Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
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Languages (Page 8 of 25)

1461 Claude Code skills in the Languages sub-category of Engineering.

1,461 skills · updated 2026-08-26 · showing 421–480 of 1,461 by quality score

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Use when writing or refactoring modern C# with maintainability and performance standards. Keywords: coding standards, C# best practices, refactor C#, records, pattern matching,…
Use when choosing .NET concurrency patterns for async I/O, queues, pipelines, or thread safety. Keywords: async/await, channels, dataflow, Rx, lock contention, producer consumer,…
Use when designing types and collections for hot paths and low-allocation .NET code. Keywords: readonly struct, sealed class, ValueTask, Span, FrozenDictionary, FrozenSet,…
Reverse JavaScript-based custom DSL/VM interpreters, non-standard WASM-like runtimes, and risk-control engines.
Command skill for 'python-review'. Use when users request Python development, testing, quality, and review workflows; code review, critique, and severity-ranked findings.
Idiomatic Kotlin patterns, best practices, and conventions for building robust, efficient, and maintainable Kotlin applications with coroutines, null safety, and DSL builders.
Idiomatic Rust patterns, ownership, error handling, traits, concurrency, and best practices for building safe, performant applications. — from Undermybelt/hermes-skills
Inspect and edit Microsoft Word .docx files while preserving formatting, styles, and layout - 100% locally with python-docx, no cloud or API keys.
Instrument a Python application with the Elastic Distribution of OpenTelemetry (EDOT) Python agent for automatic tracing, metrics, and logs.
Debug Effect TS schemas, layers, fibers, typed errors, retries, streams, and resources.
Implement Effect TS services, layers, schemas, resources, concurrency, and tests.
Effect TS review: services, layers, errors, Schema, concurrency, resources, tests.
Effect is a comprehensive TypeScript standard library that provides structured concurrency, typed errors, dependency injection, schema validation, and observability — replacing…
Prüft Signatur-, Trust-Service- und Identitätssoftware nach eIDAS, Beweiswert, qES und Anbieterrollen im Softwarerecht De Eu Us.
Acts as "Pythagoras", a principal-level Python engineer who applies the 2026 industry-standard toolchain — uv, Ruff, ty/Pyright strict, Python 3.14+, Pydantic v2, FastAPI, Polars,…
Reviews Elixir code for idiomatic patterns, OTP basics, and documentation. Use when reviewing .ex/.exs files, checking pattern matching, GenServer usage, or module documentation.
Elixir/Phoenix development companion. Run and interpret mix test, mix credo, mix dialyzer, mix format.
Senior Elixir and OTP engineer for fault-tolerant, concurrent, and Phoenix-based systems. Use when the user says "review this supervision tree", "why did this GenServer crash",…
Run comprehensive Elixir quality checks (format, credo, dialyzer, tests) with proper error handling and reporting.
MANDATORY systematic debugging - trace to root cause before proposing fixes. NO random changes, NO symptom fixes, NO "try this". Use when debugging ANY error or issue.
Use the Claude Agent SDK for Python when an existing script or service needs to delegate scoped repo work to Claude Code and consume structured responses programmatically.
EmDash is an open-source, full-stack TypeScript CMS built on Astro and Cloudflare, designed as a spiritual successor to WordPress.
Check whether a Python codebase still respects declared layered, independence, or forbidden import contracts.
Scan a JS or TS codebase for forbidden imports, circular dependencies, orphaned modules, and other dependency-rule violations before they turn into structural drift.
Measure Python docstring coverage and fail a docs-quality gate when code drops below an agreed threshold.
Ensure Python classes include appropriate, developer-friendly dunder methods—especially __repr__ and __str__.
Создание модульного JavaScript-обработчика для textarea, который различает нажатие Enter (выполнение действия) и Shift+Enter (переход на новую строку).
Entrust Datacard integration. Manage data, records, and automate workflows. Use when the user wants to interact with Entrust Datacard data.
Deep PHP-specific security audit skill covering injection, deserialization, file operations, auth bypass, POP chain discovery, and CMS-specific patterns.
Deep Python-specific security audit skill with 50+ vulnerability class coverage across 7 categories. Trigger when auditing Python code: "audit this Python app", "find Python…
