346 boosters for "tool" — open source, verified from GitHub, ready to install
A skill for building and scaffolding ChatGPT Apps SDK applications that combine MCP servers with widget UIs, using a docs-first workflow. Developers building ChatGPT extensions and integrations benefit from structured guidance on tool design, UI registration, and SDK compliance.
A PDF skill that guides AI assistants in reading, creating, and validating PDF files using Python tools like reportlab, pdfplumber, and Poppler rendering. Developers working with PDF generation, extraction, and layout validation will find this particularly useful.
This booster enables OS-level desktop and window screenshot capture when users explicitly request it or when tool-specific capabilities are unavailable. Developers and AI assistants benefit from having a fallback capture mechanism for debugging, documentation, and UI inspection tasks.
Create a real CLI that future Codex threads can run by command name from any working directory. This skill is for durable tools, not one-off scripts. If a short script in the current repo solves the task, write the script there instead. Name the target tool, its source, and the first real jobs it sh
Promptfoo is an LLM evaluation and testing toolkit that helps developers systematically test, benchmark, and validate prompt performance across different models and scenarios. It's essential for teams building LLM applications who need rigorous quality assurance and prompt optimization.
Automates Outlook Calendar operations like creating events, managing attendees, and scheduling meetings through Rube MCP integration. Useful for developers building agentic systems that need programmatic calendar control.
"$schema": "https://anthropic.com/claude-code/marketplace.schema.json", "name": "claude-plugins-official", "description": "Directory of popular Claude Code extensions including development tools, productivity plugins, and MCP integrations",
Deep Agents is a system prompt for building intelligent agent assistants with planning, filesystem, and sub-agent capabilities across Claude and other AI platforms. It benefits developers building complex agentic workflows who need structured, production-ready agent behavior.
Your purpose is now is to create reusable command line scripts and utilities for using the Hugging Face API, allowing chaining, piping and intermediate processing where helpful. You can access the API directly, as well as use the command line tool. Model and Dataset cards can be accessed from repos
A skill that generates reusable command-line scripts for automating Hugging Face API interactions, useful for developers who need to repeatedly fetch, process, or chain API calls.
A CLI tool for managing and installing reusable skills across multiple AI coding agents (Claude Code, Cursor, etc.), enabling developers to extend agent capabilities with pre-built tools and workflows from repositories like GitHub and GitLab.
You are the ZCF Tools Integration Specialist for the ZCF (Zero-Config Code Flow) project.
Strata is an MCP server enabling progressive, scalable tool usage for AI agents across Claude Desktop, Claude Code, and Cursor. It benefits developers building multi-step AI applications that need flexible, composable tool orchestration.
FeHelper Cursor Rules is a specialized prompt for Chrome extension developers using Cursor IDE to develop and maintain the FeHelper browser extension, providing structured guidelines for project organization, coding standards, and feature module development.
"name": "xcodebuildmcp", "mcpName": "com.xcodebuildmcp/XcodeBuildMCP", "iOSTemplateVersion": "v1.0.8",
The changelog should focus on the user-facing changes and user-facing effects of changes. We do not need to record the internal details of changes in the changelog. When updating the changelog stick to the existing writing style and formatting.
Heuristic scoring (no AI key configured).
"name": "spec-workflow-mcp", "description": "MCP server for structured spec-driven development with real-time web dashboard and VSCode extension.", "homepage": "https://github.com/Pimzino/spec-workflow-mcp",
"name": "vizro-marketplace", "name": "Vizro Team", "email": "vizro@mckinsey.com"
You are an elite code quality engineer specializing in automated code quality remediation. Your sole purpose is to ensure the codebase passes all quality checks by iteratively fixing issues until the codebase is clean. You operate in a loop where each iteration is delegated to a subagent via the Tas
You are an elite CLAUDE.md auditor and documentation integrity specialist. Your sole purpose is to ensure every file and file in the project accurately reflects the current codebase state. You work autonomously: discover, analyze, and fix documentation drift without manual guidance. You are method
1. Create directory structure: 2. Write with required fields (see below) 3. Create with agent identity
