David Fowler

This repository has examples of broken patterns in ASP.NET Core applications

A reference collection of real broken code patterns found in ASP.NET Core web applications, with explanations of why each pattern fails and how to fix it. Focuses especially on async programming mistakes that only show up under load.

Todo application with ASP.NET Core Blazor WASM, Minimal APIs and Authentication

A collection of coding patterns in no particular order

Let agents classify your bank transactions.

High performance, low level networking APIs for building custom servers and clients.

Various todo list backend API implementations

Micronetes is a local orchestrator inspired by kubernetes that makes developing and testing microservices and distributed applications easier.

Basic TCP server that uses System.IO.Pipelines to parse line based messages

Aspire AI Chat is a full-stack chat sample that combines modern technologies to deliver a ChatGPT-like experience.

Push based .NET Streams

A set of skills for dotnet apps

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A multiplayer trivia game using SignalR and .NET 7

Reflection APIs over roslyn symbol APIs

YARP demo showing how tunneling can be implemented over websockets

Provides a generic way to intercept IQueryable expression trees using custom expression visitors.

A sample showing how to setup ASP.NET Core Identity API endpoints for authentication

A source generator for minimal APIs

A sample showing command and control using client results

A prototype running ASP.NET and ASP.NET Core in the same IIS pipeline

An extension of the docker compose integration for deploying to a docker host via SSH

A high performance pubsub client/server implementation for .NET Core

A repository that describes the .NET Standard

A sample plugin model for ASP.NET Core applications

This is a cheat sheet for windbg

Simple eStore frontend backend application using ASP.NET Core

A multiplayer bomberman clone written in JavaScript and C#

Yarp resource for Aspire.Hosting

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A starter template for deploying Aspire applications with Docker over SSH.

A collection of command line tools for getting feedback from various sources in a machine readable format

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A repo showing micro samples with aspire 13

Dynamic LINQ queries based on C# 4 dynamic.

Sticky sessions without sticky sessions

An aspire resource for showing swagger ui

Experimenting with schedulers

Bot API for JabbR

A distributed cache implemented on top of SignalR

A set of samples show casing the .NET linker and .NET 5 APIs

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Recipes for common ASP.NET Core patterns

A sample showing running OWIN based frameworks on top of ASP.NET Core

A tool that automates connecting GitHub to Azure

A demo showing pulumi and aspire

A sample showing how to implement a tcp proxy using new kestrel APIs

An experimental project that attempts to write a fully native IIS module using C# NativeAOT

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A pub sub implementation built on top of orleans grains

AOT compatible .NET bootstrapper plus NuGet

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Another attempt at hotreloading

An explorating into github repo analsys using chatgpt (issues, discussions sentiment etc)

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Demos for the NDC Oslo 2019 Talk

exploring faster code generation techniques that take advantage of the JIT's de-virtualization and in-lining

Reducing memory allocations from 7.5GB to 32KB

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SignalR orleans backplane

A sample doing bidirectional streaming with ASP.NET Core and HTTP client

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A simple hello world aspire redis project

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Practical samples of ASP.NET Core 2.1, 2.2, 3.1, 5.0 and 6.0 Preview 5 projects you can use. Readme contains explanations on all projects.

Demos for NDC London 2020

A demo showing how to use the service bus emulator and a custom command for publishing messages through a queue

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A playground for source generation ideas for asp.net core

Build script used by NuGet package restore.

A place I'm trying out the new ASP.NET Core minimal APIs features.

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A sample showing how to use DiagnosticListener to handle request events

WebHost POC for generic host

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A sample repository showing hosting options for ASP.NET 5 projects

A small example of a generic host based .NET core app which can be run as a Windows Service.

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A sample showing the usage of the interaction service to build dynamic command line args

A sample showing event hubs and aspire

ASP.NET Core 6.0 - Minimal API Example - Todo API implementation using Minimal API, Entity Framework Core In Memory Provider and Open API.

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A set of aspire demos

Scalable ring buffer for storing messages

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BlazingPizzas. But Micro.

Prototype of new azure signalr startup experience with ASP.NET Core 3.0

gRPC for .NET

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For the aspire team

Model Context Protocol for WinDBG

A simple auth library for Asp.Net 6 that provides a set of web api controllers and minimal api endpoints to handle authentication actions

A toolkit for developing high-performance HTTP reverse proxy applications.

A C# package that performs basic CRUD ( Create, Read, Update, Delete ) operations on a Json file, used for sample minimalistic DBs.

