Developer Tools & Repos Agent Skills for Codex CLI

Specialized guide for migrating Godot 3.x projects to Godot 4 (GDScript 2.0), covering syntax changes, Tweens, and exports.

Audits the codebase for maintainability drift: test gaps, shallow modules, tight coupling, dead weight, doc rot, and code smells.

Install and configure MaintainX REST API authentication.

Implement MaintainX API rate limiting, pagination, and backoff patterns.

C++ coding standards based on the C++ Core Guidelines (isocpp.github.io).

Master Godot 4 GDScript patterns including signals, scenes, state machines, and optimization.

Master Unity ECS (Entity Component System) with DOTS, Jobs, and Burst for high-performance game development.

Push/pull Copilot Studio agent content via the VS Code extension's LanguageServerHost LSP binary.

Finds oversized files, binary bloat, and accidental artifact commits in a repo — large files currently tracked, large blobs hiding in git…

Manages Git workflows including branching, commits, and pull requests.

Build and integrate Manifest DEX on Solana using the Manifest SDK.

Document the permitted network API used by a website by observing browser traffic, tracing client-side request construction, and replaying…

Expert guidance on choosing the right geospatial tool based on problem type, accuracy requirements, and performance needs

Implement, review, or improve maps and location features in iOS/macOS apps using MapKit and CoreLocation.

Customize Spiderly-generated Mapster mappers.

Create custom linting rules for markdownlint including rule structure, parser integration, error reporting, and automatic fixing.

Use for AST-aware code search, syntax-shaped matching, codemods, API migrations, repeated structured edits, or refactors where text grep…

Matchmaking skill for ELO/MMR and skill-based matching.

Material 3 Expressive design patterns for Jetpack Compose - expressive theming, motion physics, shape morphing, typography emphasis, color…

GitHub CLI operations via `gh` for issues, PRs, Actions, releases, and REST/GraphQL API with `--json`/`--jq` parsing.

Diff-based PR review across code quality, test coverage, silent failures, type design, and comment quality with severity-ranked findings.