Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 281,768 indexed, measured the same four ways as everything else here.
MCP server Claude CodeCodexCursor +2
Universal database MCP server with native PostgreSQL, MySQL, SQLite, SQL Server and Oracle support, reusing saved DB client connections. Runs locally from the omnisql-mcp npm package.
jurisupport/jurisupport-plugins
Skill Claude CodeCodex
A search tool for South Korea’s Supreme Court Library website, which provides legal cases and laws. It uses a browser to find results and return case numbers, courts, decision dates, and PDF links.
Heuresis/Growth-Operator-Agency
Skill Claude CodeCodex
Post-launch debrief and optimization recommendations. Consumes the /plan-launch runbook plus actual performance data (analytics, CRM, payments, call recordings). Computes plan-vs-actual variance per KPI, diagnoses which of the 5 launch phases leaked using the the operations director 8-stage customer-journey audit…
Skill Claude CodeCodex
A document converter that turns Word, PowerPoint, Excel, OpenDocument, RTF, EPUB, CSV, and PDF files into Markdown and extracted metadata for an agent to read.
Skill Claude CodeCodex
Playbook for adding a new source-agent adapter to pond - spec the format from the upstream writer, capture a sandboxed fixture, implement the bidirectional codec, and prove conformance. Use when adding an adapter under packages/pond/src/adapter/ or reworking an existing one.
MCP server Claude CodeCodexCursor +2
MCP server "ms-365-21v-mcp-server" as configured in mdwsk88/ms-365-21v-mcp-server. Runs in Docker (ghcr.io/mdwsk88/ms-365-21v-mcp-server:v0.2.0).
Skill Claude CodeCodex
Guide the agent through designing and implementing a correct, efficient CUDA reduction kernel for a given operator (sum, max, min, or custom binary associative op), covering warp-level primitives, block-level reduction, multi-block strategies, and when to use CUB instead.
Skill Codex
Run and validate AutoVideo-Agent Markdown-to-video workflows, including the v0.1-compatible deterministic offline command and v0.2 provider mode with ComfyUI media, Mock or Command TTS, scene-level SRT, normalized timelines, FFmpeg, and deterministic QA. Use for build, plan, provider, or QA requests; MiniMax, hosted…
Skill Claude CodeCodex
Extract and update personal memories from Vaultr notes into structured memory files. Use when the user wants to update their personal memory, extract memories from notes, run memory extraction, or refresh the personal memory base. Triggers on phrases like 'update my memory', 'extract memories from notes', 'run memory…
Skill Claude CodeCodex
Generate production-grade Agent Skill packages through a structured 7-step pipeline: requirement analysis, architecture decisions, metadata crafting, body generation, quality audit, resource file creation, and usage documentation. Use when creating new Skills from scratch, upgrading low-quality Skills, or…
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.
Skill Claude CodeCodex
Install, upgrade, recommend AlignFirst protocols, skills, Docmap and multi-stack workspaces; prepare projects through repository or companion files; set up AlignDev for an OpenClaw assistant or a coding-agent assistant.
Skill Claude CodeCodex
Solve an interactive hidden-rule ARC-AGI-3 game from its game ID. Contains the complete playing doctrine (predict before every action, graded claims, one-page notes, optional executable-rules search) plus the arc harness the agent drives. Use whenever asked to solve, play, or continue an ARC-AGI-3 game.
Skill Codex
Use when modifying BranchBox devcontainer/bootstrap workflows, compose templates, feature env-stash behavior, or manual E2E harness/release docs. Apply issue.
Skill Codex
Use this skill when a user needs to inspect, score, repair, or regression-test academic paper formatting in DOCX files, especially thesis, journal, or conference documents with a separate format specification. The skill guides Codex through local-first document handling, rule extraction, formatting repair, report…
study8677/architecture-copilot
Skill Codex
A guided architecture coach for planning software systems before implementation. It uses structured questions to clarify scope, constraints, design choices, risks, and how the system may evolve.
mfwarren/entrepreneur-claude-skills
Skill Claude CodeCodex
Calculate and analyze CAC, LTV, payback period, contribution margin, and break-even for any business model. Turn raw numbers into decisions.
Skill Claude CodeCodex
Build, import, inspect, and maintain DeepSeek Flow visual workflows with Markdown step workspaces and deterministic Boolean gates.
Skill Claude CodeCodex needs its repo
Stand up an emem-guard verdict server, check it with the conformance suite, and point any agent at it. Use it to self-host emem-guard or to add a grounding gate to an agent on any model or framework. Also use it to wire a checkpoint into Claude Code, Claude Enterprise or MCP. Or use it to run a signed allow/deny…
Skill Claude CodeCodex
Design ObjectStack AI skills, tools, knowledge sources, and the open-edition MCP server surface. Use when the user is adding .skill.ts / .tool.ts, configuring an LLM provider, wiring the tools a skill grants, or indexing ObjectStack data as a knowledge source for RAG. Agents themselves are platform-internal (ask /…
guhou-hvi/elsevier-figure-style
Skill Codex
Generate, revise, and audit source-backed quantitative manuscript figures, and visually audit exported schematic/conceptual figures and graphical abstracts without redrawing them in v0.1. Use for Elsevier-style manuscript figure generation, matplotlib or ggplot2 result plots, line charts, heatmaps, bar charts, scatter…
RollingGo-AI/RollingGo-Hotel-MCP-Global
MCP server Claude CodeCodexCursor +2
RollingGo Hotel Booking MCP Server (Global/AI Edition). Runs locally from the hotelbooking-ai npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP Server for Fabric AI Framework. Runs locally from the fabric-mcp Python package.
MCP server Claude CodeCodexCursor +2
Open-source AI agent control plane and software factory: govern every tool and model call. Remote server at preloop.ai.
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: