Daniel Pietzsch is a freelance web developer from Düsseldorf, Germany. Creator of FeedCity RSS reader, co-organizer of the Homebrew Website Club Düsseldorf, and passionate about web development, film photography, music, and movies.
25 articles from this blog
A developer's recap of attending IndieWebCamp Berlin 2025, covering sessions on ActivityPub, feed readers, and personal website improvements.
A technical guide on implementing a blurry, translucent status bar for Progressive Web Apps (PWAs) on iOS using CSS backdrop-filter and mask properties.
Developer updates FeedCity with new bookmarking feature, improved feed fetcher, sign-up flow, JSON Feed validation, and a redesigned UI.
A technical guide on implementing WebSub notifications for Atom feeds to enable real-time updates for subscribers and reduce manual fetching.
Developer introduces FeedCity, a new RSS feed reader focused on reducing stress with no unread counts, public feed pages, and list-based sharing.
A developer's hands-on review and performance analysis of the new View Transitions API for multi-page web applications.
A developer explains why they chose not to implement AVIF image format on their site, opting instead to optimize JPEG quality for file size savings.
A developer analyzes the practical challenges of responsive images on modern high-resolution smartphones, questioning if serving smaller image variants is still effective.
A developer's personal journey of switching to a Planck mechanical keyboard and how it transformed their workflow, typing, and enjoyment of computing.
A guide to setting up a simple home media server using a Raspberry Pi and Samba to stream movies across a local network.
Reflection on the tragic story of Aaron Swartz, his fight for information freedom, and his early contributions to internet technology like RSS.
A guide to modifying and flashing the ZSA Planck EZ Glow keyboard's firmware to resolve power consumption issues and enable use with iOS devices via Lightning.
A guide to manually installing and renewing Let's Encrypt SSL certificates on HostEurope web hosting, as they lack automatic integration.
A developer details fixing video playback issues on their website by moving hosting to support Safari's byte-range requests and switching to HTTPS.
How to enable gzip compression for text resources on a website hosted with GitLab Pages to improve page load performance.
A developer explains their iOS-only workflow for writing, managing images, and publishing posts to a Jekyll static site using Git and automation tools.
A developer explains using CSS vmin units for a fluid, responsive website layout that scales proportionally with the viewport.
A developer explores native lazy loading for images in HTML, discussing its benefits for performance and data savings, while considering potential drawbacks.
A developer details the CSS flexbox and responsive design updates made to their personal photo journal website.
The author explains how they implemented Webmentions, an open standard for social reactions, on their personal site using third-party services and a Jekyll plugin.
