hi, i'm
lennart oertzen
i love building digital products, working in it-strategy, or applying ai in real-world use cases. on top of that, i create private it expert reports (🇩🇪 IT-Gutachten) for legal proceedings in germany, especially in criminal cases.
this website is used for personal side projects, testing and sharing my thoughts. 🚀 feel free to get in touch if you would like to connect. 🔥
I love building useful tools. Whether it’s AI, websites, or any kind of IT product, my focus is on simple, effective (and good looking) results.
I love chrome keyboard shortcuts, esp. for working with tabs and tab groups. Here I share my most used addons, shortcuts and hacks.
I love useful Mac apps. Here I share my favorite productivity tools — like drawing on-screen, keyboard-first workflows, and many more.
Chrome addon, that lets you copy and paste WhatsApp Web URLs to specific chats, so you can snooze them and clean up your WA inbox.
Chrome addon, that lets you copy Outlook Web URLs to specific Mails, so you can save them in your notes app and clean up your inbox.
Chrome addon, that lets you sync your tab groups with Jira, Notion, or Google Sheets, so you stay organized and resume work easily.
Simple CLI to re-open a specific URL in an existing tab of either Google Chrome or Safari. If no such tab exists, it opens a new one.
Simple Chrome Addon to re-open a specific URL in an existing tab via bookmark. If no such tab exists, it opens a new one.
Toggle all your pinned extensions on/off with one click. Select which ones should be included, and keep the rest always on.
Super fast, offline-first, note taking app for Notion, Google Sheets & more. Send anything (notes, tasks, ideas) to GSheets, Jira or Notion from other Apps, Widgets, or your lockscreen, ... super fast and offline.
A dating platform (similar to “Parship”) for shared flats. Find your perfect roommate with the help of a unique AI matching algorithm. Supported by XPRENEURS. 🇩🇪
Automatically identify animals on your wildlife cameras and use AI to predict under which moon phase, wind, and weather they are most likely to appear — and where. 🇩🇪