// Software Engineering
Open Source Apache 2.0 Licensing Software Engineering Legal Security Patents Developer Tools Community

Why I Licensed Everything Apache 2.0

License choice is a product decision, not just a legal formality. Apache 2.0 over MIT isn't paranoia — it's the patent protection clause, which matters specifically for security software.

Rene Fichtmueller / 2026-05-15 / ~2 min read min read
Build in Public Open Source Software Engineering Personal Developer Tools GitHub Transparency Community

Six Weeks of Building in Public: What Actually Happened

I started publishing everything I built six weeks ago. Eight repositories, zero marketing budget, one unexpected outcome: writing about the work changed how I do the work.

Rene Fichtmueller / 2026-05-13 / ~2 min read min read
AI Software Engineering Local LLM Build in Public LLM CostEfficiency RapidDevelopment

What I Built in 30 Days With My Local LLM Stack

In 30 days, I built over 20 production projects using my local AI model stack, achieving what would have taken months with traditional methods.

Rene Fichtmueller / 2026-04-10 / ~2 min read min read
ADHD Diary No-Travel-Day LLMs ShieldX Hyperfocus Open Source Software Engineering Neurodivergent Build in Public

ADHD Diary #002: No-Travel-Day — 155 Commits in 8 Days

155 commits. 8 days. 8 projects. 74 new features. 62 bug fixes. Those are the raw numbers from a week that was nothing special. No sprint, no hackathon, no deadline

Rene Fichtmueller / 2026-04-06 / ~3 min read min read
ADHD Diary Life LLMs Neurodivergent Mental Health Personal Software Engineering Productivity

ADHD Diary #001: No-Travel-Day

For some people, ADHD is not a trend. I’m deeply grateful to one of my bosses who, about two years ago, suggested I get tested. During the assessment, I

Rene Fichtmueller / 2026-04-05 / ~2 min read min read