dotnet

An open-source project for Windows developers to learn how to add AI with local models and APIs to Windows apps.

An AI knowledge base/agent built with .Net 9, AntBlazor, Semantic Kernel, and Kernel Memory, supporting local offline AI large models. It can run offline without an internet connection. Supports Aspire for monitoring application data.

An Open Source Alternative to Lovable and Supabase in one system!

C# implementation of LangChain. We try to be as close to the original as possible in terms of abstractions, but are open to new entities.

Metadata-indexer and Viewer for AI-generated images

Whisper.net. Speech to text made simple using Whisper Models

.NET MAUI Samples

🚀 A future-proof enterprise web CMS supporting both headless and decoupled approaches. Build any type of app with customizable APIs on ASP.NET Core/.NET Core. Completely open-source and designed for flexibility. Since 2018.

The Bank API is a design reference project suitable to bootstrap development for a compliant and modern API.

A sample app for the Retrieval-Augmented Generation pattern running in Azure, using Azure Cognitive Search for retrieval and Azure OpenAI large language models to power ChatGPT-style and Q&A experiences.

A Non-Official OpenAI RESTful API Client for DotNet

Scaffold production-ready full-stack apps in TypeScript, Rust, Python, Go, and Java with a visual builder and CLI. Choose your frontend, backend, database, auth, AI, payments, and DevOps integrations, all wired together.

The .NET library to build AI agents with 30+ built-in connectors.

Cross-Platform, Agent-Native Universal Log Viewer.

C# .NET NOSQL ( key value, object store embedded TextSearch SemanticSearch Vector layer ) ACID multi-paradigm database management system.

MIT-licensed, COM-free .NET libraries for creating, reading, editing, converting, rendering, and extracting Office, PDF, email, OneNote, and text formats.

A robust enterprise application sample (deployed on ACA) that leverages MCP and multiple AI agents orchestrated by Langchain.js, Llamaindex.TS and Microsoft Agent Framework.

Free, open-source SQL Server performance monitoring — 32 collectors, real-time alerts, graphical plan viewer, MCP server for AI analysis. Supports SQL 2016-2025, Azure SQL, AWS RDS.

C# library for ChatGPT using official OpenAI API

A native .NET LLM inference engine for GGUF models. TensorSharp provides a console application, a web-based chatbot interface, and Ollama/OpenAI-compatible HTTP APIs for programmatic access. It supports Windows/MacOS/Linux with full GPU capability