jeff JohnsonApr 15

Surprisingly strong words from Macworld.

https://www.macworld.com/article/3115356/use-apples-app-store-at-your-own-risk.html

Jeff JohnsonApr 11

App Store Curation 2: The Scammer Strikes Back

https://lapcatsoftware.com/articles/2026/4/2.html

Jeff JohnsonApr 8

In my testing, I get a warning when clicking an applescript link.

This is on macOS 15.7.5.

applescript://com.apple.scripteditor?action=new&script=display%20dialog%20%22You%20have%20been%20pwned%21%22

Jeff JohnsonApr 6

New blog post:

The browser extension API setUninstallURL violates user privacy

https://lapcatsoftware.com/articles/2026/4/1.html