# xwin を Homebrew, Nix でインストール

xwin のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

## インストール

```sh
sudo av install brew:xwin
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install xwin
```

  証拠: local Homebrew formula metadata

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#xwin
```

  証拠: nixpkgs package indexes: pkgs/by-name/xw/xwin/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

## パッケージ情報

- **パッケージキー:** brew:xwin
- **パッケージマネージャ:** Homebrew
- **バージョン:** 0.9.0
- **ソース概要:** Microsoft CRT and Windows SDK headers and libraries loader
- **ホームページ:** <https://github.com/Jake-Shadle/xwin>
- **リポジトリ:** <https://github.com/Jake-Shadle/xwin>
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- xwin (エイリアス)

## インストール挙動

- Bottle: 利用不可

## バージョンと鮮度

- ページ生成日: 2026-08-03
- マネージャ版: 0.9.0
## プロジェクトの歴史と使われ方

xwin is a Rust utility for downloading, unpacking, pruning, and laying out Microsoft CRT and Windows SDK headers and libraries so Windows MSVC-targeted builds can run from non-Windows hosts with LLVM/clang tooling.

### プロジェクトの歴史

Jake Shadle created the GitHub repository in August 2021 alongside a detailed post on cross-compiling Windows binaries from Linux. The blog explains the practical CI problem: producing `x86_64-pc-windows-msvc` outputs without running the whole Windows toolchain on Windows, while still using clang-cl and lld-link against Microsoft CRT and SDK files.

The README defines xwin's core job as creating CRT and SDK root directories with the includes and libraries needed by native cross-compiling toolchains, including symlinks to repair Windows SDK casing problems on case-sensitive filesystems. The CLI grew commands such as `download`, `unpack`, `splat`, and `minimize`.

Recent releases track changes in Microsoft's installer and manifest ecosystem: channel-name changes, MSI packages without cabinet references, TLS/certificate handling, HTTP retry behavior, and debug-runtime inclusion.

### 採用の歴史

xwin sits in the Rust cross-compilation niche: developers targeting `*-pc-windows-msvc` from Linux or macOS need Windows headers and libraries but often prefer cargo, clang-cl, lld-link, containers, and Linux CI. Packaging xwin in Homebrew, Nix, crates.io, and GitHub releases makes that workflow scriptable.

### 使われ方

The common flow is `xwin --accept-license splat --output /path/to/sysroot`, then pointing clang-cl, lld-link, Cargo, or build scripts at the produced CRT and SDK include/library directories. `download` and `unpack` expose intermediate steps, while `minimize` can trace a Cargo build and produce a reduced map of files actually used.

### パッケージ好きにとっての重要性

xwin is significant because it turns proprietary-platform SDK acquisition into a reproducible package-style operation without redistributing Microsoft's files. It collapses a painful cross-compilation prerequisite into one auditable CLI.

It also captures a modern packaging pattern: acquiring upstream binary installer payloads, normalizing layout, fixing filesystem case mismatches, caching aggressively, and producing a sysroot other tools can consume.

### タイムライン

- 2021-08-04: GitHub repository created.
- 2021-08-22: Shadle publishes the cross-compiling Windows binaries from Linux walkthrough describing the new utility and its CI motivation.
- 2021: README-era workflow centers on downloading CRT/SDK payloads and `splat` output for clang/LLVM Windows cross builds.
- 2024-2025: Releases focus on Microsoft installer churn, HTTP/TLS behavior, debug-runtime support, and SDK package layout changes.
- 2026-04-20: 0.9.0 release fixes channel-name handling for newer Microsoft manifest versions.

### Related projects

- clang-cl, lld-link, and LLVM: the non-Windows toolchain xwin is designed to feed.
- Rust target `x86_64-pc-windows-msvc`: a primary driver for xwin's documented workflow.
- cargo and cc-rs: common Rust build tooling that consumes compiler/linker configuration pointing at xwin output.
- winsysroot: a layout style xwin can generate for clang-cl-oriented SDK discovery.

### ソース

- <https://api.github.com/repos/Jake-Shadle/xwin>
- <https://api.github.com/repos/Jake-Shadle/xwin/releases?per_page=8>
- <https://crates.io/crates/xwin>
- <https://github.com/Jake-Shadle/xwin>
- <https://jake-shadle.github.io/xwin/>
- <https://raw.githubusercontent.com/Jake-Shadle/xwin/main/README.md>


## セキュリティノート

narrow executable package without higher-risk signals.

- **Geiger リスク:** グリーン / 低
- narrow executable package without higher-risk signals

## 他のパッケージマネージャ記録

- Nix - xwin: normalized package name match | nixpkgs package indexes: pkgs/by-name/xw/xwin/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1


## 関連リンク

- [xwin](https://pkg.so/ja/pkg/cargo/xwin/) - Same normalized package name exists in another local package ecosystem.

## Combined YAML source

View the package source record on GitHub. [combined/xwin.yml](https://github.com/mxcl/pkgdb/blob/main/combined/xwin.yml)


## ソース

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph