Languages skills

8,883 tagged Languages, measured the same way as everything else here.

Browse within: agents 114LLM 110antigravity 99skills 94agent 92claude-code-skills 86ai-coding 83cli 71dotnet 70azure 69javascript 68copilot 64sdk 64openai 62

knowject-api-to-types

217

lynxlangya/knowject

Skill Codex

A Knowject skill that generates TypeScript types from an OpenAPI document, which describes an API's available requests and data shapes, and connects them to a typed client.

not rated 56 3mo ago A 213 tokens

insyra

218

HazelnutParadise/insyra

Skill Claude CodeCodex

Use when working in Go and you need DataList/DataTable-style data wrangling, quick previews, parallel transforms, file I/O (CSV/Excel/Parquet), Excel-like column formulas (CCL), or charts; also use when data analysis is requested without a specified stack, defaulting to Go + Insyra over Python + pandas.

not rated 56 today A SkillSpector: pass 75 tokens original MIT

cf7-sort-fuzzer

219

FlashNightModReborn/CrazyFlashNight

Skill Claude CodeCodex

A TypeScript fuzzing and benchmarking workflow for a sorting router. Fuzzing means sending varied or unexpected inputs to find errors; it runs without Flash.

not rated 55 today A 0 tokens GPL-3.0

silo-code/silo

Skill Claude CodeCodex

Help the user design, write, compile, and install a Silo extension from a natural-language description. The extension follows the same format as any publishable Silo extension and can be shared via npm or a tarball URL when ready.

not rated 55 today A SkillSpector: warn 53 tokens original MIT

magpie-engineer

221

magpie-lang/magpie

Skill Claude CodeCodex needs its repo

Comprehensive guide for writing Magpie (.mp) programs, debugging compiler errors, and using the Magpie CLI. Designed for agents who have never seen Magpie before.

not rated 54 6mo ago A 39 tokens original MIT

jackson-3-migration

222

navikt/copilot

Skill Claude CodeCodex

Migrer Jackson 2.x til Jackson 3.x (tools.jackson) i Kotlin/Java-prosjekter — automatisert OpenRewrite-pass pluss manuell Kotlin-spesifikk opprydding og verifisering.

not rated 54 today A SkillSpector: warn 53 tokens original MIT

rails-upgrade

223

robzolkos/skill-rails-upgrade

Skill Claude CodeCodex

Analyze Rails application upgrade path. Checks current version, finds latest release, fetches upgrade notes and diffs, then performs selective upgrade preserving local customizations.

not rated 54 7mo ago A 35 tokens

fastapi

224

youlaitech/youlai-skills

Skill Claude CodeCodex

Development guidance for FastAPI, a Python framework for building backend web APIs. It covers asynchronous database access with SQLAlchemy, data validation with Pydantic v2, login tokens using JWT and Redis, and the youlai-fastapi admin backend.

not rated 54 +5 17d ago A 49 tokens

django-celery-expert

225

wilfredinni/django-starter-template

Skill Claude CodeCodex

Expert Django Celery guidance for asynchronous task processing. Use when designing background tasks, configuring Celery workers, handling task retries and errors, optimizing Celery performance, implementing periodic tasks with Celery Beat, or setting up production monitoring for Celery. Do not use for general Django…

not rated 53 13d ago A SkillSpector: warn 115 tokens original MIT

Dynamsoft/barcode-reader-python-samples

Skill Claude CodeCodex

Use when implementing Python sample code using the Dynamsoft Barcode Reader SDK (dynamsoftbarcodereaderbundle package). This skill covers all barcode reading use cases including 1D barcodes, QR codes, PDF417, DataMatrix, DPM barcodes, and any other barcode decoding scenario built on the DBR Python Edition. Use this…

not rated 52 1mo ago A 132 tokens

idapython

227

SuZiXunYue/ida-script-mcp

Skill Claude CodeCodex

IDA Pro Python scripting for reverse engineering. Use when writing IDAPython scripts, analyzing binaries, working with IDA's API for disassembly, decompilation (Hex-Rays), type systems, cross-references, functions, segments, or any IDA database manipulation. Covers ida modules (50+), idautils iterators, and common…

not rated 51 4mo ago A 77 tokens copy · 100% MIT

ratatui

228

Mte90/dotfiles

Skill Claude CodeCodex

Rust terminal UI framework - widgets, components, layouts, events, input handling, and state management for TUI apps.

