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Hi there and welcome 👋

  • 😀 I am Thomas Sebastian Jensen, but everybody just calls me Sebastian
  • ⌨️ Currently I focus on C# with .NET based technologies like ASP.NET Core, Xamarin.Forms and .NET MAUI
  • ⚙️ I develop samples, custom controls and NuGet packages to share them with the world on GitHub, NuGet and on my blog
  • 📫 You can reach me on X/Twitter or LinkedIn
  • 📧 You can also send me an e-mail
  • 🔭 Check out my blog for German or for English content
  • 🌱 I’m currently starting to learn Swift and SwiftUI to take a deeper look into native iOS, iPadOS, macOS, watchOS and visionOS development
  • 🤟 I speak German and English as well as some Spanish

Recent blog posts on in English 📝

Recent blog posts on my personal blog in German 📝

My NuGet packages in alphabetical order 👔

Nuget Nuget Nuget Nuget Nuget Nuget Nuget Nuget Nuget

My Tech Stack in alphabetical order 💻

.NET .NET MAUI Adobe XD Amazon Alexa ANDROID Angular AutoHotkey Azure Azure DevOps C# Canva Couchbase Docker Figma Firebase Gimp Gnu Image Manipulation Program GIT GitHub GitKraken Inkscape IOS Jira JWT LINUX Markdown MicrosoftSQLServer Microsoft Teams MySQL NodeJS NPM NuGet OpenAI Postgres Postman Python Raspberry Pi SQLite Swagger TeamViewer TypeScript Visual Studio Visual Studio Code Xamarin

Follow Me 🤟

Buy me a coffee ☕

I appreciate any form of support to keep my Open Source activities going.

Whatever you decide, be it reading and sharing my blog posts, using my NuGet packages or buying me a coffee/book, thank you ❤️.

Buy Me A Coffee

Some Stats from GitHub 📊

🐍 GitHub Activity Graph as Snake animation

GitHub Snake animation

🗨️ Most Used Langugages

Most Used Languages

💾 Most Contributed Repositories

Most Contributed Repositories

🔥 Streak Stats

Streak Stats

👤 GitHub Profile Stats

GitHub Profile Stats

📊 GitHub 3D Profile

GitHub 3D Profile

🎯 Contribution Graph

tsjdev-apps's Activity Graph


  1. simple-creditcardview-maui simple-creditcardview-maui Public

    Simple CreditCardView for .NET MAUI

    C# 2

  2. azure-openai-copilot-data-console azure-openai-copilot-data-console Public

    Simple console application to demonstrate how to call an Azure OpenAI service with custom data.


  3. XFWeather XFWeather Public

    Simple App written with Xamarin.Forms to get weather information for a city.

    C# 1

  4. ThomasPe/PixabaySharp ThomasPe/PixabaySharp Public

    An unofficial C# / .NET API Wrapper

    C# 5 3

  5. AlexaFactSkillNetTemplate AlexaFactSkillNetTemplate Public

    Project Template for Visual Studio for creating an Alexa Fact Skill in .NET


  6. wp-net/WordPressXF-V2 wp-net/WordPressXF-V2 Public

    C# 1 1