Languages

14,516 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.

rails-expert

1297

alexmmatos/arthur-mcp

Agent Claude Code

Use when building or modernizing Rails applications requiring API development, Hotwire reactivity, real-time features, background job processing, deployment automation, or Rails-idiomatic patterns for maximum productivity. Version-aware: adapts to Rails 7.x and 8.x projects.

not rated 2 1mo ago A 58 tokens original MIT

Cratis/AI

Skill Claude CodeCodex

Talk to a Chronicle server from a standalone .NET application with the Cratis.Chronicle client - connection strings, ChronicleClient construction outside any host, AddCratisChronicle for a worker or ASP.NET host, [EventType] records, IEventSequence.Append, reactors and reducers found by assembly scanning, the…

not rated 2 yesterday A 123 tokens original MIT

silveroxides/comfyui-custom-node-development

Skill Codex

Develop, review, test, and package ComfyUI custom nodes using the correct installation-specific environment. Use when working inside any ComfyUI custom-node repository, initializing its AGENTS.md context, changing Python or frontend node behavior, checking compatibility with the local ComfyUI checkout, running tests…

not rated 2 7d ago A 71 tokens original MIT

cpp-runtime-audit

1300

leafyoung/pi-agent-skills

Skill Claude CodeCodex

This skill should be used when the user asks to benchmark, profile, or audit compiled C++ programs or C++ solution/exercise banks - measuring peak memory (max RSS), wall time, or speed across optimization levels (-O0/-O2/-O3) and compilers (clang++/g++), attributing heap to source lines (valgrind massif), finding…

not rated 2 3d ago A 185 tokens

zmachine

1301

jonathan-meyer/zmachine-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. Needs 1 environment variable to run.

not rated 2 +1 2d ago A tokens not measured

ugrc-python-packaging

1302

agrc/agent-skills

Skill Claude CodeCodex

Python packaging migration guidance. Use when reviewing or migrating projects from setup.py to pyproject.toml, including Hatchling, dependencies, versioning, and console scripts.

not rated 2 2d ago A 39 tokens original MIT

python

1303

yeger00/kev-mcp

Cursor rule Cursor

Cursor rule "python" from yeger00/kev-mcp, covering keep it simple and readable, follow python best practices, implement features gradually and make the output human-friendly.

not rated 1 1y ago A 201 tokens

rope-mcp-server

1304

krystofbe/rope-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for Python refactoring via Rope library. Runs locally from the rope-mcp-server Python package.

not rated 1 7mo ago A tokens not measured

mcp-python

1305

qurioskill/mcp-python-demo

MCP server Claude CodeCodexCursor +2

MCP server providing a Python REPL with persistent session. Runs locally from the mcp-python Python package.

not rated 1 1mo ago A tokens not measured

static-rust

1306

dinglebear-ai/soma

Skill Claude CodeCodex

Use for Soma built-in Rust actions, scaffold intent collection, MCP elicitation flows, and CLI/REST action reference.

not rated 1 yesterday A 28 tokens AGPL-3.0

aileron

1307

aileron-sh/aileron

MCP server Claude CodeCodexCursor +2

Flight recorder for AI agents: tamper-evident audit logging, policy enforcement, and incident reports. Runs locally from the aileron Python package.

not rated 1 yesterday A tokens not measured original Apache-2.0

aimarket-plugins

1308

alexar76/aimarket-plugins

MCP server Claude CodeCodexCursor +2

Package products as ready-to-run MCP servers for Claude Desktop. Runs locally from the aimarket-mcp-packager Python package. Needs 1 environment variable to run.

not rated 1 7d ago A tokens not measured original MIT

aimarket-mcp

1309

alexar76/aimarket-mcp

MCP server Claude CodeCodexCursor +2

alexar76 ecosystem MCP gateway — SSRF-hardened web fetch/search + Metis verify (stdio + HTTP). Runs locally from the aimarket-mcp Python package. Needs 3 environment variables to run.

not rated 1 7d ago A tokens not measured original MIT

mcp-seo-audit

1310

atomno-mcp/mcp-seo-audit

MCP server Claude CodeCodexCursor +2

MCP server for technical SEO audits powered by the detail.web engine: site health score, issues across 8 categories and a GEO (AI-search visibility) sub-score. Runs locally from the atomno-mcp-seo-audit Python package. Needs 1 environment variable to run.

not rated 1 11d ago A tokens not measured original MIT

mcp-fns-calc

1311

atomno-mcp/mcp-fns-calc

MCP server Claude CodeCodexCursor +2

A local MCP server for Russian tax calculations and checks of taxpayer status. It uses a hosted API for fiscal-status checks and needs an access token.

not rated 1 10d ago A tokens not measured original MIT

worker-cli

1312

bierlingm/spikes

Skill Claude CodeCodex

Implements Rust CLI changes (MCP tools, transports, auth commands, tests).

not rated 1 2mo ago A 20 tokens original MIT

biz-dfch-specmgr

1314

dfch/biz.dfch.SpecMgr

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

An artifact manager for system specifications. Runs locally from the biz-dfch-specmgr Python package. Needs 4 environment variables to run.

not rated 1 yesterday A tokens not measured AGPL-3.0

roslyn-mcp

1315

darylmcd/Roslyn-Backed-MCP

Plugin Claude Code

Bundles 44 skills, 5 agents, 2 hooks, 2 MCP servers · 3,977 tokens together

Semantic C# analysis and refactoring for AI agents, powered by Roslyn. Load .sln/.csproj files, inspect the live MCP catalog at runtime, and use 32 bundled agent skills for analysis, refactoring, testing, architecture review, and release workflows.

not rated 1 changed 8d ago A tokens not measured original MIT

jsc-typescript-ast-mcp

1316

jscoobyced/jsc-typescript-ast-mcp

MCP server Claude CodeCodexCursor +2

AST for TypeScript, supports creating JSON representations of React components. Runs locally from the jsc-typescript-ast-mcp npm package. Needs 1 environment variable to run.

not rated 1 5mo ago A tokens not measured original MIT

lu-zhengda/mcp-python-exec-sandbox

MCP server Claude CodeCodexCursor +2

MCP server for secure Python script execution with automatic dependency management. Runs locally from the mcp-python-exec-sandbox Python package.

not rated 1 7mo ago A tokens not measured original MIT

global-education-mcp

1318

malkreide/global-education-mcp

MCP server Claude CodeCodexCursor +2

MCP Server für internationale Bildungsdaten – UNESCO UIS (4000+ Indikatoren) und OECD Education at a Glance (SDMX API). Runs locally from the global-education-mcp Python package.

not rated 1 10d ago A tokens not measured original MIT

termdat-mcp

1319

malkreide/termdat-mcp

MCP server Claude CodeCodexCursor +2

MCP server for TERMDAT — the terminology database of the Swiss Federal Administration. Runs locally from the termdat-mcp Python package.

not rated 1 11d ago A tokens not measured original MIT

malkreide/swiss-academic-libraries-mcp

MCP server Claude CodeCodexCursor +2

MCP Server für Schweizer Wissenschaftsbibliotheken: swisscovery (SRU), e-rara/e-periodica/e-manuscripta (OAI-PMH) und Open-Access-Rechtsliteratur (sui generis, ex/ante, Repositorium.ch). Kein API-Key erforderlich. Runs locally from the swiss-academic-libraries-mcp Python package.

not rated 1 2d ago A tokens not measured 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: