Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 273,227 indexed, measured the same four ways as everything else here.
Skill Claude CodeCodex
Use when the user asks to search Perplexity, query Perplexity through the web UI, perform web research with Perplexity, save a Perplexity answer as Markdown, or retrieve a Perplexity answer through browser automation.
Skill Claude CodeCodex
Single entry point that routes any Stripe billing, subscription, MRR, churn, payment failure, dunning, Radar fraud, checkout, invoice, payout, webhook, or pricing question to the correct specialist skill. Use FIRST when the user mentions Stripe, MRR, ARR, subscriptions, churn, past due, failed payment, Radar…
MCP server Claude CodeCodexCursor +2
MCP server for OpenAPI discovery, endpoint inspection, structured tracing, and authenticated endpoint execution. Runs locally from the @rekl0w/mcp-openapi-discovery npm package.
MCP server Claude CodeCodexCursor +2
MCP server "appsignal-mcp" as configured in pauldub/appsignal-mcp. Launched with bun run start. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP server for interactive user feedback and command execution in AI-assisted development, by Fábio Ferreira. Runs locally from the interactive-feedback-mcp Python package.
Skill Claude CodeCodex
A workflow for grading exams through a conversation with the coding agent. It can process folders of exam files, calculate scores, and export grading results.
MCP server Claude CodeCodexCursor +2
MCP server for interacting with RSS. Runs locally from the mcp_rss npm package.
MCP server Claude CodeCodexCursor +2
MCP server for Slicejs documentation access. Runs locally from the slicejs-mcp npm package.
Skill Claude CodeCodex
Use only when the user explicitly says ZOOT or explicitly asks to use the research vault setup skill to set up a new lightweight Obsidian-first research vault. Do not use for ordinary Markdown, Obsidian, wiki, process-log, research, derivation, coding, hook-maintenance, or summarization tasks.
Skill Claude CodeCodex
Upgrade Laravel applications one major version at a time (9→10, 10→11, 11→12). Use when user wants to upgrade their Laravel framework version. Auto-detects current version from composer.json, identifies breaking changes, and applies necessary code fixes.
LiuYihey/loop-engineering-skill
Skill Claude CodeCodex
Designs and scaffolds autonomous agent loop frameworks from user requests. Borrows loop-engineering patterns (file-backed state, orchestrator ticks, stall detection, fresh sessions, quality gates) to generate a tailored multi-iteration workflow for any long-horizon task. Use when the user wants a /loop setup…
MCP server Claude CodeCodexCursor +2
MCP server "mcp-k8s" as configured in rahul007-bit/k8s-mcp. Runs locally from the mcp-k8s Python package.
MCP server Claude CodeCodexCursor +2
MCP server "mail-mcp-server" as configured in NingNing0111/email-send-mcp. Runs locally from the mail-mcp-server Python package.
MCP server Claude CodeCodexCursor +2
MCP server "iconsult-mcp" as configured in marcus-waldman/Iconsultmcp. Runs locally from the iconsult-mcp Python package.
MCP server Claude CodeCodexCursor +2
MCP server "sacloud-mcp" as configured in sacloud/sacloud-mcp. Runs locally from the sacloud-mcp Python package.
IBM/chuk-mcp-maritime-archives
MCP server Claude CodeCodexCursor +2 ✓ vendor
Historical Maritime Archives MCP Server. Runs locally from the chuk-mcp-maritime-archives Python package.
Skill Claude CodeCodex
Run and analyze TypeScript compiler traces using --generateTrace. Identifies slow type-checking operations, maps them to source code, and suggests concrete fixes. Use when users mention slow tsc builds, TypeScript performance, type-checking bottlenecks, or compilation speed.
dungnotnull/sustainable-archaeology-tourism-agent-skill
Skill Claude CodeCodex
Sustainable Archaeology Tourism Planning Advisor - Comprehensive evidence-backed analysis harness for cultural-heritage tourism planning. Use when user asks about sustainable tourism planning, heritage site management, carrying capacity analysis, visitor management, conservation vs visitation balance, community-based…
dungnotnull/shader-cache-optimization-agent-skill
Skill Claude CodeCodex
Shader Cache Optimization to Eliminate Game Stuttering — Shader Compilation & Cache Performance Engineering evidence-backed analysis harness. Use this skill when analyzing shader compilation stutter, optimizing cache strategies, configuring driver/DXVK settings, or needing evidence-backed recommendations for game…
dungnotnull/gaming-device-power-management-agent-skill
Skill Claude CodeCodex
The harness is a modular skill-registry architecture with four cooperating subsystems.
MCP server Claude CodeCodexCursor +2
MCP server "tilt" as configured in alleneubank/tilt-mcp. Launched with bun run src/server.ts.
MCP server Claude CodeCodexCursor +2
A Model Context Protocol (MCP) server that provides access to the OpenAlex API - a fully open catalog of the global research system covering over 240 million scholarly works. Runs locally from the openalex-mcp npm package.
MCP server Claude CodeCodexCursor +2
A development decision adviser for code modernization, API combinations, and compatibility analysis. An API is an interface that lets software communicate with other software.
MCP server Claude CodeCodexCursor +2
Code editor MCP server with sandboxing, optimistic locking, and path whitelists. Runs locally from the code-editor-mcp Python package.
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: