ABSOLUTE F*CKING GOLDMINE AND EVERY ONE FREE Claude Code Pro costs $20 a month. antigravity alone lists 2,750+ installable skills in its catalog, VoltAgent holds 161+ ready subagents across 10 categories, and none charges you extra 10 GitHub repos that staff your Claude Code session: 01 anthropics/skills → Anthropic's own SKILL.md reference folders for Claude Code. shows the canonical format so every custom skill you write loads on the first try 02 awesome-claude-code-subagents → VoltAgent's collection of 161+ ready subagents across 10 categories. copy a reviewer, debugger or architect instead of writing the role prompt yourself 03 claude-skills → ships 398 production-ready skills and plugins for 13 AI coding tools. one install replaces hunting across dozens of repos 04 claude-code-templates → ready configs for agents, commands, hooks and MCP servers. starts a new project with a working .claude folder instead of a blank directory 05 awesome-claude-code → curated index of skills, hooks, plugins and developer tooling. finds the vetted piece without scrolling through GitHub search results 06 ui-ux-pro-max-skill → design intelligence skill for building professional layouts across platforms. gets sane palettes and spacing without a separate designer pass on every screen 07 planning-with-files → persistent file-based plans that survive long sessions and context resets. stops the agent from losing the map when memory clears mid-task 08 marketingskills → marketing-focused skills covering copy, SEO and launch checklists. fills the prompt gap when a codebase agent has to write a landing page 09 vercel-labs/skills → the CLI for the open agent skills ecosystem. one command pulls any published skill into Claude Code, no manual file copying 10 antigravity-awesome-skills → catalogs 2,750+ installable SKILL.md playbooks with a local search engine. searches and previews a plan before the agent touches your codebase pick one recurring task that drains your time every week. install the skill for it, run it once and read what the agent actually did before you schedule the next one source → vet → install → staff → ship every skill runs with your plan's usage and permissions, and community packs are not audited by Anthropic. read a SKILL.md before installing save this and check the full breakdown below ↓