Paletro - Enable command palette (⇧⌘P) in any application on macOS
UXTesting - Discover how your mobile users feel
Sol - Replace your macOS command palette tool with an open source version, all the perks of advanced tools like raycast or Alfred at your finger tips
Startup Timelines - How the frontpages of famous startups changed over time
kbar - ⌘ kbar is a fully extensible command+k interface for your site.
Really Good UX - A library of screenshots for UX inspiration