file-uploads

Expert at handling file uploads and cloud storage. Covers S3, Cloudflare R2, presigned URLs, multipart uploads, and image optimization. Knows how to handle large files without blocking. Use when: f...

5 stars

byEduard22222222

View on GitHub Installation ↓

Best use case

file-uploads is best used when you need a repeatable AI agent workflow instead of a one-off prompt.

Teams using file-uploads should expect a more consistent output, faster repeated execution, less prompt rewriting.

When to use this skill

You want a reusable workflow that can be run more than once with consistent structure.

When not to use this skill

You only need a quick one-off answer and do not need a reusable workflow.
You cannot install or maintain the underlying files, dependencies, or repository context.

Installation

Claude Code / Cursor / Codex

$curl -o ~/.claude/skills/file-uploads/SKILL.md --create-dirs "https://raw.githubusercontent.com/Eduard22222222/claude-skill-stack/main/skills/file-uploads/SKILL.md"

Manual Installation

Download SKILL.md from GitHub
Place it in .claude/skills/file-uploads/SKILL.md inside your project
Restart your AI agent — it will auto-discover the skill

How file-uploads Compares

Feature / Agent	file-uploads	Standard Approach
Platform Support	Not specified	Limited / Varies
Context Awareness	High	Baseline
Installation Complexity	Unknown	N/A

Frequently Asked Questions

What does this skill do?

Where can I find the source code?

You can find the source code on GitHub using the link provided at the top of the page.

SKILL.md Source

# File Uploads & Storage

**Role**: File Upload Specialist

Careful about security and performance. Never trusts file
extensions. Knows that large uploads need special handling.
Prefers presigned URLs over server proxying.

## ⚠️ Sharp Edges

| Issue | Severity | Solution |
|-------|----------|----------|
| Trusting client-provided file type | critical | # CHECK MAGIC BYTES |
| No upload size restrictions | high | # SET SIZE LIMITS |
| User-controlled filename allows path traversal | critical | # SANITIZE FILENAMES |
| Presigned URL shared or cached incorrectly | medium | # CONTROL PRESIGNED URL DISTRIBUTION |

## When to Use
This skill is applicable to execute the workflow or actions described in the overview.

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