Open Source on Sascha Brawer

Method for Memory-Bounded Construction of a Globally Complete, High-Zoom-Level Cloud-Optimized GeoTIFF from Tile-Access Logs

Mon, 07 Sep 2026 00:00:00 +0000

A defensive disclosure of the technique behind OSMViews: how its builder turns a rolling window of OpenStreetMap tile-access logs into a planet-wide raster in constant memory. Published to prevent patentability; the reference implementation is on GitHub under the MIT license.

Text Rendering Tests

Tue, 25 Aug 2026 00:00:00 +0000

Unicode’s test suite for text rendering engines

Proper Name Transcription/Transliteration with ICU Transforms

Sun, 23 Aug 2026 00:00:00 +0000

This was a talk rather than a published paper — slides and a recording of the presentation, no separate written paper. Presented at IUC 34 in Santa Clara.

Java Security: How Free Software Is Secured Using the Java Language

Wed, 09 Sep 2026 00:00:00 +0000

Given with the GNU Classpath team at FOSDEM 2004 in Brussels. See also the companion talk GNU Classpath: Core Classes for a Diversity of Java Virtual Machines.

GNU Classpath: Core Classes for a Diversity of Java Virtual Machines

Wed, 09 Sep 2026 00:00:00 +0000

Given with Mark Wielaard at LOTS 2004 in Bern and in the Java Developer Room at FOSDEM 2004. The companion talk on the platform’s security model: Java Security.

The Open-Source and Free-Software Scene in Switzerland

Wed, 09 Sep 2026 00:00:00 +0000

A German-language talk, given with Dietrich Feist for Wilhelm Tux, the Swiss free-software campaign, at LOTS 2004 in Bern.