How do I install the Agent Platforms skill?

Run npx skillmds@latest add tomevault-io/agent-platforms in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Agent Platforms safe to use?

This skill has not completed SkillMD's automated safety review yet. Independent scanners report: SkillSpector: PASS, Skill Scanner: PASS. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Agent Platforms?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Agent Platforms free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Agent Platforms?

tomevault-io (@tomevault-io) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Agent Platforms by tomevault-io — Agent Skill

Name: Agent Platforms
Author: tomevault-io

File contents

Multi-Platform Agent Skills

Scope

Use this skill when:

Ensuring skills work across multiple platforms
Understanding platform-specific conventions
Converting skills between platforms

Platform Compatibility Matrix

Platform	Skill Format	Project Path	Global Path
Amp	SKILL.md	`.agents/skills/`	`~/.config/agents/skills/`
Antigravity	SKILL.md	`.agent/skills/`	`~/.gemini/antigravity/skills/`
Claude Code	SKILL.md	`.claude/skills/`	`~/.claude/skills/`
Codex	SKILL.md	`.codex/skills/`	`~/.codex/skills/`
Cursor	SKILL.md	`.cursor/skills/`	`~/.cursor/skills/`
Gemini CLI	SKILL.md	`.gemini/skills/`	`~/.gemini/skills/`
GitHub Copilot	SKILL.md	`.github/skills/`	`~/.copilot/skills/`
Goose	SKILL.md	`.goose/skills/`	`~/.config/goose/skills/`
OpenCode	SKILL.md	`.opencode/skills/`	`~/.config/opencode/skills/`
Windsurf	SKILL.md	`.windsurf/skills/`	`~/.codeium/windsurf/skills/`

Universal SKILL.md Format

All platforms use YAML frontmatter:

---
name: skill-name
description: When to use this skill
---

# Instructions here...

Cross-Platform Installation

Most tools auto-discover skills in .agent/skills/:

# Universal installation (works with most tools)
git clone https://github.com/user/skills .agent/skills

Platform-Specific Notes

Claude Code

Auto-discovers from .claude/skills/ and ~/.claude/skills/
Supports /init command for context bootstrapping

Codex (OpenAI)

Supports multiple scopes: REPO, USER, ADMIN, SYSTEM
Built-in $skill-creator and $skill-installer
Restart required after installing new skills

GitHub Copilot

Skills in .github/skills/ directory
Uses SKILL.md with name and description required
Copilot auto-activates based on description match

Gemini CLI

Use @ symbol to attach skill files to prompts
Place skills in .gemini/skills/ or .agent/skills/

Conversion Tips

Same SKILL.md format works across platforms
Change only the installation path for different platforms
Test on each target platform before distribution
Document platform-specific requirements in skill README

Full Resource List

For more detailed multi-platform skill resources, complete link lists, or the latest information, use WebFetch to retrieve the full README.md:

https://raw.githubusercontent.com/gmh5225/awesome-skills/refs/heads/main/README.md

The README.md contains the complete categorized resource list with all links.

Converted and distributed by TomeVault — claim your Tome and manage your conversions.

---name: agent-platformsdescription: Guide for multi-platform skill compatibility across Claude Code, Codex, Gemini CLI, Cursor, GitHub Copilot, and other AI coding agents. Use when this capability is needed.---# Multi-Platform Agent Skills## ScopeUse this skill when:- Ensuring skills work across multiple platforms- Understanding platform-specific conventions- Converting skills between platforms## Platform Compatibility Matrix| Platform | Skill Format | Project Path | Global Path ||----------|--------------|--------------|-------------|| **Amp** | SKILL.md | `.agents/skills/` | `~/.config/agents/skills/` || **Antigravity** | SKILL.md | `.agent/skills/` | `~/.gemini/antigravity/skills/` || **Claude Code** | SKILL.md | `.claude/skills/` | `~/.claude/skills/` || **Codex** | SKILL.md | `.codex/skills/` | `~/.codex/skills/` || **Cursor** | SKILL.md | `.cursor/skills/` | `~/.cursor/skills/` || **Gemini CLI** | SKILL.md | `.gemini/skills/` | `~/.gemini/skills/` || **GitHub Copilot** | SKILL.md | `.github/skills/` | `~/.copilot/skills/` || **Goose** | SKILL.md | `.goose/skills/` | `~/.config/goose/skills/` || **OpenCode** | SKILL.md | `.opencode/skills/` | `~/.config/opencode/skills/` || **Windsurf** | SKILL.md | `.windsurf/skills/` | `~/.codeium/windsurf/skills/` |## Universal SKILL.md FormatAll platforms use YAML frontmatter:```yaml---name: skill-namedescription: When to use this skill---# Instructions here...```## Cross-Platform InstallationMost tools auto-discover skills in `.agent/skills/`:```bash# Universal installation (works with most tools)git clone https://github.com/user/skills .agent/skills```## Platform-Specific Notes### Claude Code- Auto-discovers from `.claude/skills/` and `~/.claude/skills/`- Supports `/init` command for context bootstrapping### Codex (OpenAI)- Supports multiple scopes: REPO, USER, ADMIN, SYSTEM- Built-in `$skill-creator` and `$skill-installer`- Restart required after installing new skills### GitHub Copilot- Skills in `.github/skills/` directory- Uses `SKILL.md` with `name` and `description` required- Copilot auto-activates based on description match### Gemini CLI- Use `@` symbol to attach skill files to prompts- Place skills in `.gemini/skills/` or `.agent/skills/`## Conversion Tips1. **Same SKILL.md format** works across platforms2. **Change only the installation path** for different platforms3. **Test on each target platform** before distribution4. **Document platform-specific requirements** in skill README## Full Resource ListFor more detailed multi-platform skill resources, complete link lists, or the latest information, use WebFetch to retrieve the full README.md:```https://raw.githubusercontent.com/gmh5225/awesome-skills/refs/heads/main/README.md```The README.md contains the complete categorized resource list with all links.---> Converted and distributed by [TomeVault](https://tomevault.io/claim/gmh5225) — claim your Tome and manage your conversions.

Frequently asked questions

Agent Platforms