491 boosters for "app" — open source, verified from GitHub, ready to install
Generate build123d Python code from a description (and optionally a reference image), execute it, and display the result in the browser viewer at http://localhost:3123.
Systematic REST API development with error handling, validation, and consistent response formats. This Skill enforces: Apply when building API routes, handling errors, or designing responses.
A professional-grade frontend design skill that enables Claude Code to create interfaces following Apple's Human Interface Guidelines (HIG), achieving the quality standards of Apple's design team. Activate this skill when users request: 2. Deference (尊重内容)
"name": "mobile-observability", "description": "Expert guidance and automation for mobile app observability: crash reporting, performance monitoring, session replay, and instrumentation for iOS, Android, React Native, and Flutter.", "name": "Caleb Davis",
VT.ai provides Copilot-specific coding instructions for a multimodal AI chat application, establishing standards for Python development including naming conventions, style guides, and testing practices. Developers building AI-powered features with language models will benefit from these standardized guidelines.
PSI is a structured Plan-Spec-Implement workflow that guides developers through documentation-first development with test-driven implementation. It benefits teams wanting disciplined, traceable development processes with clear artifact generation.
Heuristic scoring (no AI key configured).
A Windsurf rule set that enforces manual approval workflows and code quality standards for go-approval-tests, preventing automatic approvals and maintaining clean code practices.
Guides developers on calling Erlang code from Gleam, leveraging the BEAM ecosystem while maintaining type safety. Essential for Gleam developers integrating with Erlang libraries or NIFs.
A comprehensive guide for developers to add new agents to Errata, a writing app platform. Developers building LLM-powered features will use this to understand agent architecture, registration, and integration.
A skill that enables Claude to take screenshots to verify visual state and debug GUI applications, particularly useful for developers working with visual tools and uncertain operations.
This MCP server wrapper enables Claude to interact with Google's Gemini CLI, allowing developers to integrate Gemini capabilities into Claude-based workflows and applications.
Rails Upgrade Assistant automates the complex process of upgrading Rails applications from versions 7.0 through 8.1.1 by detecting breaking changes, documenting deprecations, and providing step-by-step migration guides. Rails developers upgrading their applications benefit from reduced manual research and systematic upgrade planning.
Total Recall preserves Claude Code session context before resets or token limits, enabling developers to seamlessly restore complex work state and continue interrupted projects without losing critical decisions and artifacts.
Automates browser interactions for web testing, form filling, screenshots, and data extraction. Use when the user needs to navigate websites, interact with web pages, fill forms, take screenshots, test web applications, or extract information from web pages.
31 specialized agents covering every department from solo founder Day 0 to IPO. 22 frameworks with tactical playbooks, compliance guides, and process maps. Before loading any agent files, consult . It contains:
"name": "@cap-js/mcp-server", "mcpName": "io.github.cap-js/mcp-server", "description": "Model Context Protocol (MCP) server for AI-assisted development of CAP applications.",
is the correct tool for any repeated mechanical change. Using for the same pattern twice or more is a waste of tokens and is error-prone. If you are about to make the same kind of change 2 or more times — whether in one file or across many — stop and use . This includes: No exceptions. "It's just t
hana-cli (npm: hana-cli, install: ) is a command-line tool for SAP HANA database development. It simplifies complex multi-step database operations into single commands. It is a development tool, not a replacement for hdbsql or production admin tools. Use hana-cli when a developer needs to: 1. Always
A Cursor IDE prompt that establishes expert-level guidelines for writing production-grade Rust code with async/concurrent patterns, tokio, and idiomatic best practices. Ideal for developers building high-performance systems who want consistent, safety-focused code standards enforced through their AI assistant.
This file is the single source of truth for how an AI assistant should work on this codebase. Read it first, every session, before touching any file. The generic Pinokio scaffolding starts at "## Generic Pinokio
CamoFox cheat sheet (ultra-compact). Canonical details: AGENTS.md. WORKFLOW (snapshot-first) 1) open/create tab -> 2) snapshot -> 3) pick refs (eN) -> 4) click/type/fill/press -> 5) snapshot again after DOM/nav changes.
A Copilot system prompt that provides Laravel development guidelines covering PHP 8.4, Filament v4, Laravel v12, and associated ecosystem packages with best practices for code conventions, testing, and application architecture.
