Developer Tools & Repos Agent Skills for ChatGPT

Use when C# nullable reference types and value types for null safety, nullable annotations, and patterns for handling null values.

Use when c systems programming including file I/O, processes, signals, and system calls for low-level system interaction.

Use when C++ templates and metaprogramming including template specialization, SFINAE, type traits, and C++20 concepts.

Next.js 16 Cache Components - PPR, use cache directive, cacheLife, cacheTag, updateTag

Implement caching strategies for HTTP, service workers, and memoization

Run source-bound Call of Cthulhu 7e investigations through SagaSmith MCP.

Use this agent to scan Swift code for camera, video, and audio capture issues including deprecated APIs, missing interruption handlers…

Stream, video frames, photo capture, resolution/frame rate configuration

Use when implementing cameras — smooth follow, screen shake, camera zones, and transitions for 2D and 3D

This skill should be used when creating a new Daggerheart campaign, establishing world tone and themes, selecting or building a campaign…

Campfire integration via Apideck's Accounting unified API — same methods work across every connector in Accounting, switch by changing…

CAN/CAN-FD bus analysis and development expertise

Cancel a paper mailing that has already been validated via the Merci Facteur API (deleteEnvoi).

Guides the agent through general Capacitor app development topics.

Guides the agent through upgrading a Capacitor app from v6 to v7.

Guides the agent through upgrading a Capacitor app from v7 to v8.

Guides the agent through an Apple App Store preflight review for Capacitor apps before submission or after rejection.

Best practices for Capacitor app development including project structure, plugin usage, performance optimization, security, and deployment.

Model Context Protocol (MCP) tools for Capacitor mobile development.

Guides the agent through upgrading a Capacitor plugin to a newer major version.

Guides the agent through Vue-specific patterns for Capacitor app development.