• WebDAV Provider [Apache 2.0]

    Android FileProvider that gives you access to DAV servers.

    • Android
    • Kotlin
    • Compose UI
    • Koin
    • OkHttp
    • SQLite
    • Gradle


  • Periodicos

    RSS aggregator server

    • Any/Docker
    • Kotlin
    • Ktor
    • Coroutines
    • Exposed


  • Micropub Poster

    100% Kotlin-based Micropub implementation that writes Posts to a Jekyll Repository via GitLab API

    • Ktor
    • Kotlin
    • Markdown
    • Ktor
    • GitLab API
    • GraalVM
    • Kotlin Serialization
    • GitLab CI
    • Gradle


  • Jeopardy [Apache 2.0]

    Jeopardy Software that is capable of broadcasting the game on multiple client screens (browser-based)

    • Kotlin
    • Javascript
    • Websockets
    • Spring Boot
    • WebJars
    • KnockoutJs
    • Gradle


  • GooglePhotosUploader [MIT]

    Little utility app that runs on Sony Alpha Camera Series and uploads the pictures to Google Photos

    • Android
    • Java7
    • Gradle
    • Retrofit
    • Picasa API


  • NTFS Lib [Apache 2.0]

    Pure Java library providing access to NTFS.

    • Java7
    • NTFS
    • Gradle
    • jUnit


  • Drive Mount [Apache 2.0]

    App that aims to provide access to USB Mass Storage Drives on Android devices without requiring root permissions.

    • Android
    • Java7
    • Markdown
    • SCSi
    • USB
    • FAT32
    • MBR
    • GPT
    • Gradle
    • jUnit


  • AMED eShop [WTFPL]

    Web-based shop I wrote as part of a media development course at ADV Böblingen.

    • Apache Tomcat
    • Java7
    • Docbook
    • Tapestry5
    • Hibernate
    • jUnit
    • SQLite
    • Maven
    • iText
    • git
    • HTML
    • CSS
    • jQuery


  • Download Helper [Apache 2.0]

    Simple app that passes URIs to the Android DownloadManager system service.

    • Android
    • Java6


  • Dvorak German Type II (Android) [Apache 2.0]

    Provides the German (Type II) Dvorak Keyboard Layout on Android (≥4.1) for external Keyboards (USB / Bluetooth).

    • Android


  • Decider [Apache 2.0]

    Simple decision making app.

    • Android
    • Java6