Agent builder essentials

Find and install an existing skill, create and validate one when needed, or connect a new tool through MCP.

Install collection

One command installs all 6 skills in this collection.

npx skilld add @harlan-zw/agent-building-stack --all

Claude Code: Start a new Claude Code session. Skills load automatically.
Cursor: Restart Cursor. Skills appear under Settings, Cursor Rules.
Windsurf: Restart Windsurf. Skills invoke when their description matches.
Cline: Restart your editor. Cline reads skill descriptions at startup.
Codex: Start a new Codex session. Skills are discovered at startup.
GitHub Copilot: Restart your editor. Copilot reads .github/skills at startup.
Gemini CLI: Start a new Gemini CLI session. Verify with /skills list.
Goose: Start a new Goose session. Skills are discovered at startup.
Amp: Start a new Amp session. Skill descriptions load at startup.
OpenCode: Start a new OpenCode session. Skills are discovered at startup.
Roo Code: Restart your editor. Roo reads skill descriptions at startup.
Antigravity: Restart Antigravity. Skills are discovered at startup.
OpenClaw: Start a new OpenClaw session. Verify with openclaw skills list.
Hermes Agent: Start a new Hermes session. Verify with /skills. Project Skills load after hermes skills trust.
Kiro CLI: Start a new Kiro CLI session. Type / to see Skills as slash commands.
Kilo Code: Run /reload in Kilo Code, or start a new session. Then ask which Skills it has.
Droid: Start a new Droid session. Verify with /skills.
Trae: Open Trae. Skills appear under Settings, Skills & Commands.
Zed: No restart needed. Type / in the Zed message editor to pick a Skill.

For the other Agents, check that the Skill landed in its folder:

6 total

/find-skills
vercel-labs/skills
Search the wider skill ecosystem before building a capability from scratch.
/skill-installer
openai/skills
Install a curated skill or pull one directly from a public or private GitHub repository.
/skill-creator
anthropics/skills
Author a concise SKILL.md that agents can discover, load, and apply reliably.
/writing-skills
obra/superpowers
Test skill behavior against pressure scenarios, then refine its triggers and instructions.
/validate-skills
callstackincubator/agent-skills
Check skill structure, metadata, loading paths, and authoring practices before publishing.
/mcp-builder
anthropics/skills
Design and wire up a Model Context Protocol server for a new tool.