Our portfolio showcases the technical solutions and projects we’ve developed.

Open Source Projects

Leostream Integration Tools

Golang Leostream Client Go client library for interacting with Leostream Connection Broker API.

Leostream Admin CLI Command-line interface for administering Leostream environments.

Terraform Provider for Leostream Infrastructure-as-Code provider enabling Terraform management of Leostream resources.

macOS Apps

Zeitwerk

Zeitwerk — Time Tracking & Invoicing Professional time tracking and invoicing app for macOS. Local-first and privacy-focused, built for freelancers, consultants, and small businesses. Features menu bar timer, multi-currency invoicing, Excel import/export, and a clean native macOS interface.

Download on the Mac App Store

iOS Apps

Zeitwerk for iOS

Zeitwerk — Time Tracking & Invoicing for iPhone The same professional time tracking experience, now on iOS. Includes a companion Apple Watch app for starting and stopping timers directly from your wrist.

Download on the App Store


Open Source Projects (continued)

Desktop & System Tools

Go Desktop Agent Cross-platform desktop notification agent using Redis pub/sub for message delivery and reply handling. Features system tray integration, interactive dialogs, and native notifications for Windows, macOS, and Linux.

Go Windows Service Generic Windows service template written in Go. Provides a clean starting point for building Windows services with proper lifecycle management, event log integration, and easy installation/uninstallation.

Kubernetes & Cloud Tools

Custom Helm Chart for ILIAS 10 Kubernetes deployment solution for ILIAS Learning Management System.

Fluentd SQL Plugin Custom Fluentd plugin for SQL database integration and log processing.