antigravity-awesome-skills and SKILLS_All-in-one
These are competitors offering overlapping collections of agentic skills for AI agents, with A being a much larger and more established curated repository while B is a smaller alternative library with similar positioning.
About antigravity-awesome-skills
sickn33/antigravity-awesome-skills
The Ultimate Collection of 1000+ Agentic Skills for Claude Code/Antigravity/Cursor. Battle-tested, high-performance skills for AI agents including official skills from Anthropic and Vercel.
Provides an installable skill library distributed via CLI (`npx antigravity-awesome-skills`) that places reusable markdown playbooks into tool-specific directories for Claude Code, Cursor, Gemini CLI, and others. Organizes 1,331+ skills into curated bundles and multi-step workflows, separating operating instructions (skills) from external capabilities (MCP tools) to support planning, security, infrastructure, and product workflows. Integrates with major AI IDEs and agents through both direct installation paths and marketplace plugins, enabling natural invocation syntax like `@brainstorming` within agent conversations.
About SKILLS_All-in-one
eric861129/SKILLS_All-in-one
Open-source AI agent skills library with downloadable skills for Claude Code, ChatGPT, and MCP workflows.
Provides deep content preview and file structure inspection before download, enabling developers to evaluate skills across 6 functional categories (development tools, data analysis, security, writing, automation, documents). Built with React/Vite frontend and Fuse.js search, it generates build-time skill manifests to support Claude Code, Claude Desktop, ChatGPT, Gemini CLI, and MCP-based workflows with standardized packaging.
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