15,070 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.
glaforge/java-stdio-mcp-server
Skill Claude CodeCodex
Scaffolds and installs zero boilerplate Java-based MCP STDIO servers using JBang and LangChain4j for Gemini CLI. Use this to quickly bootstrap an MCP server from scratch.
legacy-ai-labs/mcp-server-language-converter
Cursor rule Cursor
You are an expert in Python, FastAPI, and scalable API development.
Cursor rule Cursor
A design guide for a Python client that connects to Japan’s Real Estate Information Library API, a service providing real-estate data. It covers API-key setup, request settings, and typed data models.
Skill Claude CodeCodex
Use when you need to review, improve, or troubleshoot a Maven pom.xml file — including dependency management with BOMs, plugin configuration, version centralization, multi-module project structure, build profiles, or any situation where you want to align your Maven setup with industry best practices. Part of the…
Plugin Claude Code
Agent skills for pyenv-native — MCP-first Python version management.
Skill Claude Code
Pytest fixtures, parametrize, mock/monkeypatch, async testing with pytest-asyncio, and coverage reporting.
Cursor rule Cursor
Enforce go fmt and golangci-lint when generating or updating Go code.
Skill Claude Code
Step-by-step guide to scaffold a new Android + Jetpack Compose project from scratch. Covers project creation in Android Studio, Gradle version catalog setup, core library selection, feature-first MVVM architecture, and Compose UI best practices. Use when starting a greenfield Android project or setting up a new app…
Skill Claude CodeCodex
Comprehensive iOS development guidance covering SwiftUI, Swift Concurrency, Core Data, and Swift Testing.
Skill Claude CodeCodex
Complete reference for the Portkey AI Gateway Python SDK with unified API access to 200+ LLMs, automatic fallbacks, caching, and full observability. Use when building Python applications that need LLM integration with production-grade reliability.
Skill Claude CodeCodex
Expert Omeka S developer assistant for Docker-based installations. Covers theme development (SCSS/CSS, templates), module creation (PHP, events, database), configuration management, and troubleshooting. Use for Omeka S customization from simple CSS tweaks to advanced module development.
Skill Claude Code
A setup guide for starting a Go project in the current directory. Go is a compiled programming language, and the guide checks existing source files and project configuration before continuing.
sisibeloved/cpython-optimize-skill
Plugin Claude Code
Bundles 35 skills, 2 hooks, 1 MCP server · 1,236 tokens together
A set of workflows for optimizing CPython and CinderX, including compilation, benchmark testing, JIT analysis, Docker isolation, remote environments, and design documentation. JIT means compiling frequently used code while it runs.
Skill Codex
Use when writing, modifying, debugging, testing, refactoring, optimizing, or reviewing Rust in Jeroen's preferred style, including APIs, domain models, parsers, ETL and data processing, stateful data structures, numerical code, optimization and search algorithms, and performance-sensitive kernels.
Skill Claude Code
Use when writing TypeScript or JavaScript code that imports from @inkbox/sdk, uses npm install @inkbox/sdk, or when adding email, phone, or agent identity features using the Inkbox TypeScript SDK.
Skill Claude CodeCodex
Bun JavaScript runtime, bundler, package manager, and test runner documentation and guidance. Use when working with Bun - an all-in-one toolkit for developing JavaScript/TypeScript applications. Triggers on questions about Bun runtime, bun install, bun test, bun build, Bun.serve, Bun.file, Bun.spawn, bunfig.toml, Bun…
Skill Claude CodeCodex
Coding standards and best practices for Kotlin Multiplatform (KMP) development. Enforces SOLID principles, Dependency Injection (Koin), and Resource Management (Compose Resources).
Skill Claude CodeCodex
Use when adding or reviewing logging in Swift code that uses the Logbook package — log calls, levels, metadata, redaction, bootstrap/flush wiring, or logging in tests. Symptoms: values interpolated into log messages, personal data (email, phone, token) reaching logs, metadata keys that hide what a value is, print() in…
Skill Claude CodeCodex
Expert knowledge of rcurses Ruby TUI library for creating terminal user interfaces. Activate when building Ruby TUI applications, working with terminal panes, handling user input, or debugging rcurses applications. Covers initialization, pane management, text formatting, cursor control, and common pitfalls.
Skill Claude CodeCodex
House conventions for writing code in a Django codebase: formatter and linter compliance (black, isort, djlint, flake8), imports at module top with real refactors for circular imports, docstrings over comment blocks, maintained libraries over hand-rolled code, full test coverage as a merge gate, one squashed migration…
Plugin Claude Code
Bundles 9 skills, 15 commands, 9 agents, 6 hooks · 685 tokens together
Claude Code plugin optimized for C++11/14 development with CMake and vcpkg - agents, skills, hooks, commands, and rules for modern C++ projects.
Deepanshu418/claude-code-elysia
Plugin Claude Code
Bundles 5 skills, 1 hook · 64 tokens together
Elysia.js framework support for Claude Code with Zod validation.
Skill Claude CodeCodex
Critical pitfalls and safety rules for Miden Rust SDK development. Covers felt arithmetic security, comparison operators, argument limits, storage naming, no-std setup, asset layout, P2ID roots, NoteType construction, note-to-component call boundaries, and note input immutability. Use when reviewing, debugging, or…
Skill Claude CodeCodex
Comprehensive guide for building high-performance, type-safe web applications with ElysiaJS framework. Covers plugin architecture, schema validation, lifecycle hooks, authentication patterns, database integration, and Bun runtime optimization. Use when building REST APIs, microservices, or backend applications with…
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: