Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
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Claude Engineering Skills (Page 472 of 488)

Code review, refactoring, testing, DevOps, CI/CD, databases, cloud platforms, and full-stack development skills for Claude Code.

29,262 skills · updated 2026-10-25 · showing 28261–28320 of 29,262 by quality score

Sub-topics:Testing (4,356)Devops (3,948)Architecture (3,203)Backend (2,624)Frontend (1,764)Languages (1,535)Code Quality (1,513)Cloud Platforms (1,362)

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Author .rune specs and generate code with the rune toolchain (the installed `rune` CLI). Use this whenever you're working with .rune files, writing or editing a rune spec, running…
Use this skill when running Vitest tests to ensure safe execution. Applies when running tests, executing test suites, or invoking pnpm test, npm test, or vitest commands.
Prepare Solana/Rust projects for a security audit — test coverage analysis, Rust doc-comment checks, code hygiene sweeps, dependency health verification, compute-unit optimization…
Build Rust Blockchain expertise for blockchain and Web3 development. Use when developing smart contracts, building DeFi protocols, or creating decentralized applications.
Explain ownership and borrow violations with memory diagrams and safety invariant analysis. Use this skill whenever the user mentions borrow checker, ownership, rust lifetime…
Use when you have obtained a Rust source repository (e.g., mzpeak_prototyping) and need to compile it into a working command-line converter tool or library.
This skill should be used when the user asks to "write Rust", "debug Rust", "review Rust", "fix Cargo", "work on a Rust MCP server", "improve a Rust crate", or needs help with…
Use this skill aggressively any time the work involves Rust code that touches GPU compute — including ferrotorch (and ferrotorch-* crates), burn, candle, wgpu-rs, cubecl, cudarc,…
Design explicit lifetime relationships and elision rules for complex ownership trees. Use this skill whenever the user mentions lifetime annotation, elision, lifetime bound,…
Complete guide to handling safe areas in Capacitor apps for iPhone notch, Dynamic Island, home indicator, and Android cutouts. Covers CSS, JavaScript, and native solutions.
Distribute safety integrity levels across subsystems from hazard analysis, following the governing functional-safety standard.
This skill should be used when users request code review, refactoring, or code quality improvements for Ruby codebases.
Sanity development best practices for schema design, GROQ queries, TypeGen, Visual Editing, images, Portable Text, Studio structure, localization, migrations, Sanity Functions,…
This skill provides comprehensive guidance for documenting SAP APIs following the SAP API Style Guide standards.
This skill provides comprehensive knowledge for SAP Service Manager on SAP Business Technology Platform (BTP).
This skill should be used when developing SAP Analytics Cloud (SAC) planning applications, including building planning-enabled stories, analytics designer applications with…
SAP Analytics Cloud (SAC) automated testing skill for designing capability-gated browser discovery and deterministic Playwright test suites for SAC stories, dashboards, reports,…
Use this skill whenever asked to prepare, review, or classify transactions for a Saudi Arabia VAT return for any client.
This skill SHOULD be used when the user asks to "review code", "find dead code", "check for duplication", "simplify the codebase", "find refactoring opportunities", "do code…
Expert guidance for writing idiomatic, functional, test-driven Scala code. Use this skill when the user asks to write Scala code, design Scala types, handle errors without…
scala-pro workflow skill. Use this skill when the user needs Master enterprise-grade Scala development with functional programming, distributed systems, and big data processing.
Use this skill whenever the user is designing, reviewing, debugging, or answering interview questions about system/software architecture and scalability — e.g.
Scanpy is a scalable Python toolkit for analyzing single-cell RNA-seq data, built on AnnData. Apply this skill for complete single-cell workflows including quality contro — from…
Use this skill whenever the user asks to add a feature, fix a bug, refactor code, or write tests. Forces a discipline of writing test scenarios in markdown BEFORE coding, mapping…
This skill should be used when writing tests, validating features, or needing to verify code works. Triggers on "write tests", "add test coverage", "validate feature",…
This skill should be used when validating features end-to-end without mocks, testing integrations, or when "scenario test", "e2e test", or "no mocks" are mentioned.
Monitor external API responses for changes that break downstream parsing without raising an error. Use this skill whenever the user mentions schema drift, breaking change,…
