wii (what-is-installed)

One command, zero configuration. Quickly discover installed development environments, package managers, and CLI tools.

English • 中文

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Features

• Development Environment Detection: Automatically identify runtimes like Python, Java, Go, Rust, Node.js, .NET and their versions
• Package Manager Integration: Query CLI tools installed via brew, winget, scoop, npm, pip, Cargo and more
• Smart Grouping: Auto-categorize by User Local, System Local, and package managers
• Parallel Probing: Goroutine worker pool for concurrent version detection across all platforms
• Cross-Platform: Native support for Windows, macOS, and Linux
• Zero-Dependency Distribution: Install scripts + single binary, no runtime dependencies required
• Live Snapshot: No disk cache, fresh scan on every run

Platform Support

Platform	Support
Windows	User Local, System Local, winget, Scoop, Chocolatey, NuGet(.NET), npm Global(Node), Python Scripts, pip(Python), go mod(Go), Cargo(Rust)
macOS	User Local, System Local, Homebrew, apt/apt-get, dnf/yum, npm Global(Node), Python Scripts, pip(Python), go mod(Go), Cargo(Rust)
Linux	User Local, System Local, Homebrew, Snap, npm Global(Node), Python Scripts, pip(Python), go mod(Go), Cargo(Rust)

Development Environment Detection

Automatically detects the following development environments:

Category	Tools
Runtimes	Python, Java, Go, Rust, Node.js, .NET, PHP, Ruby, Deno, Bun
Package Managers	pip, npm, pnpm, yarn, Cargo
Build Tools	Maven, Gradle, CMake
Compilers	GCC, Clang
Containers	Docker, Podman, Kubectl
Version Control	Git

Quick Start

Installation

macOS / Linux

curl -fsSL https://github.com/oopsunix/wii/raw/main/install.sh | bash

Windows (PowerShell)

irm https://github.com/oopsunix/wii/raw/main/install.ps1 | iex

Go install

go install github.com/oopsunix/wii@latest

npm

npm install -g @oopsunix/wii

Manual Download

Download pre-built binaries from GitHub Releases.

Usage

wii [flags]

Flags:
  -c     int      Number of concurrent workers (default: CPU count)
  -f     string   Output format: table, json, csv
  -nc             Disable color output
  -v              Show version information
  -h              Show help message

Examples

# Run directly (auto-detect development environments and CLI tools)
wii

# JSON output
wii -f json

# CSV output
wii -f csv

# Disable color output
wii -nc

# Show version
wii -v

# Set concurrency
wii -c 20

Output Example

[*] Current development environment
 ├─ .NET                  10.0.204     C:\Program Files\dotnet\dotnet.exe
 ├─ Cargo                 1.95.0       C:\Users\user\.cargo\bin\cargo.exe
 ├─ Git                   2.51.0       C:\Program Files\Git\cmd\git.exe
 ├─ Go                    1.25.0       D:\Dev\Go\bin\go.exe
 ├─ Java                  1.8.0        D:\Dev\Java\jdk1.8.0_181\bin\java.exe
 ├─ Node                  22.18.0      D:\Dev\nodejs\node.exe
 ├─ Python                3.11.9       D:\Dev\Python\Python311\python.exe
 ├─ Rust                  1.95.0       C:\Users\user\.cargo\bin\rustc.exe
 ├─ npm                   11.6.4       D:\Dev\nodejs\npm.cmd
 ├─ pip                   24.0         D:\Dev\Python\Python311\Scripts\pip.exe
 ├─ pnpm                  11.1.2       C:\Users\user\AppData\Local\pnpm\pnpm.cmd
 └─ yarn                  1.22.22      C:\Users\user\AppData\Roaming\npm\yarn.cmd

[*] User Local
 └─ uv                    0.9.21       C:\Users\user\.local\bin\uv.exe

[*] System Local
 ├─ bz                    7.03         C:\Program Files\Bandizip\bz.exe
 ├─ nmap                  7.80         C:\Program Files (x86)\Nmap\nmap.exe
 └─ upx                   3.96         D:\Dev\upx\upx.exe

[*] Go Tools
 ├─ dlv                   1.25.1       C:\Users\user\go\bin\dlv.exe
 ├─ gopls                 0.20.0       C:\Users\user\go\bin\gopls.exe
 ├─ staticcheck           2025.1.1     C:\Users\user\go\bin\staticcheck.exe
 └─ wails                 2.12.0       C:\Users\user\go\bin\wails.exe

[*] npm Global
 ├─ claude                2.1.153      C:\Users\user\AppData\Roaming\npm\claude.cmd
 ├─ codex                 0.118.0      C:\Users\user\AppData\Roaming\npm\codex.cmd
 └─ gemini                0.42.0       C:\Users\user\AppData\Roaming\npm\gemini.cmd

Output Sections

Section	Description
Current development environment	Installed runtimes, compilers, and package managers
User Local	CLI tools in user directories (e.g., ~/.local/bin)
System Local	CLI tools in system-level directories
Go Tools	Tools installed via go install
Python Scripts	CLI tools installed via pip install
npm Global	Tools installed via npm install -g
Scoop	Tools installed via Scoop package manager
Cargo	Tools installed via cargo install

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Contributing

Issues and Pull Requests are welcome!

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Acknowledgments

• Inspired by the what-is-installed Bash version
• Built with Go standard library
• Cross-platform builds powered by GoReleaser

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License

This project is licensed under the MIT License.

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Built with ❤️ by oopsunix