Languages

19,287 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.

cpu-kernels

169

huggingface/kernels

Skill Claude CodeCodex ✓ vendor

Provides guidance for writing, optimizing, and benchmarking C++ CPU kernels with SIMD intrinsics (AVX2/AVX512) for the Hugging Face kernels ecosystem. Includes a two-phase workflow: Phase 1 correctness (generic → AVX2) and Phase 2 performance exploration (AVX512 with branching trial loop), runtime CPU dispatch, OpenMP…

not rated 739 today A 89 tokens original Apache-2.0

design-patterns

170

decebals/claude-code-java

Skill Claude CodeCodex

Common design patterns with Java examples (Factory, Builder, Strategy, Observer, Decorator, etc.). Use when user asks "implement pattern", "use factory", "strategy pattern", or when designing extensible components.

not rated 727 +3 7d ago A 47 tokens original MIT

dhh

171

marckohlbrugge/37signals-skills

Skill Claude CodeCodex

Review Ruby/Rails code like DHH would - direct, opinionated, allergic to over-engineering. Use when the user runs /dhh or asks for a DHH-style review of a diff, file, or recent changes.

not rated 712 +4 2mo ago A 50 tokens

pypylon AGENTS.md

172

basler/pypylon

Instructions file CodexOpenCode

Instructions for basler/pypylon, covering agents.md, repository map, environment, common commands and or, to (re)build in place after changing bindings.

not rated 710 24d ago A 1,195 tokens original BSD-3-Clause

tooscut CLAUDE.md

173

mohebifar/tooscut

Instructions file

Claude Code instructions for mohebifar/tooscut, covering claude.md, project overview, commands, development and wasm (requires rust toolchain + wasm-pack).

not rated 703 +1 5d ago A 1,623 tokens

naver/fixture-monkey

Instructions file

A Korean-language guide for working on Fixture Monkey, a Java and Kotlin library for generating test data. It describes project rules, folder roles, build commands, and testing requirements.

not rated 697 12d ago A 1,379 tokens original Apache-2.0

ruby2d AGENTS.md

175

ruby2d/ruby2d

Instructions file CodexOpenCode

Instructions for ruby2d/ruby2d, covering ruby 2d guide for ai coding agents, testing, architecture, multi-ruby support and documentation.

not rated 697 +1 14d ago A 893 tokens original MIT

codewithmukesh/dotnet-claude-kit

Instructions file

Claude Code instructions for codewithmukesh/dotnet-claude-kit, covering dotnet-claude-kit — development instructions, repository purpose, philosophy, skill structure and frontmatter schema (required).

not rated 697 +9 29d ago A 2,345 tokens original MIT

flow-next CLAUDE.md

177

gmickel/flow-next

Instructions file

Claude Code instructions for gmickel/flow-next, covering claude code project guide, stack and tooling, when to use a skill (the default), when to use deterministic flowctl python and the common pattern: skill + thin flowctl plumbing.

not rated 691 +2 changed today A 7,971 tokens original MIT

JavaExpert

178

val1813/kwcode

Skill Claude CodeCodex

A coding skill for Java, a programming language, with guidance on code style, exception handling, Spring Boot conventions, and design patterns.

not rated 688 +1 3mo ago A 2 tokens

cursorrules

179

DataScienceUIBK/Rankify

Cursor rule Cursor

You are an expert in developing information retrieval, re-ranking, and retrieval-augmented generation (RAG) systems using Python, with a focus on PyTorch and state-of-the-art NLP models.

not rated 681 +1 4mo ago A 1,099 tokens

Olshansk/rss-feeds

Skill Claude CodeCodex

Generate Python RSS feed scrapers from blog websites, integrated with hourly GitHub Actions.

not rated 677 today A 22 tokens original MIT

monkey AGENTS.md

181

monkey/monkey

Instructions file CodexOpenCode

AGENTS.md instructions for monkey/monkey, covering agents, repository map, main runtime flow, build and verification and commit style used in this repository.

not rated 661 +1 yesterday A 1,431 tokens original Apache-2.0

NexusTrader CLAUDE.md

182

Quantweb3-com/NexusTrader

Instructions file

Instructions for Quantweb3-com/NexusTrader, covering claude.md, project overview, development commands, dependencies and setup and install with uv (package manager used in this project).

not rated 659 +3 3mo ago A 1,552 tokens original MIT

innoshop CLAUDE.md

183

innocommerce/innoshop

Instructions file

Claude Code instructions for innocommerce/innoshop, covering claude.md, commit rules, project overview, development commands and php/laravel.

not rated 657 +1 2d ago A 3,376 tokens

iron-proxy AGENTS.md

184

paradigmxyz/iron-proxy

Instructions file CodexOpenCode

AGENTS.md instructions for paradigmxyz/iron-proxy, covering agents.md, repo at a glance, go conventions, simplicity and security invariants (do not weaken).

not rated 651 +8 2d ago B 1,429 tokens original Apache-2.0

faker CLAUDE.md

185

jaswdr/faker

Instructions file

Claude Code instructions for jaswdr/faker, covering claude.md, repository overview, core architecture, common commands and testing.

not rated 644 +1 1mo ago A 511 tokens original MIT

bnlearn

186

erdogant/bnlearn

Skill Claude CodeCodex

Use this skill when working with bnlearn, a Python library for Bayesian networks, probabilistic graphical models, causal discovery, parameter learning, structure learning, inference, sampling, and directed acyclic graphs (DAG).

not rated 644 +2 6d ago A 46 tokens

LarAgent AGENTS.md

187

MaestroError/LarAgent

Instructions file CodexOpenCode

Instructions for MaestroError/LarAgent, covering purpose, key principles, planning, executing plan and testing.

not rated 642 15d ago A 505 tokens original MIT

wrap-snarkvm

188

ProvableHQ/sdk

Command Claude Code

Automates wrapping a SnarkVM type in wasm-bindgen bindings for the Provable SDK.

not rated 633 yesterday A 0 tokens GPL-3.0

rails-conventions

189

rootstrap/rails_api_base

Skill Claude CodeCodex

Rootstrap Rails conventions. Use when writing, reviewing, or editing any Rails code — controllers, models, migrations, routes, views, mailers, initializers, locale files, or Rails config. Covers routing, ActiveRecord, migrations, i18n, time zones, mailers, assets, Bundler groups, and logging.

not rated 631 +2 7d ago A 71 tokens original MIT

cobra-viper

190

spf13/go-skills

Plugin Claude Code

Bundles 1 skill · 104 tokens together

Definitive guide to building CLI applications with Cobra and Viper — command-first architecture, configuration management, environment variable binding, and in-memory CLI testing. Written by spf13, the original creator of both libraries.

not rated 632 +10 1mo ago A tokens not measured

uv

191

Lazza/RecuperaBit

Cursor rule Cursor

Install Python packages, access Python CLI, run python code and scripts, execute Python commands, and manage Python environments. Use uv run for all Python execution instead of direct python commands.

not rated 622 1mo ago A 186 tokens GPL-3.0

phpMyFAQ AGENTS.md

192

thorsten/phpMyFAQ

Instructions file CodexOpenCode

AGENTS.md instructions for thorsten/phpMyFAQ, covering project overview, folder structure, development setup, download composer and install php dependencies and install pnpm and install typescript dependencies.

not rated 620 +1 yesterday E 3,207 tokens original MPL-2.0

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