Claude Code skills, plugins, subagents, slash commands and mcp servers

Agent Cost Report thedotmack skill Turns Claude Code transcripts into a cost and failure report: tokens measured, dollars priced at OpenRouter list rates, output as HTML, PDF, JSON and CSV. CX Codex Cursor GitHub Copilot 365installs lint-and-validate sickn33 skill Runs configured linters and type checkers after code changes, telling actual failures apart from tools that never ran. CX Codex Cursor GitHub Copilot 1,300installs architect-review sickn33 skill Turns the agent into an architecture reviewer: it weighs design decisions, names the risks and tradeoffs, and asks for a validation plan. CX Codex Cursor GitHub Copilot 1,300installs langgraph sickn33 skill A skill for building production-grade agents with deliberate structure. Design graph topology, manage state, add cycles and branches, persist progress via checkpoints, and loop humans back into decisions. CX Codex Cursor GitHub Copilot 1,300installs vulnerability-scanner sickn33 skill Guides AI agents through vulnerability assessments using OWASP 2025 standards and attack surface mapping. Useful during pre-release security reviews. CX Codex Cursor GitHub Copilot 1,300installs ai-engineer sickn33 skill A skill that puts the agent in the role of an LLM engineer, then works from success metrics to RAG pipelines, agent orchestration and the production plumbing around them. CX Codex Cursor GitHub Copilot 1,300installs radix-ui-design-system sickn33 skill Builds accessible design systems and headless UI components with Radix UI primitives. Useful for custom component libraries and WCAG 2.1 compliance. CX Codex Cursor GitHub Copilot 1,300installs typescript-advanced-types sickn33 skill Teaches the agent generics, conditional and mapped types in TypeScript, and stays honest about where type checking stops. CX Codex Cursor GitHub Copilot 1,300installs particles phaserjs skill A Claude Code skill that shows the agent how to build particle effects in Phaser 4: emitters, emission zones, gravity wells, value formats. Useful when sparks and smoke have to become actual code. CX Codex Cursor GitHub Copilot 859installs refero-design referodesign skill A research-led skill for UI and product design that grounds work in references before code. Use it for landing pages, product screens, redesigns, and visual polish. CX Codex Cursor GitHub Copilot 11,900installs marimo-pair marimo-team skill Connects an agent to a live marimo notebook runtime to inspect variables and commit cell updates safely. CX Codex Cursor GitHub Copilot 12,600installs project-session-manager Yeachan-Heo skill Automates creation of separate git worktrees for each task, PR, or feature, with optional tmux session orchestration. Work on multiple branches in parallel without conflicts. CX Codex Cursor GitHub Copilot 861installs physics-arcade phaserjs skill Skill for Arcade Physics in Phaser 4: world setup, velocity and acceleration, gravity, collision and overlap detection. Helps AI assistants guide you through game object dynamics. CX Codex Cursor GitHub Copilot 852installs laravel-best-practices laravel skill Indexes Laravel backend conventions for models, migrations, queues, and queries. It enforces existing codebase patterns before introducing new abstractions. CX Codex Cursor GitHub Copilot 2,100installs preline-theme-generator htmlstreamofficial skill Generates custom Preline UI theme CSS from brand colors or mood descriptions. Runs entirely through local scripts after install. CX Codex Cursor GitHub Copilot 1,300installs visual-edit-precision Adit Jain skill Skill for targeted UI changes when you show elements on a screenshot or point them out in code. Edits only what you selected, without refactoring the entire component. CX Codex Cursor 2,800installs session-guard Adit Jain skill session-guard monitors long sessions and rule drift. Use it for multi-step tasks or after a context compaction event. CX Codex Cursor 2,800installs cancel Yeachan-Heo skill Skill to gracefully stop active OMC modes (autopilot, ralph, ultragoal, swarm, and others) with state cleanup. The standard way to exit any mode while preserving artifacts for resume. CX Codex Cursor GitHub Copilot 854installs wp-plugin-development WordPress skill This skill guides WordPress plugin work, from project structure and hooks to admin settings, security checks and release packaging. CX Codex Cursor GitHub Copilot 7,900installs substrate-vulnerability-scanner trailofbits skill Scans Substrate and Polkadot pallets for 7 critical vulnerabilities such as panic DoS and integer overflow. Useful when auditing FRAME runtimes before mainnet launch. CX Codex Cursor GitHub Copilot 5,200installs atheris