A skills library that gives coding agents a development process: brainstorming, planning, TDD, subagents and code review
Plugins
Memory layer for agents: plugins for Claude Code, Codex, Cursor and OpenCode, plus a CLI and SDKs that carry context across sessions
OpenAI's official plugin: Codex reviews of your changes and task delegation to Codex from inside a Claude Code session
Three skill plugins for Google Stitch: screen generation, code to design and React builds from mockups
Trail of Bits skills
Trail of Bits Skills Marketplace
Trail of Bits plugin marketplace for security work: smart contracts, C/C++ and Rust review, Semgrep, CodeQL and fuzzing
Official skills and agents from the .NET team: performance, MSBuild, NuGet, upgrades, testing, ASP.NET Core, Blazor and MAUI
Cloudflare's official agent skills: Workers, Durable Objects, wrangler, Pages, storage and an MCP server
Expo's official agent skills: building, deploying, updating and debugging Expo and EAS apps
A plugin and skill that makes the agent write minimal code: reuse, stdlib and native platform features come first
Agentic Plugin Marketplace by wshobson
Agentic Plugin Marketplace
94 plugins, 202 agents, 183 skills and 105 commands for Claude Code, generated for Codex, Cursor, OpenCode and Copilot
Knowledge-graph memory for agents: Claude Code and Codex plugins, an MCP server and a Python library
Claude Skills (Alireza Rezvani)
Claude Code Skills & Plugins
A large library of skills, agents and commands by domain: engineering, marketing, product, compliance, C-level advisors and research
A Claude Code plugin for the Phoenix LLM observability platform: remote MCP plus skills for traces, evals and instrumentation
Document extraction engine for PDFs, Office files and scans, shipped as an agent plugin, MCP server and CLI
A local browser UI to annotate agent plans and review diffs, then send the feedback back to the agent
Persistent agent memory in an Obsidian vault: saving decisions, search, research and background vault upkeep
A Claude Code plugin with correction memory: every fix becomes a rule, plus topic wikis, hooks and dozens of skills
Numman Ali's small plugin marketplace: agent orchestration, open-source maintenance, Gas Town and Z.AI CLI
SAP Skills
SAP Skills for AI Coding Assistants
About forty plugins and skills for SAP development: BTP, CAP, Fiori and SAPUI5, ABAP, HANA, Analytics Cloud and Datasphere
A Claude Code and Codex plugin with skills for code research, tests, refactoring and independent review of finished changes
Plugins for journalists and researchers: source and fact verification, records requests, data journalism, archiving and PDF reports
A large Claude Code and Cursor plugin: development skills, specialist agents and hooks with quality gates and git protection
Miro's official plugins, skills and MCP: the agent reads boards, draws diagrams, keeps tables and codes from designs
A plugin and npx CLI that scaffold DESIGN.md from the official google-labs-code/design.md templates