# 使用 Homebrew, Nix 安装 crystal-icr

查看 crystal-icr 的安装路径、可执行文件、元数据以及面向 AI 代理工作流的安全说明。

## 安装

```sh
sudo av install brew:crystal-icr
```

其他安装命令:

### macOS

- Homebrew (100%):

```sh
brew install crystal-icr
```

  证据: local Homebrew formula metadata

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#icr
```

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

## 软件包事实

- **软件包键:** brew:crystal-icr
- **软件包管理器:** Homebrew
- **软件包管理器页面:** <https://formulae.brew.sh/formula/crystal-icr>
- **版本:** 0.9.0
- **来源摘要:** Interactive console for Crystal programming language
- **主页:** <https://github.com/crystal-community/icr>
- **仓库:** <https://github.com/crystal-community/icr>
- **许可证:** MIT
- **源码归档:** <https://github.com/crystal-community/icr/archive/refs/tags/v0.9.0.tar.gz>
- **已生成:** 2026-08-04T22:13:35+00:00

## 可执行文件

- icr (cli)
- icr (别名)

## 依赖

- bdw-gc
- crystal
- libevent
- libyaml
- openssl@3
- pcre2
- readline

## 安装行为

- post-install 钩子: 未定义
- Bottle: 可用 于 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux

## 版本和新鲜度

- 页面生成时间: 2026-08-04
- 管理器版本: 0.9.0
- 本地数据: OK
- 上游仓库: https://github.com/crystal-community/icr
- 检测到的最新版本: v0.9.0 (当前)
- 信息: No package-manager update timestamp was available.
## 项目历史与用法

ICR, short for Interactive Crystal, is a REPL-like console for the Crystal programming language. It exists because Crystal is normally compiled, so an interactive shell has to simulate the Ruby-style irb experience by generating and running Crystal programs behind the scenes.

### 项目历史

The official GitHub repository was created in 2016 under the crystal-community organization. Its README presents the tool as an interactive console for Crystal and credits Potapov Sergey as creator and maintainer, with later community contributors adding support for newer Crystal versions, records, require flags, syntax highlighting, and maintenance.

### 采用历史

ICR is a smaller companion package rather than part of Crystal's core distribution. The README documents source installation with make, use as a shard dependency, and an Arch AUR package; the supplied package metadata adds Homebrew and Nix packaging, showing that language-adjacent developer tools often get packaged separately from the compiler.

### 使用方式

ICR is used like irb for Crystal: each submitted instruction is accumulated into a generated Crystal program, executed, and presented as if only the new instruction ran. It supports requiring local files or shards from the command line and includes console commands such as paste, debug, quit, exit, and reset.

### 为什么软件包爱好者会关心

ICR is significant mostly as a packaging companion to Crystal. Its usefulness depends on matching the installed Crystal compiler, readline, and LLVM development files, so it illustrates why language ecosystems often need small auxiliary formulae beyond the main runtime.

### 时间线

- 2016: The official GitHub repository was created.
- 2021: The repository's last pushed timestamp in the GitHub API indicates maintenance activity through the Crystal 0.x/early 1.x era.

### Related projects

- ICR is directly tied to Crystal and Shards. The README also points to inf-crystal.el as an editor integration for connecting Emacs to an ICR subprocess.

### 来源

- <https://github.com/crystal-community/icr>
- <https://api.github.com/repos/crystal-community/icr>


## 安全说明

generalized runtime or code generation signal.

- **Geiger 风险:** yellow / 中
- generalized runtime or code generation signal

## 源数据库详情

- **Source Database:** Homebrew formula API
- **Tap:** homebrew/core
- **Full Name:** crystal-icr
- **Version Scheme:** 0
- **Revision:** 3
- **Bottle Stable Root URL:** <https://ghcr.io/v2/homebrew/core>
- **Deprecated:** no
- **Disabled:** no
- **Keg Only:** no
- **URL Keys:** stable

## 其他软件包管理器记录

- Nix - icr: installed executable or alias match | nixpkgs package indexes: pkgs/by-name/ic/icr/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1


## 相关链接

- [Source-control packages](https://pkg.so/zh-hans/source-control-tools/) - Belongs to a source-control command family.
- [Secret-risk packages](https://pkg.so/zh-hans/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals.
- [Terminal utility packages](https://pkg.so/zh-hans/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [Text processing packages](https://pkg.so/zh-hans/text-processing-tools/) - Matched text, document, or structured-data processing metadata.
- [openssl@3](https://pkg.so/zh-hans/brew/openssl-3/) - Runtime dependency declared by Homebrew.
- [pcre2](https://pkg.so/zh-hans/brew/pcre2/) - Runtime dependency declared by Homebrew.
- [libevent](https://pkg.so/zh-hans/brew/libevent/) - Runtime dependency declared by Homebrew.
- [crystal](https://pkg.so/zh-hans/brew/crystal/) - Runtime dependency declared by Homebrew.
- [bpython](https://pkg.so/zh-hans/brew/bpython/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [ptpython](https://pkg.so/zh-hans/brew/ptpython/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [ghcitty](https://pkg.so/zh-hans/brew/ghcitty/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [mongosh](https://pkg.so/zh-hans/brew/mongosh/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [ipython](https://pkg.so/zh-hans/brew/ipython/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [mpremote](https://pkg.so/zh-hans/brew/mpremote/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [commandbox](https://pkg.so/zh-hans/brew/commandbox/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [evans](https://pkg.so/zh-hans/brew/evans/) - Shares pkgdb curated category or tags: cli, developer-tools, repl.
- [crystalline](https://pkg.so/zh-hans/brew/crystalline/) - Local package facts share a topical domain. Shared terms: bdw, bdw-gc, cli, crystal, developer.
- [thors-anvil](https://pkg.so/zh-hans/brew/thors-anvil/) - Local package facts share a topical domain. Shared terms: cli, developer, developer-tools, interactive, libevent.
- [amber](https://pkg.so/zh-hans/brew/amber/) - Local package facts share a topical domain. Shared terms: bdw, bdw-gc, cli, crystal, developer.

## Combined YAML source

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


## 来源

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