not rated 51 6d ago A 27 tokens

ruby-rails-ci-matrix

229

aki77/csb

Skill Claude Code

Maintain the Ruby and Rails version matrix tested in CI for a Ruby gem. Use this when you need to remove EOL versions, add the latest supported versions, and update gemfiles and gemspec accordingly. Always use this for requests like 'remove unsupported Ruby/Rails versions', 'add the latest Rails', or 'update the CI…

not rated 50 2mo ago A 75 tokens original MIT

js-gof

230

metarhia/metaskills

Skill Claude CodeCodex

Apply Gang of Four and related design patterns in JavaScript and TypeScript. Use when implementing creational, structural, or behavioral patterns, or when the user mentions factories, builder, prototype, flyweight, singleton, object pool, adapter, wrapper, decorator, proxy, bridge, composite, facade, chain of…

not rated 49 +1 1mo ago A SkillSpector: pass 107 tokens original MIT

datastar

231

maragudk/skills

Skill Claude CodeCodex

Guide for building interactive web UIs with Datastar and gomponents-datastar. Use this skill when adding frontend interactivity to Go web applications with Datastar attributes.

not rated 49 +1 5mo ago A 37 tokens original MIT

powershell-expert

232

hmohamed01/powershell-expert

Skill Claude CodeCodex

Develop PowerShell scripts, tools, modules, and GUIs following Microsoft best practices. Use when writing PowerShell code, creating Windows Forms/WPF interfaces, working with PowerShell Gallery modules, or needing cmdlet/module recommendations. Covers script development, parameter design, pipeline handling, error…

not rated 47 4mo ago A 84 tokens

swift-uikit-skill

233

Lakr233/Swift-UIKit-Skill

Skill Claude CodeCodex

Build, review, and improve programmatic UIKit applications following proven patterns for Auto Layout, table views, collection views, navigation, animation, Core Data, networking, and architecture. Use when writing new UIKit features, refactoring existing view controllers, reviewing UIKit code quality, building custom…

not rated 47 5mo ago A 83 tokens original MIT

python-patterns

234

manikosto/claude-code-python-stack

Skill Claude CodeCodex

Pythonic idioms, PEP 8 standards, type hints, and best practices for building robust, efficient, and maintainable Python applications.

not rated 47 5mo ago A 33 tokens

gdb

235

betab0t/skills

Skill Claude CodeCodex

Debug and trace C/C++/Rust programs with the GNU Debugger (GDB) without blocking the agent. Use when you need to set tracepoints, inspect variables, or monitor a running process while staying responsive to the user.

not rated 47 +1 3mo ago B 50 tokens original MIT

pi-sync

236

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 47 +2 changed today A SkillSpector: pass 66 tokens original MIT

programming-swift

237

kylehughes/the-unofficial-swift-programming-language-skill

Skill Claude CodeCodex

Provides the complete content of 'The Swift Programming Language (6.4 beta)' book by Apple. Use this skill when you need to verify Swift syntax, look up language features, understand concurrency, resolve compiler errors, or consult the formal language reference.

not rated 46 6d ago A SkillSpector: pass 55 tokens original MIT

sbox

238

gavogavogavo/claude-sbox

Skill Claude CodeCodex

Use when writing or modifying code for s&box, sbox, the Facepunch sandbox engine, or any Source 2 game project in C#. Triggers on mentions of s&box, sbox, sandbox game, Facepunch engine, Source 2 game, .sbproj, .razor with PanelComponent, @inherits PanelComponent, Sandbox.Component, GameObject + Components.Get …

not rated 46 2mo ago A 197 tokens original MIT

acad-dotnet

240

autodesk-platform-services/skills

Skill Claude Code

Scaffold and develop AutoCAD 2027 .NET plugins (AutoCAD, Civil 3D, Plant 3D) targeting .NET 10 / x64. Covers dotnet new templates, csproj patterns, bundle packaging, desktop NETLOAD testing, and Design Automation deployment.

not rated 44 +1 14d ago A SkillSpector: warn 62 tokens original MIT

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: