9,037 tagged Languages, measured the same way as everything else here.
Browse within: agents 115LLM 111antigravity 99skills 94agent 93claude-code-skills 86ai-coding 83cli 73azure 69dotnet 69javascript 68copilot 65sdk 64openai 62
Skill Codex
High-quality C++ OOP coding style (archibate / parallel101 lineage) that overrides sloppy AI-default C++. Use this skill WHENEVER writing, editing, refactoring, or reviewing C++ code (.cpp / .h / .hpp / .cc / .cxx), designing C++ classes, interfaces, APIs, or libraries, or when the user mentions C++ design, OOP…
Skill Claude CodeCodex
Type-safe Node.js API client SDK with validation, mocking, retry, and logging. Use when building API clients for Node.js applications.
Sxuan-Coder/alibaba-java-development-guide
Skill Claude CodeCodex
A routed reference guide for Alibaba's Java coding standards. It covers code style, exceptions and logs, unit tests, security, MySQL, project structure, and design rules.
Skill Claude Code
Look up real Rust documentation with the ferritin CLI instead of guessing APIs from memory. Use whenever you need a crate's types, traits, methods, function signatures, or module contents — for dependencies, the standard library, or local workspace crates. Reach for it before answering any Rust API question ("what…
Skill Claude CodeCodex
Generates Python code that reads, writes, converts, and inspects data files with IterableData (pip install iterabledata; import iterable). Use when opening CSV, JSONL, Parquet, XML, WARC, GeoJSON, or other files; converting formats; streaming large files without pandas; or when the user mentions iterabledata…
Skill Codex
Integrate and troubleshoot the @unprice/api TypeScript SDK in server-side Node.js, Next.js, Hono, or edge applications. Use when onboarding Unprice customers, checking access, enforcing or recording usage, reserving budgets for multi-step workloads, handling Unprice API results, reviewing an existing Unprice…
glincker/claude-code-marketplace
Skill Claude Code
Migrate legacy code to modern frameworks, languages, and patterns with automated refactoring and testing.
Skill Claude CodeCodex
Builds React Native Nitro Modules from scratch in a monorepo. Scaffolds with Nitrogen, authors HybridObject TypeScript specs, generates native boilerplate, implements in C++/Swift/Kotlin, wires an example app, and prepares for npm publishing. Use when creating a new Nitro Module, implementing native functionality via…
DSTN2000/claude-unreal-engine-skill
Skill Claude CodeCodex
Comprehensive Unreal Engine C++ and Blueprint development assistant with deep project structure understanding. Use when helping with Unreal Engine projects, including: C++ gameplay programming, Blueprint development, input system configuration (Enhanced Input), Gameplay Ability System (GAS), project structure…
Skill Claude CodeCodex
Provides Go (Golang) engineering guidance for designing packages, services, and CLIs. Use whenever the task involves Go implementation, refactors, code reviews, API design, package layout, interfaces, constructors/config, error handling, logging, dependency or framework selection, HTTP/service wiring…
wieslawsoltes/Performance-Skill
Skill Claude CodeCodex
Evidence-first performance engineering workflow for coding agents combining portable .NET diagnostics with platform-native profiling, BenchmarkDotNet, application benchmarking, statistical validation, deployment, container, graphics, and GPU procedures.
xjtulyc/awesome-rosetta-skills
Skill Claude CodeCodex
Atomic Simulation Environment (ASE) for atomistic simulations: structure building, geometry optimization, NEB, molecular dynamics, and trajectory analysis.
dchuk/claude-code-tauri-skills
Skill Claude CodeCodex
Teaches Claude about Tauri's core architecture, including the Rust backend, webview integration, Core-Shell design pattern, IPC mechanisms, and security model fundamentals.
Skill Claude CodeCodex
A guided tool for creating personalised IELTS speaking practice materials. IELTS is an English exam, and the tool turns a learner’s answers and conversation into a personal profile and a static study website.
Skill Claude CodeCodex ✓ vendor
Resolve which dependency versions are actually installed, from composer show and composer.lock, when diagnosing version-specific behavior such as a method, argument or class that does not exist in the release that is really running. For the PHP runtime itself (version, OS, loaded extensions) use the…
Skill Claude Code
Expert iOS/Swift developer behavior for AI coding agents. Use when writing, reviewing, or refactoring Swift, SwiftUI, UIKit, or SwiftData code; when designing iOS app architecture (MVVM, Clean Architecture, coordinators, routing); when building UI that must meet Apple's Human Interface Guidelines, contrast, dark-mode…
Skill Claude CodeCodex
Create or edit Python routines for market analysis, monitoring, and data visualization. Use when the user asks to create, modify, or fix a routine in the routines/ folder.
Skill Claude CodeCodex
Helps set up C# library projects that provide nodes to vvvv gamma — project directory structure, Initialization.cs with AssemblyInitializer, service registration via RegisterService, IResourceProvider factories, ImportAsIs / ImportNamespace / ImportType selection, category organization, aspects…
Skill Claude CodeCodex
SwiftMesh uses a builder pattern on the Mesh class. Every configuration method returns Self, enabling fluent chaining. The flow is.
Skill Claude Code
End-to-end Klever blockchain development — smart contracts (Rust/WASM), transaction building (@klever/connect, klever-go-sdk), deployment via ksc + koperator, and on-chain interaction via MCP tools. Use when the task involves KLV, KDA tokens, klv1 addresses, Klever smart contracts, or Klever node/API interaction.
SpillwaveSolutions/mastering-typescript-skill
Skill Claude CodeCodex
Master enterprise-grade TypeScript development with type-safe patterns, modern tooling, and framework integration. This skill provides comprehensive guidance for TypeScript 5.9+, covering type system fundamentals (generics, mapped types, conditional types, satisfies operator), enterprise patterns (error handling…
Skill Claude Code
A comprehensive skill to understanding how Langium-based projects work — from grammar definition through code generation, runtime parsing, linking, validation, and LSP integration.
Skill Claude CodeCodex
Build Text User Interface (TUI) applications using the Textual Python framework (v0.86.0+). Use when creating terminal-based applications, prototyping card games or interactive CLIs, or when the user mentions Textual, TUI, or terminal UI. Includes comprehensive reference documentation, card game starter template, and…
Skill Claude CodeCodex
Default Android app architecture: MVVM, three Gradle modules, Jetpack Compose, Hilt, Coil, Ktor, Room, DataStore. Use when creating or changing Android, Kotlin, Jetpack Compose, Gradle modules, Activities, ViewModels, or Android libraries in an app that has not already chosen a different pattern.
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: