Über Hakan Tugrul Otal
Open-source software developer
Hi! I'm Hakan 👋🏻
I build research artifacts, open-source software, and small tools that solve real problems. If something I made saved you time or money, consider fueling the caffeine behind the code.
Check out my open-source projects:
FreeDisplay: A free macOS menu bar app for brightness control, resolution switching, HiDPI modes, and display arrangement, no paid license needed.
https://github.com/hakanotal/FreeDisplay
FreeAudio: A free macOS menu bar app for a volume slider and mute for every app that plays sound, output device control, no paid license needed.
https://github.com/hakanotal/FreeAudio
UMAI: A self-hosted Telegram bot that tracks your nutrition from a photo of your meal, logging calories and macros without manual entry.
https://hakanotal.github.io/umai/
Invoice Generator: Create professional PDF invoices right in your browser. No sign-up, works offline, and your data stays on your device.
https://hakanotal.github.io/invoice-generator/
DNA Trait Analysis: Explore health, nutrition, and fitness traits from your raw DNA file. Everything runs locally, so your genetic data never leaves your browser.
https://hakanotal.github.io/dna-trait-analysis/
Lead: A high-performance leaderboard app built with Rust, SolidJS, and Redis, designed to handle heavy traffic.
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