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1. SystemDesign.CloudStorage SystemDesign.CloudStorage Public

   Single-node S3-like object storage built with .NET 10. Supports streaming file operations, object versioning, multipart uploads, and PostgreSQL-based metadata storage.

   C#

2. SystemDesign.KeyValueStorage SystemDesign.KeyValueStorage Public

   A simple single-node key-value storage service for storing and retrieving data by key.

   C#

3. SystemDesign.RateLimiter SystemDesign.RateLimiter Public

   Implement Redis-backed distributed rate limiting with atomic fixed-window request tracking.

   C#

4. SystemDesign.UrlShortener SystemDesign.UrlShortener Public

   A scalable URL shortener service built with ASP.NET Core, Entity Framework Core, and opaque bearer-token authentication.

   C#

5. SystemDesign.MessageQueue SystemDesign.MessageQueue Public

   Single-node message broker built from scratch with .NET 10. Features TCP-based messaging, exchange routing, persistent queues, acknowledgements, publisher confirms, and filesystem-backed storage.

   C#

6. DemoMcpServer DemoMcpServer Public

   MCP server built with .NET 10 for AI-driven SQL Server analytics. Provides database schema discovery, metadata search, relationship exploration, and read-only SQL execution using Dapper and T-SQL v…

   C#