Ongoing Projects

• Kotlin JSON Feed [Apache 2.0]

  Library to parse and format JSON Feeds

  • JVM
  • Kotlin
  • Markdown
  • Amper
  • Kotlin Serialization

  
  

• Kotlin Sitemap [Apache 2.0]

  Library to parse and format Sitemap files

  • JVM
  • Kotlin
  • Markdown
  • Amper
  • Kotlin Serialization

  
  

• Kotlin OPML [Apache 2.0]

  Library to parse and format OPML files, comes with standalone formatting tool.

  • JVM
  • Kotlin
  • Markdown
  • Amper
  • Kotlin Serialization

  
  

• WebDAV Provider [Apache 2.0]

  Android FileProvider that gives you access to DAV servers.

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

  
  

• Federmappe [Apache 2.0]

  Painless Firebase Object Mapper that was developed with Kotlin in mind

  • JVM/Android
  • Kotlin
  • Markdown
  • Gradle
  • Kotlin Serialization
  • Firestore
  • Realtime DB
  • GitHub Actions

  
  

• Dachlatten [Apache 2.0]

  Shared Toolbox of battle-proven bits and pieces of code to help with wrangling Kotlin/Android code

  • JVM/Android
  • Kotlin
  • Markdown
  • Gradle
  • Kotlin Serialization
  • Jetpack Compose
  • GitHub Actions

  
  

• Periodicos

  RSS aggregator server

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

  
  

• 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

  
  

• Drive Mount [Apache 2.0]

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

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

  
  

Archive

Old projects that have been abandoned, they might still be reachable and work, no guarantees given.

• 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

  
  

• 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

  
  

• 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