Holger KruppChoose Your Cloud
A call for user-selectable cloud synchronization providers on Apple platforms.
Learn moreApps, writing, podcasts, travel
Holger Krupp on the web.
I build privacy-friendly apps, write about games and travel, record podcasts, and keep a few long-running side projects alive. This is the simple front door to the places I make things.
Featured story
I helped bring the diving mask emoji to Unicode.
After years of using fish to talk about scuba diving, I wrote a proposal, revised it with Unicode's feedback, added the research they needed, and watched the diving mask become part of Emoji 12.0.
Read the storyPolitics
Digital rights and user choice.
Independent initiatives advocating for open platforms, meaningful ownership, and fair competition in Europe’s digital markets.
Bought It, Own It
A European consumer-rights campaign for choice, lasting access, and fair competition on game consoles.
Support the campaignProjects
The main places to go next.
A short list is more useful than a directory. These are the destinations I currently want people to find first.
Extremely Successful Apps
Small, focused Apple platform apps and tools made with privacy in mind.
VisitThe History of Fighting Games
A book about forty years of fighting games, from arcades to modern communities.
VisitDirty Minutes Left
A German-language podcast about retro games, drinks, and long-running nerd habits.
ListenBlog
Posts about software, travel, triathlon, photos, and the occasional internet adventure.
Read