Developer Tools & Repos Agent Skills for Codex CLI

Audits the bundled `clerk-expo` skill against the @clerk/expo SDK source and clerk-docs, then proposes or applies updates.

Build command-line interfaces for SDK interaction

Configure cli-progress with custom formatters, multi-bar support, and ETA calculations for CLI progress indication.

Build production-grade CLI tools with argument parsing, exit codes, colored output, progress, and error handling.

Client-server architecture skill for authority models and validation.

myfy CliModule for custom CLI commands with DI injection.

Use when configuring Clippy for Rust projects with TOML config, lint groups, attributes, and workspace setup.

Lets Claude watch a screen recording without blowing up its context.

This skill should be used when the user asks "how do I measure elapsed time correctly", "why do timestamps disagree across servers", "how…

Designs REST and GraphQL APIs including endpoints, error handling, versioning, and documentation.

Implement, review, or improve CloudKit and iCloud sync in iOS/macOS apps.

Systematic code review process with focus on quality, security, and best practices

Use to run the full sprint pipeline: brainstorm → plan → design → tdd → build → review → qa → security → ship → monitor → retro.

When to activate: CMake, CMakeLists.txt, target_link_libraries, find_package, FetchContent, CMakePresets, build system, install

Help create git commits and PRs with properly formatted messages and release notes following CockroachDB conventions.

Use when creating or modifying CocoaPods podspec files.

Use when implementing iOS 17+ privacy manifests for CocoaPods libraries.

Use when organizing complex CocoaPods libraries into subspecs.

Provides comprehensive guidance for Cocos2d-x v4 game engine including scene graph, nodes, sprites, actions, animations, physics…

Analyze code complexity metrics including cyclomatic complexity, code smells, and technical debt

Bence's code style, tech stack, and workflow conventions