Parses OpenAPI 3.x specifications (YAML or JSON) or conducts a structured interview to generate one from scratch.
Validate ORM schema for variable visibility bugs, missing hidden variables, and schema/vars.tf drift.
Use this skill when asked about Schema Registry, Avro, Protobuf, schema evolution, compatibility, Confluent Schema Registry, Apicurio, serialization, deserialization, or schema…
This skill connects two electrical components (e.g., wires, batteries, devices) by their terminals to build or modify a circuit.
Acquires a specified object by moving it from the environment into the agent's inventory using 'pick up OBJ'.
Comprehensive toolkit for survival analysis and time-to-event modeling in Python using scikit-survival.
Self-improvement loop for skill-code-review: benchmark vs competitors on the open Greptile/Martian set (real bar = full-50 Cubic F1 0.62) and apply proven optimizations until it…
Index + cookbooks for skill-code-review/scripts/ (durable dev tooling for the reviewer corpus + benchmark harness; not part of the code_review package).
Use this skill for full software development lifecycle tasks — from requirement analysis through coding, testing, code review, and deployment.
Use this skill whenever asked to prepare, review, or classify transactions for a Swedish VAT return (momsdeklaration) for a self-employed individual or small business in — from…
Use this skill when asked about Elasticsearch, OpenSearch, Solr, search engine, full-text search, inverted index, indexing, search analytics, aggregation, cluster management, or…
Design and operate full-text and vector search infrastructure — inverted-index engines (Elasticsearch/OpenSearch, Meilisearch, Typesense), analyzers and tokenization, relevance…
Systematically reviews code for SQL injection, XSS, SSRF, broken access control, cryptographic failures, and other common OWASP Top 10 vulnerabilities, providing vulnerable code…
This skill guides practitioners through hardening AWS Identity and Access Management configurations to enforce
This skill instructs security practitioners on deploying Microsoft Defender for Cloud as a cloud-native application
This skill covers hardening managed Kubernetes clusters on EKS, AKS, and GKE by implementing Pod Security Standards,
Create weekly summaries by aggregating daily summaries for Gastrohem WhatsApp conversations. This skill should be used when the user asks to generate weekly summaries, see what…
Use this skill when designers, e-commerce operators, advertisers, brand teams, social-commerce teams, and content creators need to create authentic product discovery and — from…
This skill should be used when the user asks to "create admin interfaces", "build self-service tools", "generate debugging tools", "create monitoring dashboards", "automate…
Use when the user wants to add JUnit/Mockito tests for Java reactors, set up pre-commit hooks (husky + the pre-commit framework), or wire GitHub Actions CI (lint + unit-test…
Telegram-specific implementation for sending a message to the user. Usually invoke `send-user-message` instead -- it probes for the configured channel and dispatches here only…
This skill should be used when the user asks to "optimize prompts", "design prompt templates", "evaluate LLM outputs", "build agentic systems", "implement RAG", "create few-shot…
This skill should be used when the user asks about "rust workspace", "rust best practices", "cargo workspace setup", "rust code organization", "rust dependency management", "rust…
This skill should be used when the user needs to design, review, or document complex software architectures.
Use when a task says "close the architecture", "why is this blocked", "closure open", "answer the question", "record architect answer", "plan Evidence", "record probe result",…
Create or modify a Next.js Server Action for the JKKN institution website following the project's mandatory pattern.
This skill configures service meshes like Istio and Linkerd for microservices. It generates production-ready configurations, implements best practices, and ensures a…
Comprehensive procedures for managing Myco session lifecycle from creation through intelligence processing and agent runtime orchestration.
Connect an arbitrary REST API to the PostHog data warehouse as a Custom source by authoring a JSON manifest, with no per-source code.
Execute this skill automates the setup of distributed tracing for microservices.
Use this skill whenever asked to prepare, review, or classify transactions for a Singapore GST return (GST F5 form) for any client.
Model interpretability and explainability using SHAP (SHapley Additive exPlanations). Use this skill when explaining machine learning model predictions, computing feature — from…
Model interpretability and explainability using SHAP (SHapley Additive exPlanations). Use this skill when explaining machine learning model predictions, computing feature — from…
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