Backend & APIs

Authoritative guidance from OpenAI developer documentation for API integration.

Common everyday C#/.NET coding skills useful to all .NET developers. Skill bundle covering C# scripting, P/Invoke patterns, and NuGet trusted publishing.

ASP.NET Core web development skills: middleware, endpoints, real-time communication, API patterns, OpenTelemetry, and Minimal API patterns.

Skills for new .NET 11 APIs and language features: System.Text.Json improvements, runtime updates, and adoption patterns.

PostgreSQL optimization across 8 categories including indexing, RLS policies, and migrations.

Best practices for implementing Better Auth authentication flows — OAuth, sessions, plugins.

Create full authentication setup with Better Auth including OAuth providers.

Best practices for Sanity Studio, GROQ queries, and content workflows.

Official Resend skills for sending and receiving emails through AI agents.

Best practices for Neon Serverless Postgres including branching and connection pooling.

Tinybird project guidelines for datasources, pipes, endpoints, and SQL.