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A sample showing how to configure cookie options from the DI container

Ideas

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A set of extensions and helpers for working with ASP.NET Core Minimal APIs.

The OpenTelemetry .NET Client

Prototype source generator model for .NET

Best For You recipes site in Blazor

An asynchronous Redis Client for .NET!

Ideas around ASP.NET and Rx

This repository contains the OpenTelemetry Astronomy Shop, a microservice-based distributed system intended to illustrate the implementation of OpenTelemetry in a near real-world environment.

An emulator for Azure Key Vault. Compatible with the Azure Client SDK, runnable with Docker or .NET Aspire.

Asp.NETCore 2.0 Vue 2 (ES6) SPA Starter kit, contains routing, Vuex, and SignalR

Sample on how to structure minimal APIs that got introduced in .NET 6

Dapr quickstart code samples and tutorials showcasing core Dapr capabilities

Demonstarting a false beahvior

Simple .NET http service example for hosting on Kubernetes.

Samples from the book Micro Frontends in Action implemented with ASP.NET Core

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tutorials and samples for minimal apis

Highly Performant C# code with benchmark results

Repository to test out various test failure and diagnostic scenarios

Asp.Net Core abstraction for server side rendered toast notifications using toast.js or noty.js. Supports AJAX calls as well.

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AspireC4.Hosting is an Aspire extension library that auto-generates live LikeC4 architecture diagrams from the Aspire resource graph.

Example failing test for RC1 MVC

TypeScript source generator to provide strongly typed SignalR clients by analyzing C# type definitions.

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Orleans is a cross-platform framework for building distributed applications with .NET

ASP.NET Core Live Reload Middleware that monitors file changes in your project and automatically reloads the browser's active page

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Swagger tools for documenting API's built on ASP.NET Core

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Repro of error where SignalR is unable to unload a collectible assembly

Add centralized log collection to ASP.NET Core apps with one line of code.

Simple example showing a worker hosting a SignalR hub, and another worker serving as the client for the hub.

Json.NET is a popular high-performance JSON framework for .NET

A set of docker files for running specific techempower frameworks

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A sample showing how to host .NET Core and a native ASP.NET Core Server

A demo using foundry hosted agents and the copilot sdk with aspire

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Aspire is the tool for code-first, extensible, observable dev and deploy.

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UV + Python + Aspire

Container Apps Dapr-enabled sample

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Unofficial neo4j integration for dotnet Aspire, developed by Northern Nerds.

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The .Net 6 WorkerService template which calls .UseWindowsService() on the Host.CreateDefaultBuilder(args) so that it can run as a windows service successfully.

Blog posts from the App Service team

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Crowd-sourced library of 3d models (minis, terrain, scatter, etc.) for D&D, Pathfinder, and other tabletop games.

Minimal API using ASP.NET Core in .NET 6

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A repository for gRFCs

https://github.com/aspnet/AspNetCore/issues/17550

.NET implementation of RSocket

ASP.NET Core web applications monitoring

How we generate savepoints

Autofac implementation of the interfaces in Microsoft.Extensions.DependencyInjection.Abstractions, the .NET Core dependency injection abstraction.

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This repo contains the .NET Core foundational libraries, called CoreFX. It includes classes for collections, file systems, console, XML, async and many others. We welcome contributions.

xUnit.net is a free, open source, community-focused unit testing tool for the .NET Framework.

This repo contains the .NET Core runtime, called CoreCLR, and the base library, called System.Private.Corelib (or mscorlib). It includes the garbage collector, JIT compiler, base .NET data types and many low-level classes. We welcome contributions.

Missing extension methods for non-conformers.

Starter sample for developing debug adapters for VSCode.

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This repo contains the Template Engine which is used by dotnet new

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dev tools, env vars, task runner

Cross-platform command-line tool for analyzing .NET performance traces

Generate llms.txt files to train large language models on your Starlight documentation website

Copilot Chat extension for VS Code

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A minimal example of our SignalR memory issues

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player vs ai, left to right rush, horde

Social Cards with ASP.NET Core, FeatherHTTP, and Playwright

OData Web API: A server library built upon ODataLib and WebApi

This is a list of projects which have curated tasks specifically for new contributors. These issues are a great way to get started with a project, or to help share the load of working on open source projects. Jump in!

Creative and technical content for running a .NET Conf local event in your community

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The original DasBlog reimagined with ASP.NET Core

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IdentityModel extensions for .Net

a repo that will be used only for a moment to give code-review opps for team members.

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Sample showing ASP.NET Core 1.x on .NET Core 2.0 using a library that targets .NET Standard 2.0