Skill Claude CodeCodex
C# code conventions covering .NET 8+/C# 12, nullable reference types, Roslyn analyzers, xUnit, record types, async/await discipline, and dependency security. Load when writing or reviewing C# code.
Skill Claude CodeCodex
Elixir code conventions covering Elixir 1.14+/OTP 25+, pattern matching, mix format, Credo/Dialyzer, ExUnit, ExDoc, OTP process patterns, and dependency security. Load when writing or reviewing Elixir code.
Skill Claude CodeCodex
Go code conventions covering Effective Go, error wrapping, golangci-lint, govulncheck, table-driven tests, interfaces, context usage, modules, and concurrency. Load when writing or reviewing Go code.
Skill Claude CodeCodex
Java code conventions covering Java 17+ records and sealed classes, formatting/static analysis, Maven/Gradle, JUnit 5, exception handling, constructor injection, streams, and security. Load when writing or reviewing Java code.
Skill Claude CodeCodex
PHP code conventions covering PHP 8.2+ strict types, PSR-12 formatting, PHPStan/Psalm static analysis, PHPUnit, Composer dependency management, PSR-4 autoloading, and security. Load when writing or reviewing PHP code.
Skill Claude CodeCodex
Python code conventions covering type hints, Ruff formatting/linting, mypy/pyright, pytest, async I/O, uv packaging, and dependency security scanning. Load when writing or reviewing Python code.
Skill Claude CodeCodex
R code conventions covering R 4.1+, tidyverse/base style, styler/lintr, roxygen2, testthat, error handling, input validation, C/C++/Rust interop, and CRAN compliance. Load when writing or reviewing R code.
Skill Claude CodeCodex
Ruby code conventions covering Ruby 3.2+, RuboCop, RBS type checking, RSpec/Minitest, security scanning, exception handling, composition, Bundler, and gem packaging. Load when writing or reviewing Ruby code.
Skill Claude CodeCodex
Rust code conventions covering edition 2024, cargo fmt/clippy, Result-based error handling, unsafe discipline, async with tokio, API-guideline naming, trait implementations, benchmarking, and security scanning. Load when writing or reviewing Rust code.
Skill Claude CodeCodex
TypeScript code conventions covering strict tsconfig, ESM imports, discriminated unions, formatting/linting, Vitest testing, lockfile-based packaging, Node.js, and security. Load when writing or reviewing TypeScript code.
Agent Claude Code
Use when reviewing code changes for quality, security, and convention compliance.
Agent Claude Code
Use when writing or updating documentation, READMEs, or changelogs.
Agent Claude Code
Use when working on CI/CD pipelines, GitHub Actions, Docker, or deployment automation.
Agent Claude Code
Use when preparing releases, version bumps, changelog updates, or publishing packages.
Command Claude Code
Work in iterations with implementation rounds followed by critical review passes.
Command Claude Code
Split tasks among subagents for parallel execution.
Agent Claude Code
Native FFI surface and ABI design.
Agent Claude Code
Cross-language API design and binding parity.
Skill Claude CodeCodex
Cross-language binding architecture rules: bindings as minimal glue, canonical API surface ordering (core, ABI, language), per-language test suites in CI, generated-code discipline, and error/async boundary preservation. Load when designing or reviewing polyglot language bindings for a shared core.
Skill Claude CodeCodex
FFI and native interop rules: single documented pointer ownership, opaque handles, null-pointer checks, allocate/free pairs, unsafe-block invariants, generated C headers, stable C ABI, frozen struct layouts, and error/context conversion. Load when writing or reviewing FFI boundaries between native and host languages.
Skill Claude CodeCodex
Rust conventions for a core that backs multiple language bindings: stable-edition tooling, typed Result errors with no panics in library paths, rustdoc with error docs, isolated unsafe, Send futures, FFI-friendly DTOs, and single-source version syncing. Load when writing or reviewing a Rust core exposed through…
Agent Claude Code
Use when auditing code or dependencies for security vulnerabilities.
Skill Claude CodeCodex
Per-language dependency vulnerability audit tool reference (cargo audit/deny, pip-audit, npm/pnpm audit, govulncheck, bundler-audit, composer audit, OWASP dependency-check, dotnet vulnerable, mixaudit). Load when adding, updating, or auditing project dependencies, wiring up CI supply-chain checks, or triaging CVEs in…
Skill Claude CodeCodex
OWASP Top 10 quick reference: the ten most critical web application security risks (access control, crypto, injection, insecure design, misconfiguration, vulnerable components, auth, integrity, logging, SSRF) each with a one-line mitigation. Load when reviewing code or designs for security vulnerabilities or threat…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: