Languages

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.

mmiani/kotlin-kmp-claude-agent-skills

Skill Claude Code

Use when choosing, implementing, or reviewing state-holder patterns in a KMP project — ViewModel, shared presenter, MVI, or StateFlow-in-common — including effect handling, UiState modeling, and testability.

not rated 91 +2 2mo ago A 50 tokens

bind-cpp

338

FranciscoThiesen/mirror_bridge

Skill Claude CodeCodex

Generate Python/Lua/JavaScript bindings for C++ classes using mirrorbridge (C++26 reflection, zero boilerplate). Use when the user asks to make C++ code callable from Python/Lua/JS, to "bind" a C++ class or library, to replace pybind11 boilerplate, or to regenerate bindings after C++ header changes.

not rated 89 +1 6d ago A SkillSpector: warn 76 tokens original Apache-2.0

tsgram

339

areweai/tsgram-mcp

MCP server Claude CodeCodexCursor +2

TypeScript Execute (tsx): Node.js enhanced with esbuild to run TypeScript & ESM files. Runs locally from the tsx npm package.

not rated 88 1y ago A tokens not measured original MIT

xcode-26

340

harryworld/Xcode26-Agent-Skills

Skill Claude CodeCodex

Xcode 26 and Apple platform update notes with a focus on Liquid Glass, Foundation Models Framework, and Apple Intelligence. Use when asked to explain, summarize, compare, or implement Xcode 26 era framework changes across SwiftUI, UIKit, AppKit, Foundation, App Intents, StoreKit, MapKit, WidgetKit, visionOS, or Swift…

not rated 88 9mo ago A 80 tokens

delphi-uses-graph

341

MaxiDonkey/DelphiGenAI

Skill Claude CodeCodex

Analyzes a Delphi / Object Pascal codebase to extract unit-level uses dependencies. Use when the user uploads a zip / archive of a Delphi project, or a folder of .pas / .dpr / .dpk files, and asks for a dependency graph, architecture map, cycle detection, fan-in / fan-out coupling analysis, or wants to know how units…

not rated 88 +1 5mo ago A 105 tokens original MIT

SummerKaze/skill-arkts-syntax-assistant

Skill Claude CodeCodex

ArkTS syntax, migration, and optimization guide for HarmonyOS/OpenHarmony development. Triggers on: .ets files, ArkTS keywords, HarmonyOS/OpenHarmony context, @ohos packages. Help with syntax reference, TypeScript migration, performance optimization, compile errors, state management, component development, and…

not rated 88 9mo ago A 71 tokens original MIT

michtio/craftcms-claude-skills

Plugin Claude Code

Bundles 14 skills, 6 agents · 2,021 tokens together

Production-ready skills and agents for Craft CMS 5 development. Plugin development (elements, services, controllers, migrations, events, testing, headless, configuration), site development (content modeling, Twig templates, atomic design, multi-site), a name-routed index of 24 plugin references (config, Twig/PHP API…

not rated 88 +1 changed today A tokens not measured original MIT

pi-sync

345

sky-valley/pi

Skill Claude Code

Daily upstream-sync job for the pi Go port — fetch upstream pi, triage every change since the recorded pin, port what's in scope, verify idiomatic + parity via independent reviews, update the ledger, and push. Use for "sync with upstream", "porting job", or as the scheduled daily run.

not rated 87 +4 changed 16d ago A SkillSpector: pass 66 tokens original MIT

polars

346

polars-inc/skills

Plugin Claude Code

Bundles 1 skill · 166 tokens together

Official Polars skill: write fast, idiomatic lazy Polars in Python, answer data questions in one shot, run SQL on DataFrames, and translate pandas to Polars.

not rated 87 12d ago A tokens not measured original MIT

scitex-python

347

scitex-ai/scitex-python

Settings file Claude Code

Agent settings declaring 181 allowed tools.

not rated 86 today A tokens not measured AGPL-3.0

go-skills

348

eduardo-sl/go-agent-skills

Cursor rule Cursor

Go agent skills repository — curated skills for Go development.

