Adaptive Learner - Learn Languages with AI
AI-powered learning app with 7 modes, 26 content sets across 10 languages, and 5405 cards.
Practice, exam, timed, error training, reverse, shuffle, endless. Spaced repetition, AI-generated
exercises, social sharing, and GitHub repo sharing with invitation codes. Free, offline-capable, open source.
Open app
·
GitHub
·
Desktop launcher
Bibliogon - Write, Organize, Publish
Open-source authoring platform for books, articles, comics, and picture-books.
A rich TipTap editor, a per-book Story Bible, drag-and-drop storyboards, and a KDP publishing wizard.
Export to EPUB, PDF, DOCX, HTML, Markdown, and LaTeX, generate audiobooks, and sync chapters via Git.
Installable, offline-capable PWA, local-first, AI-assisted. Free and open source.
Open app
·
GitHub
·
Desktop launcher
Phylax - Your Living Medical Profile
Privacy-first health-record PWA for a living medical profile of observations, lab values, supplement plans,
and open questions. Local-first and zero-knowledge: everything stays on your device, encrypted with
AES-256-GCM and PBKDF2. No cloud, no accounts. Manage your own and a proxy profile, structure entries with
AI assistance via your own key (Anthropic, OpenAI, Google, LM Studio), and export rich PDF reports.
Installable, offline-capable PWA, DE/EN. Free and open source.
Open app
·
GitHub
Topos - Personal Inventory Tracker
Offline-first PWA and desktop app for indexing physical storage - file folders, archive boxes,
and drawers - and everything inside them. A hierarchical category tree, priority levels, and
pending-action tracking (review, cancel, archive). Import from Excel, search full-text, and
recognise box contents from a photo with AI vision (Anthropic, OpenAI, Gemini). Plugin-driven on
PluginForge, available in 8 languages. Installable, offline-capable PWA plus desktop launchers for
Linux, macOS, and Windows. Free and open source.
Open app
·
GitHub
·
Desktop launcher
SDKMAN Series - From Setup to Strategy
A five part deep dive into installation, automation, vendor workflows, and a critical look at Python.
Includes a Windows companion for WSL, Git Bash, and Scoop.
Explore the series
Books
Selected philosophical, technical and personal works.
View all books →
A philosophical journey into mind, time, and the possibility that reality behaves like an information system.
View details
A raw and honest story about fatherhood and disability,
written in German.
View details
Web Applications
-
Adaptive Learner
AI-assisted language-learning app with 7 learning modes, spaced repetition, and AI-generated exercises (OpenAI, Anthropic, Gemini). 26 content sets, 424 lessons, and 5405 cards across 10 content languages, with an 11-language UI. Installable, offline-capable PWA, bring-your-own-key. Share content via GitHub repositories with invitation codes.
Open app
GitHub ·
Desktop launcher
-
Bibliogon
Open-source authoring platform. Write, organize, and publish books, articles, and comics. Offline-capable, local-first.
Open app
GitHub
-
Phylax
Privacy-first health-record PWA for your living medical profile. Local-first and zero-knowledge: everything stays on your device, encrypted with AES-256-GCM and PBKDF2. No cloud, no accounts. Manage your own and a proxy profile, structure observations with AI assistance via your own key (Anthropic, OpenAI, Google, LM Studio), and export rich PDF reports. DE/EN interface.
Open app
GitHub
-
Topos
Offline-first inventory tracker for physical storage - file folders, archive boxes, and drawers. Hierarchical category tree, priority levels, Excel import, full-text search, and pending-action tracking. Recognise box contents from a photo with AI vision (Anthropic, OpenAI, Gemini). Plugin-driven on PluginForge, 8-language UI. Installable, offline-capable PWA plus Linux/macOS/Windows desktop launchers.
Open app
GitHub ·
Desktop launcher
Python Libraries (PyPI)
-
pluginforge
Application-agnostic plugin framework built on pluggy.
PyPI
GitHub
-
manuscripta
Book production pipeline for authors and self-publishers: multi-format export (PDF, EPUB, DOCX, HTML, Markdown), audiobook generation, translation, and manuscript tooling.
PyPI
GitHub
-
manuscript-tools
Validation, sanitization, and metrics for Markdown manuscripts.
PyPI
GitHub
Java Libraries
-
file-worker
Utilities for robust file operations. Actively maintained.
GitHub
-
visitor-pattern
Generic Visitor pattern interfaces for flexible extension.
GitHub
-
time-machine
Date and time utilities with MIT License.
GitHub
Consulting
I help teams standardize SDKs and toolchains, automate builds and tests, and adopt production ready AI
workflows.
Typical engagements include JVM environment strategy with SDKMAN, CI automation, and data projects from
exploration to delivery.
- SDK and runtime strategy for multi project repos
- Build and release automation with Pandoc, GitHub Actions, and testing
- Data pipelines and applied AI with measurable outcomes
Work with me