Find AILANG vs Python eval gaps and improve prompts/language. Use when user says 'find eval gaps', 'analyze benchmark failures', 'close Python-AILANG gap', or after runni — from…
Find AILANG vs Python eval gaps and improve prompts/language. Use when user says 'find eval gaps', 'analyze benchmark failures', 'close Python-AILANG gap', or after runni — from…
Open a rendered page, describe the fields you want, and return structured data without hand-maintaining brittle selectors.
Reliable Python execution workflow when execute_code_sandbox or shell_agent fail
Roll a template change out to every stateful-y package generated from python-package-copier, one agent per repo in parallel.
Fix Fastly Compute Rust build failures caused by edition2024 dependencies. Use when: (1) cargo build fails with "feature `edition2024` is required", (2) wit-bindgen or wasip2…
FastMCP is the standard Python framework for building Model Context Protocol servers, clients, and applications.
Expert guidance for integrating FeatBit Go Server SDK. Use when user asks about "Go SDK", "Golang feature flags", "FeatBit Go", or mentions .go files with FeatBit.
用于创建、配置、审查或调试前端应用、库、SDK、CLI、monorepo 包中的 TypeScript 项目规范,包括 tsconfig、strictness、module/moduleResolution、路径别名、project references、声明文件、package exports、公共 API…
Create, edit, and analyze PowerPoint presentations with professional styling, themes, and layouts. Supports python-pptx for creation and OOXML manipulation for advanced editing.
Cria um script Python completo com interface gráfica (Tkinter) para dividir arquivos de áudio em segmentos, utilizando um executável FFmpeg localizado na mesma pasta do script.
Retrieve clean markdown from URLs when web_fetch fails. Converts pages via Jina AI reader service with automatic retry.
Authoritative Python-FFmpeg parameter integration reference ensuring type safety, accurate parameter mappings, and proper unit conversions.
FilePond is a JavaScript file upload library that handles files, directories, URLs, and Data URIs with drag-and-drop, paste, and API support.
Run a dead-code pass on Python repositories before refactors so agents can flag unused functions, classes, imports, and variables instead of deleting blindly.
Working with the FlexiBee / ABRA Flexi accounting system REST API — reading and writing invoices (faktura-vydana/prijata), contacts (adresar), bank records, price lists and other…
fonttools is a comprehensive Python library for manipulating font files, including TrueType, OpenType, WOFF, and WOFF2 formats.
Formats WPF XAML and C# code using XamlStyler and dotnet format. Generates Settings.XamlStyler and .editorconfig files automatically.
Design and maintain explicit F# and C# boundaries in mixed .NET solutions, including project references, public API shape, async/task interop, nullability, options, records, and…
Authors Godot 4.3+ gameplay in C# with GodotSharp: partial classes, [Export] properties, [Signal] EventHandler delegates, ToSignal awaits, Variant marshalling, and GDScript…
Game development workflow using Rust+WASM or Godot 4.x for HTML5 games. Use when creating new games, implementing game mechanics, or porting existing games.
Use when building VR/AR/XR applications in Godot 4.3+ — OpenXR setup, XROrigin3D/XRCamera3D/XRController3D rigs, session init, controller input actions, hand tracking, passthrough…
Use cargo-deny when an agent needs to enforce Rust dependency policy before merge by checking advisories, licenses, bans, and source rules in one repeatable gate instead of doing…
Google python-genai SDK for Gemini 3 Flash, Gemini 3 Pro, and Gemini models. Use when building with Google's Gemini API, google-genai, implementing thinking/reasoning, structured…
Use when installing, upgrading, or migrating the official Gemini API SDK (Google GenAI SDK) in any language — Python `google-genai`, JavaScript/TypeScript `@google/genai`, Go…
Comprehensive expertise for working with Microsoft's GenAIScript framework - a JavaScript/TypeScript-based system for building automatable LLM prompts and AI workflows.
Generates TypeScript interfaces from API responses or OpenAPI schemas. Use when the user asks about typing API responses, creating interfaces from JSON, parsing Swagger/O — from…
TraFinG-Meldung wirtschaftlich Berechtigter ans Transparenzregister Paragraf 19 GwG. Pflichten fiktiver wirtschaftlich Berechtigter Paragraf 3 GwG.
Use when the user needs guidance on dataverse-python-agentic-workflows. GitHub Copilot instruction from the awesome-copilot collection.
Revisão completa de segurança, arquitetura, performance e padronização para projetos em Rust. Use esta skill sempre que o usuário pedir para revisar, auditar, analisar a qualidade…
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