not rated 86 +1 changed 22d ago A 0 tokens original MIT

php-unserialize-audit

349

califio/skills

Plugin Claude Code

Bundles 1 skill, 1 command · 268 tokens together

Audit PHP engine deserialization surface (unserialize, session decoders, WDDX, phar metadata, custom ce->unserialize handlers) for UAF, type confusion, partial-object destruct, signed-length heap overflow, and parse inconsistency.

not rated 85 +3 6mo ago A tokens not measured original MIT

sagefs

350

WillEhrendreich/SageFs

Skill Claude CodeCodex

How to work in any F# repo when SageFs is available: the SageFs REPL (MCP) is the inner loop, dotnet build/test is only the final gate, and every change is proven in the REPL before it is written to a file. Also the house code-design standards: exhaustive DUs over option/bool, Result with a named reason over string…

not rated 85 +1 changed 17d ago A 218 tokens original MIT

maquina-app/rails-upgrade-skill

Skill Claude CodeCodex

Analyzes Rails applications and generates comprehensive upgrade reports with breaking changes, deprecations, and step-by-step migration guides for Rails 7.0 through 8.1.1. Use when upgrading Rails applications, planning multi-hop upgrades, or querying version-specific changes.

not rated 85 12mo ago A 60 tokens original MIT

api-skill

352

JustSteveKing/api-skill

Skill Claude CodeCodex

Provides opinionated best practices and patterns for building production-ready REST APIs using Laravel. Use this skill when designing API endpoints, implementing resource controllers, or structuring JSON responses in a Laravel environment.

not rated 83 6mo ago A 42 tokens original MIT

goframe-v2

353

gogf/skills

Skill Claude CodeCodex

GoFrame v2 development skill. Use only when the target Go project uses or is explicitly adopting GoFrame v2: the nearest go.mod requires github.com/gogf/gf/v2, existing Go files import github.com/gogf/gf/v2 or any github.com/gogf/gf/v2/... component package, or the user asks to scaffold, migrate, or build with…

not rated 83 +2 5mo ago A Socket: warnSnyk: pass 154 tokens

typescript-mcp

354

jhgaylor/node-candidate-mcp-server

Cursor rule Cursor

MCP TypeScript SDK implements the full Model Context Protocol specification, allowing you to build MCP servers and clients using TypeScript.

not rated 81 5mo ago A 0 tokens original MIT

efremidze/swift-architecture-skill

Plugin Claude Code

Bundles 1 skill, 1 hook · 65 tokens together

Swift iOS architecture guidance and playbooks for MVVM, MVI, TCA, Clean Architecture, VIPER, MVP, Coordinator, and Reactive patterns. Use when designing, implementing, refactoring, or reviewing the architecture of a SwiftUI or UIKit feature, module, or codebase.

not rated 81 1mo ago A tokens not measured original MIT

swift-testing

356

bocato/swift-testing-agent-skill

Skill Claude CodeCodex

Expert guidance on Swift Testing best practices, patterns, and implementation. Use when developers mention: (1) Swift Testing, @Test, #expect, #require, or @Suite, (2) "use Swift Testing" or "modern testing patterns", (3) test doubles, mocks, stubs, spies, or fixtures, (4) unit tests, integration tests, or snapshot…

not rated 80 9mo ago A 124 tokens original MIT

picocalc-mcp

359

LofiFren/PicoCalc

MCP server Claude CodeCodexCursor +2

MCP server for PicoCalc MicroPython hardware development. Runs locally from the picocalc-mcp Python package.

not rated 80 +1 24d ago A Socket: warn tokens not measured original MIT

roblox-dev-skill

360

MSayib/roblox-dev-skill

Skill Claude CodeCodex

Verified, current Roblox and Luau knowledge for writing, reviewing and debugging Roblox game code. Use it for ANY task that involves Roblox, Luau or Roblox Studio, even a quick question or a one-line snippet: scripts and modules, RemoteEvents, DataStores and ProfileStore, ProcessReceipt and monetization, UI, the Input…

not rated 80 +7 changed 2d ago A 203 tokens original MIT

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