# Install gobo with Homebrew

Free and portable Eiffel tools and libraries. Version 26.03 via Homebrew; verified 2026-06-13.

## Install

```sh
sudo av install brew:gobo
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install gobo
```

  Evidence: local Homebrew formula metadata

## Package facts

- **Package key:** brew:gobo
- **Package manager:** Homebrew
- **Version:** 26.03
- **Source summary:** Free and portable Eiffel tools and libraries
- **Homepage:** <https://www.gobosoft.com/>
- **Last updated:** 2026-06-13T23:34:57+02:00
- **Generated:** 2026-08-03T19:37:03+00:00

## Executables

- geant (alias)
- gec (alias)
- gecc (alias)
- gecop (alias)
- gedoc (alias)
- geimage (alias)
- gelex (alias)
- gelint (alias)
- gelsp (alias)
- gepp (alias)
- getest (alias)
- gexslt (alias)
- geyacc (alias)

## Install behavior

- Bottle: not available

## Freshness

- Page generated: 2026-08-03
- Package-manager version: 26.03
## Project history and usage

Gobo Eiffel is an open-source collection of Eiffel tools and libraries, distributed to make portable Eiffel development possible across multiple Eiffel compilers. The Homebrew package exposes the toolchain side of that ecosystem through commands such as geant, gec, gelex, gelint, getest, gexslt, and geyacc.

### Project history

The Gobo Eiffel project positions portability and free tooling for the Eiffel community as its central concern. Its GitHub repository was created in September 2009, and the repository README describes the project as hosted on GitHub while the official stable-release site is Gobosoft.

The project includes a broad set of libraries and utilities rather than a single executable. The README lists nineteen Eiffel libraries and thirteen utilities, covering compiler, parser, lexer, documentation, testing, XSLT, and yacc-style workflows.

### Adoption history

Gobo's audience is narrower than mainstream Go or GNOME packages, but the package has a long-running release identity in the Eiffel ecosystem. GitHub release records include Gobo Eiffel 4.3 in November 2018 and later date-coded releases such as 26.05 in May 2026.

### How it is used

Developers use Gobo Eiffel for Eiffel compilation, testing, preprocessing, linting, lexical and parser generation, documentation, and XML/XSLT work. The repository documentation emphasizes use across different Eiffel compilers so users can keep their preferred compiler while using the Gobo tools and libraries.

### Why package nerds care

The package is interesting because it preserves a complete, installable slice of the Eiffel tooling world in a general-purpose package manager. It is a reminder that Homebrew formulas are not only for high-volume Unix utilities; they also carry language-community toolchains whose value is portability, archival continuity, and reproducible setup for a niche ecosystem.

### Timeline

- 2009-09-03: Public GitHub repository created
- 2018-11-28: Gobo Eiffel 4.3 release published on GitHub
- 2018: Gobo Eiffel 4.3 release notes describe migration from Xace files to ECF files
- 2026-05-15: Gobo Eiffel 26.05 release published on GitHub

### Related projects

- EiffelStudio and the Gobo Eiffel Compiler are documented compiler contexts for Gobo.
- The bundled Boehm GC and Zig toolchain are acknowledged in the repository README as included third-party components.

### Sources

- <https://api.github.com/repos/gobo-eiffel/gobo>
- <https://api.github.com/repos/gobo-eiffel/gobo/releases?per_page=100>
- <https://formulae.brew.sh/formula/gobo>
- <https://github.com/gobo-eiffel/gobo>
- <https://github.com/gobo-eiffel/gobo/releases/tag/gobo-26.05>
- <https://github.com/gobo-eiffel/gobo/releases/tag/gobo-4.3>
- <https://www.gobosoft.com/>


## Security Notes

broad file, network, media, or database tool signal.

- **Geiger risk:** blue / medium
- broad file, network, media, or database tool signal


## Combined YAML source

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


## Sources

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