# Open Url

> Open URLs, files, and applications on macOS. Use for launching browsers, opening documents, or starting apps. Use when this capability is needed.

- Skill: `tomevault-io/open-url` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add tomevault-io/open-url`
- Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/open-url/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: tomevault-io (https://skillmd.com/u/tomevault-io)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/tomevault-io/open-url

---


# Open URLs and Files

## Open a URL in default browser
```bash
open https://example.com
```

## Open a file with default app
```bash
open document.pdf
open image.png
```

## Open with a specific app
```bash
open -a "Safari" https://example.com
open -a "Visual Studio Code" project/
open -a "Finder" /path/to/directory
```

## Reveal in Finder
```bash
open -R /path/to/file
```

## Open a new Finder window
```bash
open .
```

---
> Converted and distributed by [TomeVault](https://tomevault.io/claim/mikeyobrien) — claim your Tome and manage your conversions.
<!-- tomevault:4.0:skill_md:2026-04-11 -->