# 使用 Homebrew, MacPorts, Nix 安装 io

查看 io 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:io
```

其他安装命令:

### macOS

- Homebrew (100%):

```sh
brew install io
```

  证据: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install Io
```

  证据: MacPorts ports tree: lang/Io/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#io
```

  证据: nixpkgs package indexes: pkgs/by-name/io/io/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:io
- **软件包管理器:** Homebrew
- **软件包管理器页面:** <https://formulae.brew.sh/formula/io>
- **版本:** 2017.09.06
- **来源摘要:** Small prototype-based programming language
- **主页:** <http://iolanguage.com/>
- **仓库:** <https://github.com/IoLanguage/io>
- **上游文档:** <https://iolanguage.org/guide/guide.html>
- **许可证:** BSD-3-Clause
- **源码归档:** <https://github.com/IoLanguage/io/archive/refs/tags/2017.09.06.tar.gz>
- **已生成:** 2026-07-08T18:08:21+00:00

## 可执行文件

- io (cli)
- io_static (cli)
- io (别名)
- io_static (别名)

## 构建依赖

- cmake
- pkgconf

## 安装行为

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

## 版本和新鲜度

- 页面生成时间: 2026-07-08
- 管理器版本: 2017.09.06
- 本地数据: OK
- 上游仓库: https://github.com/IoLanguage/io
- 检测到的最新版本: 2017.09.06 (当前)
- 信息: No package-manager update timestamp was available.
## 项目历史与用法

Io is a small dynamic prototype-based programming language built around message passing, prototype objects, runtime-inspectable code, and a compact VM. Its official materials place it in the lineage of Smalltalk, Self, NewtonScript, Act1, Lisp, and Lua, with an emphasis on conceptual unification rather than surface syntax.

### 项目历史

The official timeline says Steve Dekorte began Io in March 2002 as a minimal prototype-based language, with early public releases and a programming guide appearing through the Yahoo Group community shortly afterward. In its first year, Io gained actors, coroutines, incremental garbage collection, weak links, networking, and a quickly expanding addon system.

Io entered programming-language culture through its compact object model and message-tree semantics. The official timeline records a Lua Workshop talk and an ACM Dynamic Languages Symposium presentation in 2005, then source-history moves from email patches to a public DARCS repository, git hosting, and GitHub.

The project continued to evolve through build-system and runtime changes, including a CMake transition in 2010, Eerie package-manager work under the IoLanguage organization from 2017, and a later WebAssembly/WASI direction with JavaScript bridging. The Homebrew package is therefore attached to a language with a long experimental runtime history, not just a frozen curiosity.

### 采用历史

Io never became a mainstream application language, but it became memorable among programming-language enthusiasts because its tiny syntax exposes prototypes, messages, futures, actors, and code-as-data ideas directly. Its package-manager presence in Homebrew, MacPorts, and Nix reflects that role as a language runtime people install to explore or preserve a distinctive design.

Adoption is best understood as educational and exploratory. Io is the kind of package that appears in language surveys, polyglot exercises, and prototype-object discussions because it shows a coherent alternative to class-based object systems and keyword-heavy syntax.

### 使用方式

Users run the `io` interpreter or build the runtime to experiment with message sends, prototype cloning, slots, blocks, addons, and concurrency constructs. The official guide and reference are central because the language's unusual semantics are easier to understand through examples than through command flags alone.

### 为什么软件包爱好者会关心

Io matters to package nerds because it preserves a compact, radical language design in executable form. It also has the classic packaging shape of a niche language runtime: VM, interpreter, standard library, historical native addons, documentation, tags, branches, and compatibility questions across Unix-like systems.

Its significance is disproportionate to install counts. A package manager carrying Io lets users reproduce examples from programming-language books and discussions, inspect a prototype-based VM, and compare the packaging demands of small language runtimes against larger ecosystems.

### 时间线

- 2002-03: Steve Dekorte begins work on Io.
- 2002-04: Early public releases and a programming guide appear through the early community.
- 2005-07: Io is presented at the Lua Workshop.
- 2005-10: Io is presented at the ACM Dynamic Languages Symposium.
- 2007-03: Source history moves from DARCS to git.
- 2008-02: The Io repository appears on GitHub.
- 2010-05: The build moves to CMake.
- 2017-11: Eerie package-manager work is rewritten under the IoLanguage organization.
- 2026: WASM/WASI work, stackless evaluation, resumable exceptions, and JavaScript bridging are recorded in the official timeline.

### Related projects

- Self and Smalltalk are core influences on Io's object and message model.
- NewtonScript, Act1, Lisp, and Lua are cited by the project as design influences.
- Eerie is the related Io package manager recorded in the official timeline.

### 来源

- <https://github.com/IoLanguage/io>
- <https://iolanguage.org/>
- <https://iolanguage.org/Timeline/index.html>
- <https://iolanguage.org/guide/guide.html>
- <https://iolanguage.org/reference/index.html>


## 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:** io
- **Version Scheme:** 0
- **Revision:** 1
- **Head Version:** HEAD
- **Bottle Stable Root URL:** <https://ghcr.io/v2/homebrew/core>
- **Deprecated:** no
- **Disabled:** no
- **Keg Only:** no
- **URL Keys:** head, stable

## 其他软件包管理器记录

- Nix - io: normalized package name match | nixpkgs package indexes: pkgs/by-name/io/io/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- MacPorts - Io: normalized package name match | MacPorts ports tree: lang/Io/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## 相关链接

- [Secret-risk packages](https://www.automicvault.com/zh-hans/pkg/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals.
- [Terminal utility packages](https://www.automicvault.com/zh-hans/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [Language runtime packages](https://www.automicvault.com/zh-hans/pkg/language-runtime-packages/) - Matched language runtime, compiler, or interpreter metadata.
- [Networking and protocol packages](https://www.automicvault.com/zh-hans/pkg/networking-protocol-tools/) - Matched network, protocol, or remote-service metadata.
- [cmake](https://www.automicvault.com/zh-hans/pkg/brew/cmake/) - Build dependency declared by Homebrew.
- [pkgconf](https://www.automicvault.com/zh-hans/pkg/brew/pkgconf/) - Build dependency declared by Homebrew.
- [gnu-apl](https://www.automicvault.com/zh-hans/pkg/brew/gnu-apl/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.
- [gosu](https://www.automicvault.com/zh-hans/pkg/brew/gosu/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.
- [groovy](https://www.automicvault.com/zh-hans/pkg/brew/groovy/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.
- [janet](https://www.automicvault.com/zh-hans/pkg/brew/janet/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.
- [julia](https://www.automicvault.com/zh-hans/pkg/brew/julia/) - Shares av.db curated category or tags: cli, dynamic-language, language-runtime, programming-language.
- [lua](https://www.automicvault.com/zh-hans/pkg/brew/lua/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.
- [luau](https://www.automicvault.com/zh-hans/pkg/brew/luau/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.
- [nu](https://www.automicvault.com/zh-hans/pkg/brew/nu/) - Shares av.db curated category or tags: cli, language-runtime, programming-language, scripting.

## Combined YAML source

View the package source record on GitHub. [combined/io.yml](https://github.com/automic-vault/db/blob/main/combined/io.yml)


## 来源

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