# Vfox

> Use this skill when the user wants to manage runtime versions, install different versions of Java/Node/Python, or switch between runtime versions.

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

---


# vfox Plugin

Cross-platform and extendable version manager with support for Java, Node.js, Golang, Python, Flutter, .NET and more. Manage multiple runtime versions easily.

## Commands

### Version Management
- `vfox version install` — Install runtime version

### Utility
- `vfox _ _` — Passthrough to vfox CLI

## Usage Examples
- "Install Node.js version"
- "Switch Java version"
- "Install Python version"
- "Manage runtime versions"

## Installation

```bash
brew install vfox
```

Or via Go:
```bash
go install github.com/version-fox/vfox/cmd/vfox@latest
```

## Examples

```bash
# Install Node.js version
vfox version install node 18.0.0

# Install Java version globally
vfox version install java 17 --global

# Install Python version
vfox version install python 3.11

# Install Golang version
vfox version install golang 1.20

# Any vfox command with passthrough
vfox _ _ install node 18.0.0
vfox _ _ use java 17
vfox _ _ list
```

## Key Features
- **Multi-runtime** - Java, Node.js, Python, Go, Flutter, .NET
- **Cross-platform** - Linux, macOS, Windows
- **Plugin-based** - Extensible with plugins
- **Fast** - Quick installation and switching
- **Shell integration** - Works with bash, zsh, fish, PowerShell
- **Global/Local** - Global and project-specific versions
- **Version list** - List available versions
- **Auto-detect** - Auto-detect project runtime
- **Easy switching** - Switch between versions easily
- **Lightweight** - Minimal resource usage

## Notes
- Supports many programming languages
- Plugin-based for extensibility
- Can set global or local versions
- Shell integration required for full functionality