Engineering
How I Fixed SwiftUI Color Contrast with OKLCH and APCA
A TestFlight screenshot exposed unreadable calendar tiles. Here is how I rebuilt hora's SwiftUI color system with OKLCH, APCA-style checks, and tests.
Maciej Szamowski10 min read
Stories
Build notes
What hora's First Public Beta Broke in Five Days
Five days into hora's public beta, real calendars exposed SwiftData hangs, OAuth edge cases, and sync assumptions my test account never could.
Maciej Szamowski6 min read
Product updates
What I Wanted hora's First Public Beta to Prove
A founder note prepared before hora's first public TestFlight beta: what version 0.6 shipped, what I asked testers to break, and what changed next.
Maciej Szamowski6 min read
Engineering
Native vs Electron vs PWA for Mac Apps
Native, Electron, or PWA for a Mac app? A practical comparison of runtime, OS integration, performance, and the tradeoffs behind hora Calendar.
Maciej Szamowski10 min read
Build notes
Six QA Groups and the Week hora Stopped Feeling Fragile
A founder note from hora 0.6: recurring deletes, widget deep links, RSVP gestures, editor polish, and the SwiftData migration I reverted.
Maciej Szamowski6 min read
Build notes
Week One Building hora: 107 Commits Later
A candid snapshot of hora's first ten days: 107 commits, three Swift packages, 21 resolved issues, useful workflows, and plenty still rough.
Maciej Szamowski7 min read
Build notes
Building a Native Mac Calendar App in 48 Hours
What I cut, rebuilt, and shipped during a 48-hour sprint on hora, including PKCE auth, Day View, FreeBusy sharing, and WidgetKit.
Maciej Szamowski6 min read
Build notes
Why I Built a Native Google Calendar App for Mac
Why I built hora as a native Mac client for Google Calendar, chose the official API over CalDAV, and kept Google as the source of truth.
Maciej Szamowski7 min read