Free tools
Eight small tools I built for myself and use often. Each one runs entirely in your browser, and nothing you type is uploaded. Your data stays yours.
Christian Daily →
A Bible verse each morning and a gentle habit tracker: your character card and your life in weeks. For a steady Christian daily rhythm. Verse of the day in English, French and German; churches in Luxembourg on a companion page.
Telework Day Counter → · aussi en français
Cross-border worker in Luxembourg? Track your telework days against the 34-day tax tolerance, with the official counting rules. Your days stay on your device.
Critical Path Calculator → · aussi en français
Enter your activities and get the critical path, total float and a Gantt chart. For project managers and anyone learning the CPM method.
Life in Weeks →
Your whole life as one grid, one square per week. A memento-mori calendar (Psalm 90:12) you can download as an image.
Work & Career → · aussi en français
Find, assess and track the jobs that fit you: save offers, spot duplicates, score the fit and run your pipeline. Private and local-first.
RIASEC interest test → · aussi en français
The official O*NET Mini Interest Profiler: 30 statements, your Holland code scored instantly in your browser. A free, sourced starting point for career exploration.
Technical interview prep → · aussi en français
Coding rounds, a 7-step system design method with timed drills and a self-review rubric, and the leadership round. Progress stays in your browser.
Learn productivity → · aussi en français
A crash course in planning, learning and focus: only methods with published evidence, the myths to bury, and checklists to apply it all.