Hi, I’m Lennart!

Software Engineer from Germany.
I’m passionate about working on open source projects & making the web more inclusive through them.

I’m currently working at Mastra.

How to Turn Any List Into Google My Maps

Learn how AI can assist in turning unstructured lists into functional Google My Maps files.

Featured

Writing Performant CSS With vanilla-extract

Learn how to build a Tailwind UI component from scratch by writing performant and type-safe CSS with vanilla-extract. The component will support multiple variants and themes.

My First Unraid Server

My journey from a Synology NAS to building my first Unraid server, detailing my initial hardware and software choices.

Fuzzy Search for Your Git Repository

Use the power of fzf-git to fuzzy search files, branches, tags, commits, and more inside your Git repository from your terminal with beautiful previews.

Open Source

Working in the open, interacting with the community & building projects that are accessible to everyone fill me with joy.

Featured Projects GitHub

mastra 19280

From the team behind Gatsby, Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

secco 29

Local package testing made easy

thanks-contributors annum astro-loaders lekoarts-stats