trailofbits skill Guides setup of coverage-guided fuzzing for Python code and C extensions with Atheris. Use it to investigate crashes and memory corruption. CX Codex Cursor GitHub Copilot 5,200installs ossfuzz trailofbits skill Guides your AI agent through enrolling projects in Google OSS-Fuzz and running fuzzer targets locally with helper scripts. CX Codex Cursor GitHub Copilot 5,200installs devcontainer-setup trailofbits skill Creates a sandboxed devcontainer with Claude Code, persistent volumes, and tooling for Python, Node, Rust, or Go. Helpful when setting up isolated development workspaces. CX Codex Cursor GitHub Copilot 5,200installs dwarf-expert trailofbits skill Inspects DWARF debug sections in compiled binaries, verifies DIE trees, and assists with parsers. Handy when analyzing compiled code. CX Codex Cursor GitHub Copilot 5,200installs libfuzzer trailofbits skill A skill that walks the agent through libFuzzer: the harness, the -fsanitize=fuzzer build, corpus handling, campaign triage. For C/C++ built with Clang. CX Codex Cursor GitHub Copilot 5,200installs second-opinion trailofbits skill Runs external CLI code reviews via Codex or Antigravity. It inspects dirty working trees, branch diffs, and specific commits without editing files. CX Codex Cursor GitHub Copilot 5,200installs image vercel-labs skill Turns JSON specs into SVG and PNG images via Satori. Useful for generating OG images, social cards, and rendering AI-generated image specs. CX Codex Cursor GitHub Copilot 1,500installs shipping-artifacts phuryn skill Generates core documentation to make vibe-coded applications reviewable before release. It maps architecture, permission flows, and test coverage for audits. CX Codex Cursor GitHub Copilot 1,700installs material-3 hamen skill Walks an AI agent through Material Design 3: dynamic color, Jetpack Compose components, adaptive layout. Use it when a screen has to look like MD3 rather than a rough approximation. CX Codex Cursor GitHub Copilot 3,200installs inkos Narcooo skill A harness for text work: novels, scripts, storyboards, interactive film, long translation. The agent writes to files as separate actions and reports an artifact revision you can check. CX Codex Cursor GitHub Copilot 627installs burpsuite-project-parser trailofbits skill Explores and queries Burp Suite project files from the command line. It extracts proxy history, scanner findings, and HTTP traffic without opening the desktop app. CX Codex Cursor GitHub Copilot 5,100installs yara-rule-authoring trailofbits skill Authors and reviews YARA-X detection rules for malware hunting, flagging strings that produce weak atoms and conditions that will fire on clean files. CX Codex Cursor GitHub Copilot 5,100installs wycheproof trailofbits skill Validates cryptographic implementations using Project Wycheproof test vectors. It helps your agent spot known vulnerabilities and edge cases across AES, RSA, and ECDSA. CX Codex Cursor GitHub Copilot 5,100installs dart-add-unit-test dart-lang skill Writes Dart and Flutter unit tests with package:test: files under test/, mockito mocks when dependencies get in the way, and a rerun loop until the suite is green. CX Codex Cursor GitHub Copilot 19,100installs skill Yeachan-Heo skill Manage local skills with slash commands to list, create, search, edit, and remove them. It suits projects that keep both user and project-level skill files. CX Codex Cursor GitHub Copilot 833installs binance-agentic-wallet binance-web3-team skill This skill connects your agent to the Binance Web3 wallet CLI, letting you check balances, swap tokens, submit limit orders, and manage DeFi positions from the terminal. CX Codex Cursor GitHub Copilot 15,000installs omc-doctor Yeachan-Heo skill A skill that audits an oh-my-claudecode install: compares the plugin version against npm and hunts stale hooks in your settings files. Useful when the plugin looks installed but nothing changes. CX Codex Cursor GitHub Copilot 832installs huggingface-gradio huggingface skill This skill helps you build and modify Python Gradio interfaces for machine learning demos. It provides patterns for layouts, UI components, and chatbot workflows. CX Codex Cursor GitHub Copilot 2,300installs dart-run-static-analysis dart-lang skill Runs dart analyze to catch errors and dart fix --apply to resolve mechanical linter issues. Helps verify Dart code quality during development and before commits. CX Codex Cursor GitHub Copilot 19,000installs intelligence-vocabulary CopilotKit skill Locks customer-facing CopilotKit Intelligence docs to a single approved term per concept. Useful when writing docs, nav items, and alt text in showcase/shell-docs. CX Codex Cursor GitHub Copilot 539installs