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S3

S3 is an agent skill (a SKILL.md file) from itsmostafa/aws-agent-skills. AWS S3 object storage for bucket management, object operations, and access control. It works with Claude Code and Codex and has 1,160 GitHub stars across a repository of 2 listed skills.

github.com/itsmostafa/aws-agent-skills/skills/s3 (opens in a new tab)

View on GitHub (opens in a new tab)

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add itsmostafa/aws-agent-skills
/plugin install aws-agent-skills@aws-agent-skills

In the Claude apps, zip the s3 folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/itsmostafa/aws-agent-skills.git
cp -r aws-agent-skills/skills/s3 .agents/skills/s3   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/itsmostafa/aws-agent-skills.git
cp -r aws-agent-skills/skills/s3 .cursor/skills/s3   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

AWS S3 object storage for bucket management, object operations, and access control. Use when creating buckets, uploading files, configuring lifecycle policies, setting up static websites, managing permissions, or implementing cross-region replication. Amazon Simple Storage Service (S3) provides scalable object storage with industry-leading durability (99.999999999%). S3 is fundamental to AWS—used for data lakes, backups, static websites, and as storage for many other AWS services.

When it triggers

  • Use when creating buckets, uploading files, configuring lifecycle policies, setting up static websites, managing permissions, or implementing cross-region replication.

More skills in itsmostafa/aws-agent-skills

2 skills are listed from this repository.

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FAQ

S3 FAQ

Still curious? Email info@appsgit.com.

What is the S3 skill?

S3 is an agent skill (a SKILL.md file) from itsmostafa/aws-agent-skills. AWS S3 object storage for bucket management, object operations, and access control. It works with Claude Code and Codex and has 1,160 GitHub stars across a repository of 2 listed skills. Its SKILL.md lives at github.com/itsmostafa/aws-agent-skills/skills/s3.

How do I install the S3 skill?

In Claude Code, run /plugin marketplace add itsmostafa/aws-agent-skills and then /plugin install aws-agent-skills@aws-agent-skills. For Codex or Cursor, copy the s3 folder into .agents/skills/ or .cursor/skills/.

Is the S3 skill free?

Yes. The repository is open source under the MIT license.

Is S3 maintained?

The repository's most recent commit was on Sep 15, 2026. appsgit only lists skills from repositories with a commit in the last six months.