Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 272,729 indexed, measured the same four ways as everything else here.
MCP server Claude CodeCodexCursor +2
Gate AI-written tests: heal safe drift, refuse to hide real bugs, sign a verifiable receipt. Runs locally from the vigilis-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP server for creating draw.io diagrams as XML files. Runs locally from the drawio-mcp Python package.
Skill Claude CodeCodex
Session memory sync and skill extraction for the Sibyl Memory Plugin. Injects session context into the plugin's local memory DB (entities, state, journal) through the plugin interface, then extracts reusable patterns into harness-native skills. Use at the end of a session or after a major block of work. Triggers …
MCP server Claude CodeCodexCursor +2
MCP server "db2toon-mcp" as configured in kamil5b/db2toon. Runs in Docker (ghcr.io/kamil5b/db2toon:v1.4.4).
MCP server Claude CodeCodexCursor +2
Converts any URL to clean, LLM-ready Markdown using real Chrome browsers. Remote server at anybrowse.dev.
kenneives/design-token-bridge-mcp
MCP server Claude CodeCodexCursor +2
Translate design tokens between Tailwind, Figma, CSS, Material 3, and SwiftUI. Runs locally from the design-token-bridge-mcp npm package.
MCP server Claude CodeCodexCursor +2
Search Canadian case law, browse legislation, and check citations via the CanLII API. Runs locally from the canlii-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP server "opcua-mcp" as configured in mwieczorkiewicz/opcua-mcp. Runs in Docker (ghcr.io/mwieczorkiewicz/opcua-mcp:main-29734c4). Needs 7 environment variables to run.
MCP server Claude CodeCodexCursor +2
36 local developer utilities for AI agents. Hash, encoding, UUID, JWT, JSON, network, text. Runs locally from the devutils-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
MCP server that converts OpenAPI specs into tools which can query API endpoints. Runs locally from the @pavelpiha/specrun npm package.
MCP server Claude CodeCodexCursor +2
Video production: recording, editing, effects, captions, TTS, screenshots. 8 tools. Runs locally from the @studiomeyer/mcp-video npm package.
Rorogogogo/workplace-english-wingman
Skill Codex
Improve, rewrite, and explain workplace English for an English-as-a-second-language professional in Australia. Use when the user asks to polish, fix, rewrite, improve, or check work emails, Slack or Teams messages, follow-ups, replies to managers or stakeholders, technical explanations, status updates, polite chasing…
Skill Claude CodeCodex
A code-review add-on that checks selected changes for defects before they are merged. It can also run a separate audit path.
varaprasadreddy9676/remote-bridge
MCP server Claude CodeCodexCursor +2
Sync code to remote servers via SSH/rsync and deploy from any AI IDE. Runs locally from the remote-bridge-cli npm package.
linyshdhhcb/china-geonames-skill
Skill Claude CodeCodex
A lookup tool for China’s national place-name database, which contains administrative divisions and geographical names.
MCP server Claude CodeCodexCursor +2
MCP server "html2md" as configured in sunshad0w/html2md-mcp. Runs in Docker (docker.io/sunshad0w/html2md-mcp).
MCP server Claude CodeCodexCursor +2
MCP server for Huly — manage projects, issues, documents and more via natural language. Runs locally from the huly-mcp-sdk npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
AI-powered native browser with 12 MCP tools. 30 tokens per page. Runs locally from the oculo-mcp npm package.
Skill Claude CodeCodex
Hatch and raise a terminal companion pet. A small ASCII creature lives beside your coding sessions — it reacts to your work, has a personality, and persists across conversations.
Skill Codex
Stress-test a plan or design from three angles: drill down into branches, scan laterally for missing alternatives, and zoom out to expose systemic gaps until ambiguity becomes explicit decisions. Use when the user wants rigorous plan review, design pressure-testing, or deep decision clarification. Question-asking…
MCP server Claude CodeCodexCursor +2
Live sports betting MCP server — AI picks, odds, injuries, line movement across NBA, NHL, NCAAB, MLB. 12 tools for real-time game analysis. Runs locally from the sports-betting-mcp Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
MIF (Memory Interchange Format) — vendor-neutral memory portability for AI agents. Runs locally from the mif-tools Python package.
MCP server Claude CodeCodexCursor +2
Map any curriculum standard to its equivalent in another country or exam board — 175,000+ standards across 310 systems in 50+ countries, cross-walked into one graph (incl. direct within-family country-to-country edges) and served as a Claude MCP server. Runs locally from the standardgraph Python package. Needs 1…
MCP server Claude CodeCodexCursor +2
Instant SEO, performance, and security audits for any URL — an MCP server for AI agents. Runs locally from the siteaudit-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: