utzcoz’s perosnal blog

Focus on AOSP, XR, and testing tools. Working on Robolectric, boringdroid, MaruOS, DigitalisX64, aospbooks.

Steam Frame's Lepton Architecture

3 Sep 2026

Diffing AOSP Releases

19 Jun 2026

Using Claude Code on AOSP-scale projects

26 Apr 2026

Fixing the blurry LUKS password screen after upgrading to Ubuntu 25.10

25 Apr 2026

Android emulator won't boot on AMD GPU? It's your Vulkan driver.

20 Mar 2026

How Android Studio's @Preview Actually Works: Extension Points, ViewAdapters, and LayoutLib

15 Mar 2026

AOSP Split APK Architecture - Comprehensive Analysis Report

7 Mar 2026

The Intelligent OS: How AppFunctions and ComputerControl Power Android's AI Agent Ecosystem

5 Mar 2026

Building a Custom Jekyll Theme with Claude Code

5 Mar 2026

Robolectric Native Runtime: Architecture & Implementation Report

1 Mar 2026

APKM File Format Spec from APKMirror

1 Mar 2026

Layout Inspector Deep Technical Analysis

22 Feb 2026

Use swiftshader to support Vulkan for Windows 11 that runs in the VirtualBox

26 Mar 2023

Analyze AppComponentFactory

4 Mar 2023

Android Testing with Robolectric

27 Feb 2022