Projects & Contributions

Android app rewritten from scratch with a modern software stack, replacing the old Cordova-based client

Webapp to analyze your Spotify data dumps.

Restart dialog for X11 (Linux).

Contract work for the computer science chair at Augsburg University.

Open-source-library management software to facilitate communication between software developers and legal staff.

Full backend implementation including license verification, weather API proxy, and other things.

Android Preferences UI defined through Kotlin DSL, shown in a RecyclerView.

A website to view your unique visits from the game Ingress on a map (using leaflet.js), with a Go backend (optionally inside docker) and a JavaScript + WebGL frontend.

Personal finance management software, University project in the summer semester 2018.

Custom View that allows to select a day of week like in a calendar, written for the CampusApp of my University.

A modern + minimalist Android home screen optimized for one-✋ access and staying focused.

Main developer: Peter Huber (8bitPit)

Open-source firmware for AVR and ARM based mechanical keyboards.

Contributions: various improvements, code review, personal keyboard configurations and documentation improvements (including translation).

Native Android client for the Home Assistant home automation system.

Android app and linux-pam module which allows you to unlock your PC with your phone's fingerprint reader, using a challenge response verification system with an ECDSA keypair, and the Google Firebase realtime-database for message transfer.

Xposed mod that backports features from Android Nougat to Android Lollipop and Marshmallow!

Contributions: Direct reply, Google Assistant, Partial screenshot, bugfixes, build server and issue management.

Main authors: MrWasdennnoch and paphonb

App which makes your device show the time & more when the screen is "off", just like the Galaxy S7!

Contributions: Pocket mode, bug fixes, etc.

Main author: Tomer Rosenfeld

Xposed mod that adds a track selector to MediaStyle and other music notifications on Android 5.0 which either support its custom API or the official MediaSession API with queue and controls. Supported by Google Play Music and Timber.

hellsCode is a kernel and system mod that enables unlocking via knock code on the Nexus 4 with hellsCore kernel.

Xposed mod that customizes the look and feel of the Google Play Music application and adds a few extra tweaks.

MaxLock is an applocker for Android, that features a powerful Xposed implementation as well as a no-root accessibility service one to protect your apps with a lockscreen.

I also helped with the German translation of quite a few (third-party) apps, here are some of them:

• Always On AMOLED
• Android N-ify
• hellsCore Kernel Manager
• Jellyfin Android
• MultiROM Manager
• Niagara Launcher
• XDA Feed/Labs
• S2 Music Player